🪙 Live Local Gold & Diamond Payout Guide • O'Fallon, MO

Best Places to Sell Gold, Scrap Jewelry & Diamonds in O'Fallon, MO [Oct 2026]

Compare 7 verified brick-and-mortar gold buyers, estate jewelers, and GIA diamond dealers along S Main St, 9963 Winghaven Blvd, 2nd Governor Ct, 2510 State Hwy (covering postal codes 63366, 63368) — plus live USD per-gram melt values so you never accept a lowball pawn shop offer.

← All 7 O'Fallon Stores 🪙 Sell Gold & Diamonds 🛠️ Jewelry & Watch Repair 💍 Engagement Rings ✨ Custom 3D CAD Design 👑 22k Gold & Bullion 📜 GIA Appraisals

O'Fallon, MO Local Market Overview (Oct 2026)

Whether you are liquidating broken 14k gold chains, inherited estate rings, 22k/24k gold bullion coins, or GIA-graded loose diamonds in O'Fallon, Missouri, payout percentages vary dramatically between street-level pawn brokers and established fine jewelers along S Main St, 9963 Winghaven Blvd, 2nd Governor Ct, 2510 State Hwy. Across our directory's 7 verified showrooms in O'Fallon (236 combined client reviews, 4.4★ average), reputable local jewelers typically pay 75% to 85% of live LBMA melt value for karat scrap gold and up to 90%–95% for hallmarked 24k bullion.

For weekend appraisals and immediate cash settlements in O'Fallon, 6 local showrooms operate on Saturdays and 2 open on Sundays. Leading local buyers include Randy's Jewelry Inc, Radiant Jewelry, BabyFaces. Always weigh your items in grams at home first and compare at least two written verbal quotes before signing a bill of sale.

Oct 2026 Live Benchmark • O'Fallon, MO

Live Per-Gram Gold Melt Value vs. O'Fallon Jeweler Payouts (USD)

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Karat & Stamp	100% Pure Melt / Gram	Reputable O'Fallon Jeweler (75%–85%)	Est. Payout for 10g Chain/Ring
10k Gold (417 Stamp)	$36.84 / g	$27.63 – $31.31 / g	$276 – $313
14k Gold (585 Stamp)	$51.56 / g	$38.67 – $43.83 / g	$387 – $438
18k Gold (750 Stamp)	$66.30 / g	$50.39 – $57.02 / g	$504 – $570
22k Gold (916 Hallmarked)	$81.04 / g	$64.83 – $72.94 / g	$648 – $729
24k Fine Bullion (999.9)	$88.40 / g	$79.56 – $84.86 / g	$796 – $849

Quick Comparison: Top 🪙 Sell Gold & Diamonds Specialists in O'Fallon

Showroom Name	Location / Corridor	Rating & Reviews	Direct Phone
#1 Randy's Jewelry Inc	309 S Main St, O'Fallon, MO 63366, USA	⭐ 4.8 (41)	(636) 978-1953
#2 Radiant Jewelry	9963 Winghaven Blvd, O'Fallon, MO 63368, USA	⭐ 4.6 (24)	(636) 265-3377
#3 BabyFaces	28 Crossroads Plaza, O'Fallon, MO 63368, USA	⭐ 4.4 (39)	(877) 496-2229
#4 Miller's Fine Jewelry	2510 State Hwy K, O'Fallon, MO 63368, USA	⭐ 4.2 (41)	(636) 272-4097
#5 The Wedding Ring Guy	4 2nd Governor Ct, O'Fallon, MO 63368, USA	⭐ 4.2 (35)	(702) 234-6553
#6 Steven's Jewelry & Engraving	3449 Pheasant Meadow Dr, O'Fallon, MO 63368, USA	⭐ 4.3 (18)	(636) 474-1200
#7 Kay Jewelers	2205 State Hwy K, O'Fallon, MO 63368, USA	⭐ 4.1 (38)	(636) 272-4526

Verified Showrooms in O'Fallon, MO

#1 Verified O'Fallon Specialist ⭐ 4.8 (41 reviews)

Randy's Jewelry Inc

📍 309 S Main St, O'Fallon, MO 63366, USA

Randy's Jewelry Inc is an esteemed jewelry showroom and custom design studio in O'Fallon. Offering fine handcrafted jewelry, diamond collections, and master artisan craftsmanship.

