{"product":{"id":8289347600668,"title":"Garrett Goldmaster 24k Metal Detector with 6\" x 10\" DD Coil","body_html":"\u003cp\u003eThe Garrett Goldmaster 24k Metal Detector runs at 48 kHz, the highest single frequency Garrett puts in a gold prospecting machine. Detectorists stepping up from a general-purpose VLF feel that frequency change immediately on small flake gold and shallow pickers a slower machine hummed past. It pairs that frequency with the XGB auto-tracking ground balance system, so the gain you set stays useful in mineralized soil instead of getting buried under ground chatter. The \u003ca href=\"https:\/\/seriousdetecting.com\/collections\/garrett-goldmaster-24k\"\u003eGarrett Goldmaster 24k gold metal detector\u003c\/a\u003e lineup is built for prospectors who chase fine gold in hot ground where lower frequencies lose the signal.\u003c\/p\u003e\n\n\u003ch2\u003eWhat's Included with the Garrett Goldmaster 24k\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eGoldmaster 24k control housing with 6\" x 10\" DD waterproof search coil mounted\u003c\/li\u003e\n\u003cli\u003eGarrett Clearsound Easy Stow headphones with on-cup volume control\u003c\/li\u003e\n\u003cli\u003e8 AA NiMH rechargeable batteries\u003c\/li\u003e\n\u003cli\u003eAA battery charging kit with universal plug adapters and 12V vehicle charging cable\u003c\/li\u003e\n\u003cli\u003eQuick start guide and warranty card\u003c\/li\u003e\n\u003cli\u003e3-year limited parts and labor manufacturer warranty\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cfigure\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0760\/1464\/9628\/files\/1142650_01.jpg?v=1772039998\" alt=\"Garrett Goldmaster 24k metal detector system with coil, control box, headphones, batteries, and accessories displayed\"\u003e\n\u003c\/figure\u003e\n\n\u003ch2\u003eHigh-Frequency Performance in Mineralized Gold Country\u003c\/h2\u003e\n\u003cp\u003eThe frequency advantage shows up fastest on sub-grain nuggets and shallow pickers in mineralized soil. We have run side-by-side tests on small flakes where the Goldmaster 24k gives a clean signal and the lower-frequency machine gives a soft scratch that gets dismissed. The XGB auto-tracking ground balance updates as the soil chemistry changes, so detectorists coming from a manual-only ground balance machine can hunt longer stretches without stopping to re-tune. Ground-Sync and TracLock work as a pair: tap Ground-Sync to grab a fresh balance over a clean patch, then TracLock to hold that balance through a hot section. That workflow is faster than the pump-and-hold most older machines force on you.\u003c\/p\u003e\n\n\u003ch3\u003eDesert Wash and Dry Placer\u003c\/h3\u003e\n\u003cp\u003eMineralized desert ground masks small gold under ferrous noise that lower-frequency detectors smear into constant chatter. The Goldmaster 24k reads the ground separately from the target with XGB tracking, so the threshold stays smooth across iron-stained gravel and caliche. The 6\" x 10\" DD coil gives enough swing width for productive coverage on broad washes while keeping target separation tight around hot rocks. We run VCO Zip mode for proportional response that maps signal strength to pitch and volume, so depth and target size telegraph through the audio. Sensitivity at 7 to 8 with Iron Cancel set low to mid handles most dry placer ground without threshold overload.\u003c\/p\u003e\n\n\u003ch3\u003eOld Hardrock Tailings and Specimen Hunting\u003c\/h3\u003e\n\u003cp\u003eTailings piles hold quartz with embedded gold that registers as a faint, scratchy signal on most general-purpose machines. The Goldmaster 24k's high-frequency response lifts those small specimen signals into a usable tone. We treat tailings work as a slow, deliberate hunt, sweeping at half normal speed and re-balancing often as the matrix changes. VCO Zip mode stays engaged, sensitivity climbs to 8 to 10, and Iron Cancel drops to low. TracLock engaged once a clean reading is locked on a non-target patch keeps the balance stable through the pile.\u003c\/p\u003e\n\n\u003ch3\u003eMountain Creek and Wet Bedrock\u003c\/h3\u003e\n\u003cp\u003eBedrock cracks hold the gold creek hunters chase, and the 6\" x 10\" DD coil drops into bedrock seams better than larger round coils. The detector body is rainproof and the coil is waterproof, so fast sweeps through shallow water and over wet bedrock are not a concern. For deep cracks where coverage matters less than precision, swap to the optional 6\" round concentric. We switch to 2-tone Beep mode for fast iron-versus-non-iron calls, sensitivity at 6 to 8, Iron Cancel mid, and re-grab ground balance on every new bedrock seam.