Rare Bicolour-Tanzanite 4.30ct Diamond Necklace 18K

56.50ct Tanzanite, 6.00ctw VS2-SI1 Yellow & White Diamond Solid 18K White/Yellow Gold 20" Necklace (Comes W/$115,000 Appraisal) - This stunning necklace was finely crafted of solid 18k white and yello

Mikimoto Tanzanite, Diamond & Pearl Choker Necklace in 18k White Gold

Lady's 16.8ct Tanzanite & Diamond 18k Pendant Necklace 16''. Includes a pear shaped mixed cut tanzanite zoisite measuring 17.6x14.1x10.12mm. It is transparent dark violetish blue of medium-high intens

34.50ct Tanzanite, 6.85ctw Multi-Color Diamond Solid 18K White & Yellow Gold 20" Necklace - This gorgeous necklace was finely crafted of solid 18k white gold and is comprised of a 1.5" pendant which h

Waltham Rare 0.65ctw VS1-VS2/F-G Diamond & Solid 18K Yellow Gold 16" Necklace W/1.5" Double Spinning Pendant - This beautiful necklace was made by Waltham, and was finely crafted of solid 18k yellow g

18K gold, tanzanite and diamond necklace featuring a central cushion cut tanzanite, 16.50 cts. approximate accented by 126 round brilliant, marquise and pear shaped diamonds, 7.0 cts. approximate tota

Rare! Authentic Tiffany & Co Paloma Picasso 18k White Gold Diamond Necklace Rare! Authentic Tiffany & Co Paloma Picasso 18k White Gold Diamond Necklace Product Description About This Piece: Metal: 18k

METAL: 18k Gold. MEASUREMENTS: Necklace is 16" long, pendant is 9.5 x 7.5mm. GEMSTONES: Tanzanite, Diamonds approx. 0.13ctw. MARKED: 750 Italy. WEIGHT: 2.3 grams.Gemstones have not been graded fo

Rare! Authentic Damiani 18k White Gold Diamond Pendant Necklace Rare! Authentic Damiani 18k White Gold Diamond Pendant Necklace Product Description About This Piece: Retail Price: $15,440 This necklac

18K White Gold 15.42ct Tanzanite & 3.76ctw Diamond Necklaces & Pendants

Diamond, Gold and Rare Fob Seal Necklace 18k yellow gold, composed of a heavy chain with three-stone stations of round brilliant-cut diamonds weighing approximately 2.58 carats in total, suspending a

Crafted in 18K white gold, featuring a magnificent cushion modified brilliant-cut tanzanite weighing 50.60 carats, surrounded by 45 round brilliant-cut diamonds, weighing a total of approximately 0.67

Crafted in 18K gold; set with a 7.40-carat triangular-shaped tanzanite; accented by triangular-shaped diamonds, weighing a total of approximately 1.30 carats, with H-J color and VS-SI clarity; omega n

This gorgeous ring features an oval Tanzanite gemstone, 0.97ctw of accent Onyx and 0.86ctw Diamonds. The center stone is a Tanzanite gemstone with a total carat weight of 6.73ct, which is a rare gemst

?This gorgeous Estate pendant and chain is crafted from 18k yellow gold featuring a large pear shaped pendant with 3 graduated step tier prong set diamonds and a large pear shape emerald gemstone at t

Gem: Creation Diamond/Tanzanite ) Creation Diamond: 1.00 carat Oval (Clarity: VSI, Color: E) Center stone: 2.08Carat Oval Shape (Clarity: VSI, Color: Blue/Violet) Metal: 18k white gold over 925 silver

Gem: Creation Diamond/Tanzanite ) Creation Diamond: 1.00 carat Oval (Clarity: VSI, Color: E) Center stone: 2.08Carat Oval Shape (Clarity: VSI, Color: Blue/Violet) Metal: 18k white gold over 925 silver

Gem: Creation Diamond/Tanzanite ) Creation Diamond: 1.00 carat Oval (Clarity: VSI, Color: E) Center stone: 2.08Carat Oval Shape (Clarity: VSI, Color: Blue/Violet) Metal: 18k white gold over 925 silver

Fred Paris Success Collection 13.75ctw VVS2-VS1/F-G Diamond and Solid 18K White Gold 17" Necklace - This gorgeous necklace from Fred Paris is a rare, retired design from the designer's highly sought a

Antique rare French 18K gold eagle hallmarked diamond fleur de lis rose cut diamond blue enamel locket with seed pearl design multi-strand 18K goldseed pearl necklace. 14K string ring a later addition

METAL: 18k Gold. MEASUREMENTS: Pendant is 40mm in diameter. Necklace is 16" long. GEMSTONES: Tanzanite, Diamonds approx. 342 stones. MARKED: 750. WEIGHT: 16.9 grams.Gemstones have not been graded

7.5mm-16.2mm Pacific Ocean Coral 20" Graduated Necklace W/Solid 18K White Gold & Diamond Clasp RARE - This stunning piece is made of red and bi-color red 7.5mm-16.2mm Pacific Ocean Coral. This is the

Cartier Panthere 2.70ctw VVS2-VS1/E-F Diamond, 18K White Gold, Black Lacquer & Black Cord Necklace W/Emerald Accent - This rare piece from Cartier is a retired design from the house's instantly recogn

Stone Carat Weight: 1 ctw, Stone Color: F-G/ Rare White, Stone Clarity: LC, Diamond Cut: Ideal Cut, Metal Type: 18K White Gold, Product Type: Necklace with Pendant