Fine JewelryCustom Consultation

📞 (636) 978-1953 🌐 Website

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#2 Verified O'Fallon Specialist ⭐ 4.6 (24 reviews)

Radiant Jewelry

📍 9963 Winghaven Blvd, O'Fallon, MO 63368, USA

Radiant Jewelry is an esteemed jewelry showroom and custom design studio in O'Fallon. Offering fine handcrafted jewelry, diamond collections, and master artisan craftsmanship.

Fine JewelryCustom Consultation

📞 (636) 265-3377

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#3 Verified O'Fallon Specialist ⭐ 4.4 (39 reviews)

BabyFaces

📍 28 Crossroads Plaza, O'Fallon, MO 63368, USA

BabyFaces is an esteemed jewelry showroom and custom design studio in O'Fallon. Offering fine handcrafted jewelry, diamond collections, and master artisan craftsmanship.

Fine JewelryCustom Consultation

📞 (877) 496-2229 🌐 Website

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#4 Verified O'Fallon Specialist ⭐ 4.2 (41 reviews)

Miller's Fine Jewelry

📍 2510 State Hwy K, O'Fallon, MO 63368, USA

Miller's Fine Jewelry is an esteemed jewelry showroom and custom design studio in O'Fallon. Offering fine handcrafted jewelry, diamond collections, and master artisan craftsmanship.

Fine JewelryCustom Consultation

📞 (636) 272-4097 🌐 Website

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#5 Verified O'Fallon Specialist ⭐ 4.2 (35 reviews)

The Wedding Ring Guy

📍 4 2nd Governor Ct, O'Fallon, MO 63368, USA

The Wedding Ring Guy is an esteemed jewelry showroom and custom design studio in O'Fallon. Offering fine handcrafted jewelry, diamond collections, and master artisan craftsmanship.

Fine JewelryCustom Consultation

📞 (702) 234-6553 🌐 Website

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#6 Verified O'Fallon Specialist ⭐ 4.3 (18 reviews)

Steven's Jewelry & Engraving

📍 3449 Pheasant Meadow Dr, O'Fallon, MO 63368, USA

Steven's Jewelry & Engraving is an esteemed jewelry showroom and custom design studio in O'Fallon. Offering fine handcrafted jewelry, diamond collections, and master artisan craftsmanship.

Fine JewelryCustom Consultation

📞 (636) 474-1200 🌐 Website

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#7 Verified O'Fallon Specialist ⭐ 4.1 (38 reviews)

Kay Jewelers

📍 2205 State Hwy K, O'Fallon, MO 63368, USA

Kay Jewelers is an esteemed jewelry showroom and custom design studio in O'Fallon. Offering fine handcrafted jewelry, diamond collections, and master artisan craftsmanship.

Fine JewelryCustom Consultation

📞 (636) 272-4526 🌐 Website

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Frequently Asked Questions: 🪙 Sell Gold & Diamonds in O'Fallon

Who pays the most for gold and diamonds in O'Fallon, MO?

Established fine jewelers and estate buyers in O'Fallon such as Randy's Jewelry Inc, Radiant Jewelry, BabyFaces consistently pay higher percentages (75%–85% of melt value) than pawn shops or mail-in gold services, because they refine or reuse precious metals directly in their own workshops.

What is 14k and 18k gold worth per gram in O'Fallon right now?

At current Oct 2026 spot benchmarks, 14k gold has a pure melt value of $51.56/gram (typical O'Fallon buyer payout: $38.67–$43.83/g), and 18k gold has a pure melt value of $66.30/gram (payout: $50.39–$57.02/g).

What ID is required to sell gold jewelry in O'Fallon?

All licensed second-hand precious metal dealers in O'Fallon, Missouri require a valid government-issued photo ID (driver's license or passport) and must be 18+ years old to complete an immediate cash or check payout.

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Live Gold & Diamond Calculators

Use our free gemological tools before visiting any showroom in O'Fallon.

🪙 Gold Scrap Payout Calculator 💎 Diamond Carat Price Guide 💍 Ring Size Converter

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