Results for “Untreated Ruby”

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18k untreated ruby ring: This ring, made with 18k gold, features a 1.42-carat Mozambican ruby that burns like fire, with a lustrous and warm texture. The subtle sense of contrast gives it a vibrant life both inside and out. T

Mar 02, 2026

18k untreated ruby ring

Est. £13,000-£26,000

PLATINUM VINTAGE ART DECO NATURAL UNTREATED RUBY DIAMOND RING 1.52CT GIA CERT: PLATINUM VINTAGE ART DECO UNTREATED RUBY DIAMOND RING 1.52CT GIA CERT 1920'S Gorgeous Antique ART DECO natural oval gem ruby set PLATINUM ring circ 1920's center oval cut natural untreated unheated ru

Mar 08, 2026

PLATINUM VINTAGE ART DECO NATURAL UNTREATED RUBY DIAMOND RING 1.52CT GIA CERT

Est. US$12,750-US$14,250

VINTAGE TIFFANY & CO PLATINUM RING NATURAL OVAL UNTREATED RUBY 3.00CT. GIA CERT.: VINTAGE TIFFANY & CO PLATINUM RING NATURAL OVAL UNTREATED RUBY 3.00CT. GIA CERT. Gorgeous vintage Tiffany & Co 3.00 carat natural ruby in oval shape GIA cert. set in vintage platinum tiffany's ring Na

Mar 08, 2026

VINTAGE TIFFANY & CO PLATINUM RING NATURAL OVAL UNTREATED RUBY 3.00CT. GIA CERT.

Est. US$46,750-US$52,250

VINTAGE 14K YELLOW GOLD ENGAGEMENT RING 2.07CT.NATURAL UNTREATED RUBY OVAL CUT: VINTAGE 14K YELLOW GOLD ENGAGEMENT RING 2.07CT.NATURAL UNTREATED RUBY OVAL CUT This vintage 14k yellow gold engagement ring is the perfect choice for those looking for a timeless piece of jewelry. The

Mar 08, 2026

VINTAGE 14K YELLOW GOLD ENGAGEMENT RING 2.07CT.NATURAL UNTREATED RUBY OVAL CUT

Est. US$8,415-US$9,405

14K YELLOW GOLD ENGAGEMENT RING 2.24CT.NATURAL UNTREATED RUBY EMERALD CUT GIA: 14K YELLOW GOLD ENGAGEMENT RING 2.24CT.NATURAL UNTREATED RUBY EMERALD CUT GIA This 14k Yellow Gold Engagement Ring features a stunning 2.24ct Natural Untreated Ruby in an Emerald Cut, accented by two

Mar 08, 2026

14K YELLOW GOLD ENGAGEMENT RING 2.24CT.NATURAL UNTREATED RUBY EMERALD CUT GIA

Est. US$11,815-US$13,205

VICTORIAN TIFFANY & CO 18K YELLOW GOLD 0.78CT.NATURAL BURMA UNTREATED RUBY GIA: VICTORIAN TIFFANY & CO 18K YELLOW GOLD 0.78CT.NATURAL BURMA UNTREATED RUBY GIA This stunning ring from Tiffany & Co. is a true antique piece from the Victorian era. It features a beautiful 0.78ct natu

Mar 08, 2026

VICTORIAN TIFFANY & CO 18K YELLOW GOLD 0.78CT.NATURAL BURMA UNTREATED RUBY GIA

Est. US$17,850-US$19,950

PLATINUM VINTAGE RING 2.06CT NATURAL UNTREATED RED RUBY OVAL SHAPE GIA CERT: PLATINUM VINTAGE RING 2.06CT NATURAL UNTREATED RUBY OVAL SHAPE GIA CERT Gorgeous natural oval gem untreated ruby set platinum ring. Center oval cut natural untreated unheated ruby weight 2.06ct size 8

