Sapphire

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Marvin Malton 160 Rectangular Flying Hour Quartz Watch M024.14.21.64 Swiss Made Sapphire with Box: This is a Marvin Malton 160 rectangular Flying Hour quartz wristwatch, reference M024.14.21.64. The stainless steel tank-style case houses a distinctive jump-hour display at the top, signed Marvin, Wa

2026

Marvin Malton 160 Rectangular Flying Hour Quartz Watch M024.14.21.64 Swiss Made Sapphire with Box

Sun Prarie, WI

Sphere Auctions LLC

4.4

(181)

MONTBLANC STAR COLLECTION WATCHES: Montblanc Star Series U0106466 Men's Watch, 39mm Stainless Steel Case, Silver-White Engineered Dial, Three-Hand Chronograph with Dual Date Display, Automatic Movement, Transparent Case Back, Sapphire

2026

MONTBLANC STAR COLLECTION WATCHES

Rosemead, CA

Lucky Sky Gallery International Inc

4.3

(1)

IWC REISSUE COLLECTION WATCHES: IWC Replica Series IW323101 Men's Automatic Mechanical Watch, 28,800 VPH Frequency, 44-Hour Power Reserve, 44mm Stainless Steel Case, Black Dial with Stick-Like Luminous Indexes, Double Sapphire Cryst

2026

IWC REISSUE COLLECTION WATCHES

Rosemead, CA

Lucky Sky Gallery International Inc

4.3

(1)

Michele Deco Diamond MW06P01A1046 Stainless Steel Chronograph Watch New Battery: This is a Michele Deco Diamond chronograph watch, reference MW06P01A1046, in stainless steel with a factory diamond bezel totaling 0.66 CT TW. The case features a sapphire crystal, Swiss quartz moveme

2026

Michele Deco Diamond MW06P01A1046 Stainless Steel Chronograph Watch New Battery

Sun Prarie, WI

Sphere Auctions LLC

4.4

(181)

6.12 Cts Sapphire & Diamond Designer Necklace $1,680: 1 piece of GENUINE 12X10mm faceted oval Black Sapphire quality AAA no treatment.16 pieces of GENUINE single cut diamonds 0.12 carat Tw, I2-I3 no treatment. 13.11 grams of base metal layered with 18K y

2026

6.12 Cts Sapphire & Diamond Designer Necklace $1,680

Encino, CA

U.S. Auction Gallery

4.1

(655)

2.28 CT Sapphire & Diamond Designer Necklace $1,700: 30 pieces of GENUINE rounds 2.4mm Sapphires quality AAA no treatment.4 pieces of GENUINE 1.1mm faceted rounds diamonds 0.03 carat Tw.7.05 grams of brass layered with 18K yellow gold.The necklace lengt

2026

2.28 CT Sapphire & Diamond Designer Necklace $1,700

Encino, CA

U.S. Auction Gallery

4.1

(655)

4.66 CT Sapphire & Diamond Designer Earrings $1,180: 2 pieces of GENUINE 3x4 mm faceted Emerald cut Black Sapphires quality AAA no treatment. 10 pieces of GENUINE 1.2 mm single cut diamonds SI-1 no treatment. 6.89 grams of Base Metal layered with 18K ye

2026

4.66 CT Sapphire & Diamond Designer Earrings $1,180

Encino, CA

U.S. Auction Gallery

4.1

(655)

5.29 CT Sapphire & Diamond 18KGP Designer Necklace: 9 pieces of GENUINE Black Sapphires quality AAA no treatment.8 pieces of GENUINE 1.1mm faceted round diamond 0.06 carat Tw I-J color.10.48 grams of base metal layered with 18K yellow gold.The necklace

2026

5.29 CT Sapphire & Diamond 18KGP Designer Necklace

Encino, CA

U.S. Auction Gallery

4.1

(655)

12.09 CT Sapphire & Diamond Designer Bracelet $1,350: 12 pieces of GENUINE 7X5mm oval black sapphires.12 pieces of GENUINE single cut diamonds, 0.09 carat tw.12.25 grams of brass layered with 18K yellow gold.The length is around 7 1/2 inches.The width is

