All Gemstones
1.5 Carat Trillion Blue Sapphire & Diamond in 18K Gold Midi Ring – Assay Jewelers
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1.5 Carat Trillion Blue Sapphire & Diamond in 18K Gold Midi Ring
£2,722.00 GBP
£3,402.00 GBP
GIA Certified 7.6 Carat Color Change Star Sapphire & Diamond 14K Gold Men's Ring – Assay Jewelers
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GIA Certified 7.6 Carat Color Change Star Sapphire & Diamond 14K Gold Men's Ring
£9,921.00 GBP
£12,404.00 GBP
Lapis Lazuli Flush Set 18K Gold Bangle Bracelet – Assay Jewelers
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Lapis Lazuli Flush Set 18K Gold Bangle Bracelet
£6,709.00 GBP
£8,386.00 GBP
5.5 Carat Oval Kunzite & Diamond Channel 18K Gold Multi-Row Cocktail Ring – Assay Jewelers
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5.5 Carat Oval Kunzite & Diamond Channel 18K Gold Multi-Row Cocktail Ring
£7,025.00 GBP
£8,781.00 GBP
Sapphire, Ruby, & Seed Pearl 14K Gold Openwork Bangle Bracelet – Assay Jewelers
Jadeite Jade Bezel Set & Diamond Pavé in 14K Gold Nugget Ring – Assay Jewelers
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Jadeite Jade Bezel Set & Diamond Pavé in 14K Gold Nugget Ring
£4,043.00 GBP
£4,856.00 GBP
GRS Certified 7.15 Carat Vivid Blue Sapphire & Diamond 18K Ring – Assay Jewelers
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GRS Certified 7.15 Carat Vivid Blue Sapphire & Diamond 18K Ring
£48,667.00 GBP
£60,834.00 GBP
GIA Cert. 14.56 Carat Purple Star Sapphire No Heat Sri Lanka Sunburst Ring – Assay Jewelers
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GIA Cert. 14.56 Carat Purple Star Sapphire No Heat Sri Lanka Sunburst Ring
£40,163.00 GBP
£45,851.00 GBP
GRS Cert. 13.86 Carat No Heat Ruby Eiseman Signed Vintage Ring – Assay Jewelers
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GRS Cert. 13.86 Carat No Heat Ruby Eiseman Signed Vintage Ring
£30,219.00 GBP
£34,531.00 GBP
155.48 Carat No-Heat Purple Star Ruby 18K Gold Bezel Pendant Necklace – Assay Jewelers
7.15 Carat Oval Aquamarine & Diamond Floral Filigree Platinum Ring – Assay Jewelers
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7.15 Carat Oval Aquamarine & Diamond Floral Filigree Platinum Ring
£3,980.00 GBP
£4,786.00 GBP
11.5mm White Pearl and Round Cut Diamond Accent Platinum Ring – Assay Jewelers
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11.5mm White Pearl and Round Cut Diamond Accent Platinum Ring
£2,081.00 GBP
£2,611.00 GBP
8.17 Carat Round Cut Peridot & Diamond 18K Gold Statement Ring – Assay Jewelers
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8.17 Carat Round Cut Peridot & Diamond 18K Gold Statement Ring
£7,215.00 GBP
£9,019.00 GBP
8.5mm White Pearl and Round Diamond Bypass Platinum Ring – Assay Jewelers
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8.5mm White Pearl and Round Diamond Bypass Platinum Ring
£1,923.00 GBP
£2,397.00 GBP
White Agate & 18K Yellow Gold Earring & Link Necklace Jewelry Set – Assay Jewelers
3.04 Carat Star No-Heat Burma Ruby & Sunburst Art Deco Ring – Assay Jewelers
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3.04 Carat Star No-Heat Burma Ruby & Sunburst Art Deco Ring
£36,817.00 GBP
£42,028.00 GBP
GIA Certified 17.16 Carat Lozenge Cut Rubellite Red Tourmaline Ring – Assay Jewelers
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15.15 Carat Blue Star Sapphire 18K & 22K Bar Link Chain Retro Pendant Necklace – Assay Jewelers
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15.15 Carat Blue Star Sapphire 18K & 22K Bar Link Chain Retro Pendant Necklace
£23,416.00 GBP
£29,270.00 GBP
28.56 Carat Oval Cut Emerald & Diamond Halo 18K Gold Pendant Necklace – Assay Jewelers
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28.56 Carat Oval Cut Emerald & Diamond Halo 18K Gold Pendant Necklace
£12,468.00 GBP
£15,585.00 GBP
1.26 Carat Aquamarine & Diamond in 18K White Gold Floral Statement Ring – Assay Jewelers
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1.26 Carat Aquamarine & Diamond in 18K White Gold Floral Statement Ring
£2,912.00 GBP
£3,639.00 GBP
14K Gold Multi-Gemstone 24 Inch Necklace Cats-Eye – Assay Jewelers
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14K Gold Multi-Gemstone 24 Inch Necklace Cats-Eye
£12,080.00 GBP
£14,532.00 GBP
10.36 Carat No Heat Sri Lanka Oval Blue Sapphire and Diamond Ring – Assay Jewelers
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10.36 Carat No Heat Sri Lanka Oval Blue Sapphire and Diamond Ring
£81,615.00 GBP
£93,246.00 GBP
54.31 Carat No Heat Burma Star Blue Sapphire and Diamond Ring AGL Certified – Assay Jewelers