Mar 08, 2026

PLATINUM VINTAGE RING 2.06CT NATURAL UNTREATED RED RUBY OVAL SHAPE GIA CERT

Est. US$16,150-US$18,050

VINTAGE PLATINUM RING 5.87 CT. NATURAL UNTREATED STAR RUBY CABOCHON GIA CERT: VINTAGE PLATINUM RING 5.87 CT. NATURAL UNHEATED STAR RUBY CABOCHON GIA CERT Gorgeous vintage platinum ring set with magnificent natural star ruby . center natural star ruby unheated untreated weight 5

Mar 08, 2026

VINTAGE PLATINUM RING 5.87 CT. NATURAL UNTREATED STAR RUBY CABOCHON GIA CERT

Est. US$19,550-US$21,850

VINTAGE PLATINUM ENGAGEMENT RING 2.40CT. NATURAL UNTREATED OVAL RUBY GIA CERT: VINTAGE PLATINUM ENGAGEMENT RING 2.40CT. NATURAL UNTREATED OVAL RUBY GIA CERT Gorgeous Vintage platinum ring , center natural untreated ruby in oval shape weight 2.40ct. Size 9.8x7.1 Transparency ston

Mar 08, 2026

VINTAGE PLATINUM ENGAGEMENT RING 2.40CT. NATURAL UNTREATED OVAL RUBY GIA CERT

Est. US$11,815-US$13,205

Natural Untreated Ruby Stud Earrings: Natural unheated ruby stud earrings, PT gold weight 5.331g, main stone 2.03ct, diamonds 0.628ct Reserve: $12,000.00 Shipping: Domestic: Shipping rates are determined by destination International: Fore

2026

Natural Untreated Ruby Stud Earrings

Chairish Auctions

Est. US$20,000-US$30,000

Buy Now for US$12,000.00

14K WHITE GOLD ENGAGEMENT RING 1.43CT NATURAL UNTREATED RUBY CUSHION GIA CERT: 14K WHITE GOLD ENGAGEMENT RING 1.43CT NATURAL UNTREATED RUBY CUSHION GIA CERT Gorgeous 14k white gold engagement ruby ring GIA cert. center natural ruby cushion shape weight 1.43ct.Size 7.3x5.4mm This

Mar 08, 2026

14K WHITE GOLD ENGAGEMENT RING 1.43CT NATURAL UNTREATED RUBY CUSHION GIA CERT

Est. US$8,415-US$9,405

GIA Certified 2.06 ct. Untreated Ruby - MOZAMBIQUE: GIA Certified 2.06 ct. Untreated Ruby - MOZAMBIQUE Cut - Cushion Modified Brilliant Cut Color - Red Clarity - VVS Ct. Weight - 2.06 ct. Dimensions - 9.38 x 6.58 x 3.55 mm Origin

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GIA Certified 2.06 ct. Untreated Ruby - MOZAMBIQUE

Kissing Auction

US$2,000(2 bids)

VINTAGE SILVER ENGAGEMENT RING 4.62CT. NATURAL UNTREATED OVAL RUBY GIA CERT: VINTAGE SILVER ENGAGEMENT RING 4.62CT. NATURAL UNTREATED OVAL RUBY GIA CERT This Vintage Silver Engagement Ring features a stunning 4.62ct natural oval ruby with a vibrant red color, certified by GIA.

Mar 08, 2026

VINTAGE SILVER ENGAGEMENT RING 4.62CT. NATURAL UNTREATED OVAL RUBY GIA CERT

Est. US$6,375-US$7,125

VINTAGE PLATINUM ENGAGEMENT RING 1.16CT.NATURAL CUSHION RUBY UNTREATED GIA CERT: VINTAGE PLATINUM ENGAGEMENT RING 1.16CT.NATURAL CUSHION RUBY UNTREATED GIA CERT Gorgeous platinum Vintage engagement ruby ring GIA cert. Center natural ruby cushion shape weight 1.16ct.This stunning r

Mar 08, 2026

VINTAGE PLATINUM ENGAGEMENT RING 1.16CT.NATURAL CUSHION RUBY UNTREATED GIA CERT

Est. US$6,375-US$7,125

IGI Certified 1.08 ct. Untreated Ruby - MOZAMBIQUE: IGI Certified 1.08 ct. Untreated Ruby - MOZAMBIQUE Ct. Weight - 1.08 ct. Color - Purplish Red Cut - Rectangular Step cut Clarity - SI Dimensions - 5.86 X 4.64 X 3.52 mm Origin -