\u003c\/p\u003e\n\n\u003cfigure\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0760\/1464\/9628\/files\/goldmaster-24-prospecting-1451x634-2.jpg?v=1779291097\" alt=\"Man using Garrett metal detector with headphones in desert terrain, crouching over search coil\"\u003e\n\u003c\/figure\u003e\n\n\u003ch2\u003eXGB Auto-Tracking and Adjustable Iron Cancel for Hot Ground\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eXGB auto-tracking ground balance samples ground signal continuously and updates the balance point so the gain you set stays useful instead of drifting into noise: operators who came up on manual-balance VLFs notice the largest change here.\u003c\/li\u003e\n\u003cli\u003eAdjustable Iron Cancel notches out hot rocks and iron trash without hard-nulling the audio, so faint gold tones still come through: we keep Iron Cancel low on clean patches and raise it as trash density climbs.\u003c\/li\u003e\n\u003cli\u003eGround-Sync and TracLock pair to give manual override when needed: tap Ground-Sync to grab a fresh balance over a clean patch, then TracLock to hold that balance through a hot section without the system chasing it.\u003c\/li\u003e\n\u003cli\u003eTwo audio modes give a choice: 2-tone Beep mode for a quick high-low read on target type, or VCO Zip mode where pitch and volume rise with signal strength for depth and target size feedback.\u003c\/li\u003e\n\u003cli\u003eFrequency Shift minimizes electromagnetic interference from power lines, other detectorists, or thunderstorm static when threshold noise climbs.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eCompare within the family\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eGoldmaster 24k (6\" x 10\" Coil)\u003c\/th\u003e\n\u003cth\u003e\u003ca href=\"https:\/\/seriousdetecting.com\/products\/garrett-goldmaster-24k-metal-detector-w-6-x-10-dd-elliptical-and-6-round-concentric-coil\"\u003eGoldmaster 24k (Dual Coil)\u003c\/a\u003e\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Frequency\u003c\/td\u003e\n\u003ctd\u003e48 kHz\u003c\/td\u003e\n\u003ctd\u003e48 kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoil(s) Included\u003c\/td\u003e\n\u003ctd\u003e6\" x 10\" DD elliptical waterproof\u003c\/td\u003e\n\u003ctd\u003e6\" x 10\" DD elliptical + 6\" round concentric waterproof\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGround Balance\u003c\/td\u003e\n\u003ctd\u003eXGB Auto Tracking\u003c\/td\u003e\n\u003ctd\u003eXGB Auto Tracking\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAudio Modes\u003c\/td\u003e\n\u003ctd\u003e2-tone Beep, VCO Zip\u003c\/td\u003e\n\u003ctd\u003e2-tone Beep, VCO Zip\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeadphones Included\u003c\/td\u003e\n\u003ctd\u003eGarrett Clearsound Easy Stow\u003c\/td\u003e\n\u003ctd\u003eGarrett Clearsound Easy Stow\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBattery\u003c\/td\u003e\n\u003ctd\u003e8 AA NiMH rechargeable (included)\u003c\/td\u003e\n\u003ctd\u003e8 AA NiMH rechargeable (included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWaterproof Rating\u003c\/td\u003e\n\u003ctd\u003eCoil waterproof, housing rainproof\u003c\/td\u003e\n\u003ctd\u003eCoils waterproof, housing rainproof\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003cp\u003eThe dual-coil package adds the 6\" round concentric for tighter target separation in patches and trash, while this single-coil configuration keeps the entry price lower for prospectors who plan to run the DD elliptical as their primary coil.\u003c\/p\u003e\n\n\u003cfigure\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0760\/1464\/9628\/files\/1142650_Stock_005.jpg?v=1772040039\" alt=\"Garrett Goldmaster 24k metal detector control box with LCD display and navigation buttons\"\u003e\n\u003c\/figure\u003e\n\n\u003ch2\u003eLightweight Build and Field-Ready Controls\u003c\/h2\u003e\n\u003cp\u003eGarrett spec sheets list the Goldmaster 24k at 3.4 lbs total weight with the shaft adjustable from 45\" to 54\". That keeps it in the same weight class as most prospecting VLFs, so detectorists upgrading from the AT Gold or a Gold Bug Pro will not feel a swing-fatigue penalty. The control housing carries a backlit LCD readable in low light, and the standard prospecting controls sit on the front face with no menu diving. Audio mode, volume, sensitivity, threshold, iron cancel, frequency shift, and backlight are all single-button access. Audio runs through the included Garrett Clearsound Easy Stow headphones with on-cup volume control, plugged into the 1\/4\" headphone jack. The Boost option on volume helps in wind or running water where the threshold thins out. Operators who prefer a bone-conduction or wireless setup can run their own headphones from the same jack.