14K Gold Christian Medallion "Cupid" and Black Onyx Medallion Pendant – Assay Jewelers
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14K Gold Christian Medallion "Cupid" and Black Onyx Medallion Pendant
£6,875.00 GBP
£8,259.00 GBP
Rare Vivid Red 5.81 Carat Oval Cut Siam Ruby & Diamond Halo Ring – Assay Jewelers
Rare Vivid Red 5.81 Carat Oval Cut Siam Ruby & Diamond Halo Ring
£577,134.00 GBP
7.25 Carat No Heat Cushion Cut Ruby & Diamond Halo Platinum 18K Gold Ring – Assay Jewelers
3.75 Carat Pear-Cut Orange Sapphire and Diamond Cluster 14K Gold Ring – Assay Jewelers
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3.75 Carat Pear-Cut Orange Sapphire and Diamond Cluster 14K Gold Ring
£4,169.00 GBP
£5,006.00 GBP
6.8 Carat Oval Cut Colombian Emerald and Diamond Platinum Ring – Assay Jewelers
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Vintage GIA Cert. 2.3 Carat No Heat Burma Ruby & Diamond in Platinum Ring – Assay Jewelers
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Vintage GIA Cert. 2.3 Carat No Heat Burma Ruby & Diamond in Platinum Ring
£17,404.00 GBP
£21,755.00 GBP
7.77 Carat Royal Blue Sapphire Ceylon No Heat Cushion Cut and Diamond Ring – Assay Jewelers
Vintage 13.32 Carat Type A Jadeite Jade Gold Wire Floral Ring From France – Assay Jewelers
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Vintage 13.32 Carat Type A Jadeite Jade Gold Wire Floral Ring From France
£42,766.00 GBP
£48,834.00 GBP
6.45 Carat No-Heat Burma Ruby Oval Cut & Round Diamond Halo Ring – Assay Jewelers
6.45 Carat No-Heat Burma Ruby Oval Cut & Round Diamond Halo Ring
£175,041.00 GBP
GIA Certified 35 Carat Marcus & Co Australian Black Opal in 18K Gold Pendant – Assay Jewelers
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10.35 Carat Purple Sapphire No Heat Ceylon and Diamond Cluster Ring – Assay Jewelers
47.10 Carat No-Heat Yellow Sapphire & Old Euro Diamond Vintage Ring – Assay Jewelers
4 Carat Lab Diamond & Emerald 14K Gold Inside-Out Hoop Earrings – Assay Jewelers
32 Carat Emerald and Rose-Cut Diamond Necklace & Earring Set in 18K Gold – Assay Jewelers
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32 Carat Emerald and Rose-Cut Diamond Necklace & Earring Set in 18K Gold
£36,896.00 GBP
£46,120.00 GBP
100 Carat Mixed Multi-Gem Avant-Garde Statement Necklace in 18k Gold – Assay Jewelers
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100 Carat Mixed Multi-Gem Avant-Garde Statement Necklace in 18k Gold
£46,009.00 GBP
£57,511.00 GBP
1 Carat Oval Cut Ruby & Diamond Halo Pendant Necklace in 14K White Gold – Assay Jewelers
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1 Carat Oval Cut Ruby & Diamond Halo Pendant Necklace in 14K White Gold
£768.00 GBP
£912.00 GBP
1.08 Carat Oval Blue Sapphire & Diamond Halo 14k Pendant Necklace – Assay Jewelers
1.16 Carat Oval Blue Sapphire & Diamond Halo 18K White Gold Ring – Assay Jewelers
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1.16 Carat Oval Blue Sapphire & Diamond Halo 18K White Gold Ring
£1,203.00 GBP
£1,504.00 GBP
20 Carat Oval Cut Emerald & Rose-Cut Diamond Statement 18k Necklace – Assay Jewelers
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20 Carat Oval Cut Emerald & Rose-Cut Diamond Statement 18k Necklace
£19,619.00 GBP
£24,524.00 GBP
12 Carat Natural Oval Emerald & Rose-Cut Diamond Drop Earrings in 18K White Gold – Assay Jewelers
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12 Carat Natural Oval Emerald & Rose-Cut Diamond Drop Earrings in 18K White Gold
£7,152.00 GBP
£8,940.00 GBP
0.50 Carat Oval Emerald Bezel Set 18K Gold Stud Earrings – Assay Jewelers
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0.50 Carat Oval Emerald Bezel Set 18K Gold Stud Earrings
£380.00 GBP
£475.00 GBP
18K Gold Multi Color Gemstone Vintage Estate X Bezel Bracelet – Assay Jewelers
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18K Gold Multi Color Gemstone Vintage Estate X Bezel Bracelet
£7,721.00 GBP
£9,652.00 GBP
GIA Certified 7 Carat Citrine 18K Gold Solitaire Bezel Set Mens Ring – Assay Jewelers
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Estate Victorian Elagabalus Denarius 18K Gold Antique Roman Coin Clip-On Earring – Assay Jewelers
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Estate Victorian Elagabalus Denarius 18K Gold Antique Roman Coin Clip-On Earring
£8,101.00 GBP
£10,126.00 GBP
GIA Certified 18.61 Carat Pink Tourmaline & Floral Diamond Pendant Necklace – Assay Jewelers
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GIA Certified 18.61 Carat Pink Tourmaline & Floral Diamond Pendant Necklace
£8,062.00 GBP
£10,079.00 GBP