2026

12.09 CT Sapphire & Diamond Designer Bracelet $1,350

Encino, CA

U.S. Auction Gallery

4.1

(655)

5.04 CT Sapphire & Diamond Designer 18KGP Bracelet: 25 pieces of GENUINE 3.1mm Square black sapphires quality AAA no treatment.4 pieces of GENUINE single cut diamonds, 0.04 carat tw no treatment.17.25 grams of brass layered with 18K yellow gold.The len

2026

5.04 CT Sapphire & Diamond Designer 18KGP Bracelet

Encino, CA

U.S. Auction Gallery

4.1

(655)

6.45 CT Black Sapphire 18KGP Designer Bracelet $990!: 46 pieces of GENUINE 4mm faceted Sapphires quality AAA. 7.62 grams of brass layered with 18K yellow gold. The length is around 7 1/2 inches. The width is 3/16 inches or .4mm. This lovely bracelet come

2026

6.45 CT Black Sapphire 18KGP Designer Bracelet $990!

Encino, CA

U.S. Auction Gallery

4.1

(655)

3.04 Ct Natural Diamond Sapphire Sterling Silver Designer Earrings MSRP $1,595!: Gemstone DescriptionGemstone: SapphireColor: BlackShape: OvalSize: 4x3Quantity: 12CTW: 2.95 Diamond DescriptionShape: RoundsSize: 1.1mm Quantity: 12CTW: 0.09Grade: I3Color: H-I Material Information:Pl

2026

3.04 Ct Natural Diamond Sapphire Sterling Silver Designer Earrings MSRP $1,595!

Encino, CA

U.S. Auction Gallery

4.1

(655)

Ladies Gold Cartier Tank Wrist Watch: Ladies gold Cartier Tank wrist watch. 20 mm wide case. Blue sapphire, Marked on reverse, Cartier Paris 925 Argent Plaque or G 20 m Swiss. 3 029292. Edge of case marked 6002 6. Like new brown alligator

2026

Ladies Gold Cartier Tank Wrist Watch

Williston, VT

Merrill's Auctioneers and Appraisers

4.5

(936)

4.30 Carats Natural 6 Ray Blue Star Sapphire Loose Gemstone, 44XX: This star sapphire is crafted from natural corundum deposits and refined into a sleek polished cabochon form through professional lapidary finishing procedures. The distinct six-ray star asterism disp

2026

4.30 Carats Natural 6 Ray Blue Star Sapphire Loose Gemstone, 44XX

Sathorn, Bangkok

Lazo Heritage

4.4

(25)

2.86ct Natural Siamese 6-Ray Black Star Sapphire Loose Gemstone, 8XY: This polished star sapphire originates from classic Siamese mining deposits, featuring a deep dark crystalline base with fine native mineral traces trapped within its structure, sized at calibrated 8.

2026

2.86ct Natural Siamese 6-Ray Black Star Sapphire Loose Gemstone, 8XY

Sathorn, Bangkok

Lazo Heritage

4.4

(25)

8.61 Carats Natural Madagascar Yellow Sapphire Cabochon Loose Gemstone, 1XX: Formed of natural corundum sourced from Madagascar geological formations, this raw mineral material is shaped and polished into a smooth cabochon form via professional stone processing techniques. Nat

2026

8.61 Carats Natural Madagascar Yellow Sapphire Cabochon Loose Gemstone, 1XX

Sathorn, Bangkok

Lazo Heritage

4.4

(25)

36ct Natural Unheated Sri Lankan Purplish Blue Sapphire Rough, 60YQ: This natural corundum rough is an unheated purplish blue sapphire sourced from Sri Lankan alluvial gem deposits, featuring an irregular natural native form with residual pale yellow-brown mineral matr

2026

36ct Natural Unheated Sri Lankan Purplish Blue Sapphire Rough, 60YQ

Sathorn, Bangkok

Lazo Heritage

4.4

(25)