\u003c\/p\u003e\n\n\u003cp\u003eA pinpointer pairs well with the tight DD footprint of this machine, and our team stocks the matching units in the Garrett pinpointer lineup. The 6\" x 10\" DD elliptical waterproof coil is the all-purpose choice for desert wash, beach gold, and mixed terrain. The DD format gives a narrow ground footprint and good target separation around hot rocks. For tighter spaces, dense trash, or bedrock cracks, the optional 6\" round concentric coil concentrates detection energy into a smaller footprint. Prospectors who hunt varied terrain often carry both coils and swap as conditions change.\u003c\/p\u003e\n\n\u003ch2\u003eWhy the Goldmaster 24k Fits Prospectors Coming from General-Purpose VLFs\u003c\/h2\u003e\n\u003cp\u003eDetectorists who started on a coin-and-relic machine and moved into gold prospecting hit a wall when small flakes and shallow pickers disappear under ground noise. The Goldmaster 24k solves that problem with frequency and ground balance working together. The high operating frequency reaches sub-grain nuggets a general detector misses, and XGB auto-tracking keeps the threshold smooth as soil mineralization shifts. Adjustable Iron Cancel filters out hot rocks and iron trash without nulling on real targets, so operators who lost faint signals to aggressive discrimination on their previous machine notice the difference inside the first hunt. The \u003ca href=\"https:\/\/seriousdetecting.com\/collections\/very-low-frequency-vlf-metal-detectors\"\u003every low frequency (VLF) metal detectors\u003c\/a\u003e category includes a range of prospecting-focused machines, and the Goldmaster 24k sits at the high-frequency end of that spectrum.\u003c\/p\u003e\n\n\u003cp\u003eCompared to the next machine down in the Garrett gold lineup, the AT Gold, the Goldmaster 24k is the right pick when fine gold is the priority and depth on coin-sized objects is not. The AT Gold runs lower in frequency and offers better depth on larger targets, but the Goldmaster 24k hears the small stuff the AT Gold walks over. For prospectors who also hunt coins and relics, \u003ca href=\"https:\/\/seriousdetecting.com\/pages\/best-metal-detectors-for-coins\"\u003eour coin-shooting picks\u003c\/a\u003e cover multi-purpose machines that balance coin depth with enough frequency range to catch jewelry and small gold.\u003c\/p\u003e\n\n\u003ch2\u003eCoil Options and Accessory Compatibility\u003c\/h2\u003e\n\u003cp\u003eThe standard 6\" x 10\" DD elliptical waterproof coil is the all-purpose choice for desert wash, beach gold, and mixed terrain. The DD format gives a narrow ground footprint and good target separation around hot rocks. For tighter spaces, dense trash, or bedrock cracks, the optional 6\" round concentric coil concentrates detection energy into a smaller footprint. Prospectors who hunt varied terrain often carry both coils and swap as conditions change.\u003c\/p\u003e\n\n\u003cp\u003eBattery runtime on the included 8 AA NiMH rechargeable batteries runs approximately 10 to 12 hours depending on sensitivity settings, backlight use, and audio volume. The included charging kit accepts universal plug adapters and includes a 12V vehicle charging cable for field charging. Operators who hunt remote areas often carry a spare battery pack to extend hunt time without returning to the vehicle.