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IGI Certified 1.08 ct. Untreated Ruby - MOZAMBIQUE

Kissing Auction

GIA 1.31 ct. Untreated PIGEONS BLOOD Ruby MOZAMBIQUE: GIA Certified 1.31 ct. Untreated Pigeons Blood Ruby - MOZAMBIQUE Cut - Oval Brilliant Step cut Color - Crimson Red (Pigeon?s Blood) Ct. Weight - 1.31 ct. Clarity - SI Dimensions - 7.50 x 5.37

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GIA 1.31 ct. Untreated PIGEONS BLOOD Ruby MOZAMBIQUE

Kissing Auction

US$3,000(1 bid)

Loose Hexagonal Ruby Gemstone 1.43 ct, Untreated, 0.25" x 0.15" Compact Size: This loose hexagonal ruby gemstone features a brilliant faceted cut, showcasing its natural vivid red hue and remarkable clarity. Untreated and full of character, this ruby is perfect for custom jewel

Feb 20, 2026

Loose Hexagonal Ruby Gemstone 1.43 ct, Untreated, 0.25" x 0.15" Compact Size

HIGH END GEMS & JEWELS LTD

Est. US$793-US$1,098

Natural Untreated 1.85 ct Purplish Red Ruby, Oval Mixed Cut, Afghanistan: A finely faceted natural ruby of exceptional character, this 1.85 carat gemstone exemplifies the unenhanced beauty and rarity of untreated corundum sourced from the storied gem-producing regions of Af

Mar 01, 2026

Natural Untreated 1.85 ct Purplish Red Ruby, Oval Mixed Cut, Afghanistan

Chan & Scott Auction House

Est. US$2,200-US$3,600

3mm ROUND MATCHING PAIR CABOCHON NATURAL UNTREATED RUBY: Sale is for 2 round cabochon natural rubies (no glass filled or lead filled) Matching pair Rubies measures 3mm in diameter Natural pigeon blood color New, never used before

Mar 01, 2026

3mm ROUND MATCHING PAIR CABOCHON NATURAL UNTREATED RUBY

Est. US$618-US$825

4mm ROUND CABOCHON NATURAL UNTREATED PIGEON BLOOD RUBY: LOOSE NATURAL UNTREATED PIGEON BLOOD RUBYNatural ruby (no glass filled or lead filled)Ruby measures 4mm in diameterNatural pigeon blood colorIf you require 3.8mm, 3.9mm, 4.1mm, 4.2mm 4.3mm please let

Mar 01, 2026

4mm ROUND CABOCHON NATURAL UNTREATED PIGEON BLOOD RUBY

Est. US$550-US$825

9.39 Ct Natural Untreated Unheated Six Line Star Ruby Oval Cab: Weight - 9.39 Ct / Size - 10.70 x 9.80 x 7.00 mm / Shape - Oval Cabochon / Clarity - Opaque / Origin - India / Treatment - None

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9.39 Ct Natural Untreated Unheated Six Line Star Ruby Oval Cab

11.59Ct Natural Untreated Ruby Zoisite Rose Cut Gemstone: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

6 days Left

11.59Ct Natural Untreated Ruby Zoisite Rose Cut Gemstone

Ksmith Heritage Auctioneers

Est. US$70-US$1,000

12.08Ct Natural Untreated Ruby Zoisite Rose Cut Gemstone: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

6 days Left

12.08Ct Natural Untreated Ruby Zoisite Rose Cut Gemstone

Ksmith Heritage Auctioneers

Est. US$70-US$1,000

12.05Ct Natural Untreated Ruby Zoisite Rose Cut Gemstone: Ksmith Jewels Global Welcome to our auction house, today auction brought to you by Ksmith Jewels Global based in Penang, Malaysia specialize in all kinds of opal and color gemstone both in manufacturi

6 days Left

12.05Ct Natural Untreated Ruby Zoisite Rose Cut Gemstone

Ksmith Heritage Auctioneers

Est. US$70-US$1,000

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