2.16 Carats Natural 6 Ray Blue Star Sapphire Loose Gemstone, 52XX: This star sapphire is crafted from natural corundum deposits and refined into a sleek polished cabochon form through professional lapidary finishing procedures. The distinct six-ray star asterism disp

2026

2.16 Carats Natural 6 Ray Blue Star Sapphire Loose Gemstone, 52XX

Sathorn, Bangkok

Lazo Heritage

4.4

(25)

14k Yellow Gold, Diamond, & Sapphire Ring: 14k Yellow Gold, Diamond, & Sapphire Ring. Wide band with a diamond & X shape of small round diamonds & 2 rows of square sapphires, multiple triangular sapphires, and 1 square sapphire in the middle.

2026

14k Yellow Gold, Diamond, & Sapphire Ring

Monmouth Junction, NJ

Bodnar's Auction Sales

4.6

(689)

14k Sapphire & Ruby Bracelet with Drop Pendant Cross: 14k Sapphire & Ruby Bracelet with 14k Ruby and Sapphire Drop Pendant Cross. Has round cut alternating rubies and sapphires with filagree links. Has an added filagree cross with round cut rubies on 1 s

2026

14k Sapphire & Ruby Bracelet with Drop Pendant Cross

Monmouth Junction, NJ

Bodnar's Auction Sales

4.6

(689)

Diamond and Sapphire Platinum Eternity Band Ring: Diamond and Blue Sapphire Platinum Eternity Band Ring, adorned with twelve shared prong set round faceted blue sapphires weighing approx. 0.60 carats, further adorned with twelve shared prong set roun

2026

Diamond and Sapphire Platinum Eternity Band Ring

Astoria, NY

Auctions at Showplace

4.6

(849)

FINE ANTIQUE SAPPHIRE AND DIAMOND CLUSTER RING: FINE ANTIQUE SAPPHIRE AND DIAMOND CLUSTER RING 4.8 grams high carat gold and platinum rich vibrant sapphire approx 2.68 ct bright lively old cut diamonds size M

2026

FINE ANTIQUE SAPPHIRE AND DIAMOND CLUSTER RING

London, UK

Etrusca Auctions

4.1

(30)

Schlumberger x T&Co. Sapphire "Taj Mahal" Studs: Pair of Jean Schlumberger (French, 1907-1987) for Tiffany and Company 18K Yellow Gold Blue Sapphire "Taj Mahal" Shirt Studs, featuring two round brilliant blue sapphires weighing a total of approx. 0.

2026

Schlumberger x T&Co. Sapphire "Taj Mahal" Studs

Astoria, NY

Auctions at Showplace

4.6

(849)

Vintage 18k Yellow Gold Brooch/Pin: Vintage 18k Yellow Gold Brooch/Pin. In an open framework starburst pattern with small round cut sapphires throughout, a small round cut diamond in the center and blue enamel edges. Marked. Measures 1

2026

Vintage 18k Yellow Gold Brooch/Pin

Monmouth Junction, NJ

Bodnar's Auction Sales

4.6

(689)

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24

Sapphire Auctions

6.40 Carat ---- Mogok Blood Ruby ---- Oval Cut

10.3 Carat ---- Natural Mogok Pink Ruby ---- Round Cut

10 Carat ---- Natural Blue Sapphire ---- Asscher Cut

Oct 10 Sat 4pm Emeralds, Rubies & Sapphires

California Gemstones

Starts on:

Oceanside, CA, US

4.60 Carat Natural Pink Sapphire Asscher Cut

12 Carat --- Natural Blue Sapphire ---- Trillion Cut

13.80 Carat Alexandrite Mixed Cushion Cut EGL Certified

Oct 17 Saturday 4pm NEW SHIPMENT IS HERE!

California Gemstones

Starts on:

Oceanside, CA, US

12.9 Carat --- Natural Ceylon Padparadscha Sapphire--- Round Cut

11.75 Carat Natural Montana Purple Sapphire Brilliant Oval Cut

9.05 Carat ---- Natural Brazilian Red Tourmaline --- Cushion Cut

Luxurious Investment Grade Gemstones

California Gemstones

Starts on:

Oceanside, CA, US

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