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperating Frequency:\u003c\/strong\u003e 48 kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoil:\u003c\/strong\u003e 6\" x 10\" DD elliptical waterproof\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGround Balance:\u003c\/strong\u003e XGB Auto Tracking with Ground-Sync and TracLock\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Modes:\u003c\/strong\u003e 2-tone Beep, VCO Zip\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 3.4 lbs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShaft Length:\u003c\/strong\u003e 45\" to 54\" adjustable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery:\u003c\/strong\u003e 8 AA NiMH rechargeable (included)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery Life:\u003c\/strong\u003e 10 to 12 hours\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWaterproof Rating:\u003c\/strong\u003e Coil waterproof, housing rainproof\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeadphones:\u003c\/strong\u003e Garrett Clearsound Easy Stow with on-cup volume control (included)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 3-year limited parts and labor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIn the Box:\u003c\/strong\u003e Control housing, 6\" x 10\" DD coil, headphones, 8 AA rechargeable batteries, charging kit, quick start guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy Buy from Serious Detecting\u003c\/h2\u003e\n\u003cp\u003eWe are an \u003ca href=\"https:\/\/seriousdetecting.com\/pages\/customer-care__about-us\"\u003eauthorized Garrett dealer\u003c\/a\u003e, so every Goldmaster 24k ships with the full 3-year manufacturer warranty. Our team runs Garrett \u003ca href=\"https:\/\/seriousdetecting.com\/collections\/gold-detectors\"\u003egold detectors\u003c\/a\u003e in the field, so the setup and coil-choice questions you call in with get answered by detectorists who have hunted the same ground. Free shipping, 30-day returns, and our price-match guarantee mean you are covered from order to first hunt. We stock replacement coils, spare battery packs, and compatible pinpointers, so accessory orders ship the same day.\u003c\/p\u003e","vendor":"Garrett","product_type":"Metal Detectors","created_at":"2023-05-18T21:43:41-04:00","handle":"garrett-goldmaster-24k-metal-detector-w-6-x-10-coil","updated_at":"2026-06-04T03:03:50-04:00","published_at":"2023-05-18T21:43:41-04:00","template_suffix":null,"published_scope":"web","tags":"48-khz, creek-hunting, dd-coil, desert-prospecting, fine-gold, garrett, garrett-goldmaster, garrett-goldmaster-24k, gold-detector, mineralized-ground, prospecting-detector, rechargeable-battery, vlf-detector, waterproof-coil, xgb-ground-balance","variants":[{"id":45211294859548,"product_id":8289347600668,"title":"Default Title","price":"679.99","sku":"1142650","position":1,"compare_at_price":"799.99","fulfillment_service":"manual","inventory_management":"shopify","option1":"Default Title","option2":null,"option3":null,"created_at":"2023-05-18T21:43:41-04:00","updated_at":"2026-06-04T03:03:50-04:00","taxable":true,"barcode":"9068044025","grams":3175,"image_id":null,"weight":7.0,"weight_unit":"lb","requires_shipping":true,"quantity_rule":{"min":1,"max":null,"increment":1},"price_currency":"USD","compare_at_price_currency":"USD","quantity_price_breaks":[]}],"options":[{"id":10507422433564,"product_id":8289347600668,"name":"Title","position":1,"values":["Default Title"]}],"images":[{"id":51620338434332,"product_id":8289347600668,"position":1,"created_at":"2026-02-25T12:13:54-05:00","updated_at":"2026-02-25T12:13:56-05:00","alt":"Garrett Goldmaster 24k metal detector with 6x10 DD coil, control housing, and adjustable shaft for gold prospecting","width":1000,"height":1000,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/0760\/1464\/9628\/files\/1142620_01_6a93022a-6d86-484b-a1ce-4d5b360d1b31.jpg?v=1772039636","variant_ids":[]},{"id":51620332896540,"product_id":8289347600668,"position":2,"created_at":"2026-02-25T12:11:10-05:00","updated_at":"2026-02-25T12:20:39-05:00","alt":"Garrett Goldmaster 24k Metal Detector","width":1000,"height":1000,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/0760\/1464\/9628\/files\/114260_alone_78b81676-34ce-4d31-bc02-cb6c09dfc84b.jpg?v=1772040039","variant_ids":[]},{"id":51620332503324,"product_id":8289347600668,"position":3,"created_at":"2026-02-25T12:10:54-05:00","updated_at":"2026-02-25T12:20:39-05:00","alt":"Garrett Goldmaster 24k control box","width":1000,"height":1000,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/0760\/1464\/9628\/files\/1142650_Stock_005.jpg?v=1772040039","variant_ids":[]}],"image":{"id":51620338434332,"product_id":8289347600668,"position":1,"created_at":"2026-02-25T12:13:54-05:00","updated_at":"2026-02-25T12:13:56-05:00","alt":"Garrett Goldmaster 24k metal detector with 6x10 DD coil, control housing, and adjustable shaft for gold prospecting","width":1000,"height":1000,"src":"https:\/\/cdn.shopify.com\/s\/files\/1\/0760\/1464\/9628\/files\/1142620_01_6a93022a-6d86-484b-a1ce-4d5b360d1b31.jpg?v=1772039636","variant_ids":[]}}}