18 KARAT WG NECKLACE ROUND CUT DIAMONDS

SeidenGang A gold and diamond necklace USA An 18 karat gold necklace with numerous round brilliant cut diamonds weighing 3.00 carats. Signed '18K SG'. Necklace measures 16 inches in length. Total weig

Cartier A gold and diamond Draperie necklace France An 18 karat gold Draperie necklace with 15 round brilliant cut diamonds weighing 0.60 carats. Signed 'Cartier C 1999 831728'. Necklace measures 15 i

An 18 Karat White Gold, Diamond and Onyx Necklace, numerous round brilliant cut diamonds weighing approximately 4.55 carats total and carved oval onyx links. Stamp: 18K. 17.25 dwts.

LALAOUNIS, YELLOW GOLD AND DIAMOND PENDANT NECKLACE Round brilliant cut diamonds. 18 karat yellow gold. Chain: 17 1/2 inches long. Pendant: 1 3/8 inches wide. Stamp: A21 GR 750 (maker's mark). Clasp

An 18 Karat White Gold and Diamond Riviere Necklace, containing 94 round brilliant cut diamonds weighing approximately 10.00 carats total. Stamp: D10029 K18. 17.90 dwts. Estimate $ 9,000-11,000 Diamon

An 18 Karat White Gold and Diamond Riviere Necklace, containing 94 round brilliant cut diamonds weighing approximately 10.00 carats total. Stamp: D10035 K18. 17.95 dwts. Estimate $9,000-11,000

YELLOW GOLD AND DIAMOND PENDANT NECKLACE Round brilliant cut diamonds weighing approximately 1.50 carats total. 18 karat yellow gold. 27 3/4 inches long. Chain stamp: 750 (Italian hallmark and maker's

SILVER-TOPPED YELLOW GOLD AND DIAMOND PENDANT/NECKLACE Round brilliant cut diamonds weighing approximately 2.65 carats total. Silver-topped gold and 18 karat yellow gold. Chain: 31 inches long. Pendan

An 18 Karat White Gold and Diamond Lariat Necklace, containing numerous round brilliant cut diamonds weighing approximately 1.15 carats total. Stamp: 18K. 6.90 dwts. Estimate $ 1,800-2,200

* An 18 Karat Bicolor Gold and Diamond Necklace, Italian, containing 25 round brilliant cut diamonds weighing approximately 0.90 carat total. Stamp: 18K ITALY. 28.20 dwts. Estimate $1,200-1,800 Proper

WHITE GOLD AND DIAMOND NECKLACE Round brilliant cut diamonds weighing approximately 3.50-4.00 carats total. 18 karat white gold. 16 1/4 inches long. Stamp: 380 750.Gross weight: 33.00 dwt. 

An 18 Karat White Gold and Diamond Necklace, Stefan Hafner, containing 172 round brilliant cut diamonds weighing approximately 4.60 carats total. Stamp: (Italian hallmark and maker's mark) 750. 16.70

Including an 18 karat yellow gold necklace set with 15 full cut round diamonds[G-I/SI], total approximate weight 1.60 carats; necklace measures 20 inches long and weighs 4.8 grams; and one 18 karat ye

Vintage 18 Karat Yellow Gold Elongated Link Necklace Accented with Pave Set Round Brilliant Cut Diamonds. Diamonds F-G color, VS1-VS2 clarity. Signed Movado, stamped 750. Measures 17" L, 3/8" W. Appro

10-Carat Diamond Tennis Necklace 18 Karat White Gold Stock # 37885 Diamond tennis necklace features 10.26 carat total weight of white round brilliant cut diamonds. The diamonds are graded H-I color an

Vintage Italian 18 Karat Yellow Gold and approx. 3.5 Carat Round Cut Diamond Necklace. Signed 750, 18K, Italy. Diamonds E-F-G color, VS1-VS2 clarity. Good condition. Measures 16-1/4" L, 1" W. Approx.

Vintage Round Brilliant Cut Diamond and 18 Karat Yellow Gold Necklace and Bracelet Suite. Stamped 18K. Very good condition. Necklace measures 15" L, 1/4" W; bracelet measures 7" L, 1/4" W. Approx. wei

Vintage Victorian Design Round Brilliant Cut Diamond, Large South Sea Baroque Pearl and 18 Karat White Gold Necklace. Diamonds E-F color, VS-SI clarity. Pearls with good polish and luster, minor natur

Vintage Large and Magnificent Oval Cabochon Opal, Round Brilliant Cut Diamond and 18 Karat Yellow Gold Necklace. Opal measures 1-1/8" L, 13/16" W. Diamonds F-G color, VS1-VS2 clarity. Stamped 750. Mea

Vintage Italian Round Brilliant Cut Diamond, 5.0-9.0mm Pearl and 18 Karat Yellow Gold Necklace. Diamonds F-G color, VS1-VS2 clarity. Pearls with good luster and polish. Stamped 750, Italian hallmark.

Approx. 17.50 Carat Sapphire, 7.0 Carat Round Brilliant Cut Diamond and 18 Karat Yellow Gold Necklace and Pendant Earring Suite. Diamonds G-I color, VS clarity. Sapphires with vivid saturation of colo

BULGARI, DIAMOND 'PARENTESI' PENDANT NECKLACE Round brilliant cut diamonds. 18 karat white gold. Necklace: 18 inches long. Pendant: 2 1/2 inches long. Stamp: BVLGARI 750. Gross weight: 20.55 dwt. This

Vintage Approx. 4.0 Carat TW Round Brilliant Cut Diamond and 18 Karat White Gold Necklace. Diamonds G color, VS1-VS2 clarity. Measures 17" L. Approx. weight: 19.45 grams. Condition: Very good conditio

An 18 Karat Yellow Gold, Diamond and Polychrome Enamel Necklace, Masriera, containing 19 round brilliant cut diamonds weighing approximately 0.20 carat total. Stamp: 750 C-4157-C MASRIERA. 31.00 dwts.