Everything from simple chains and lariats to elegant diamond riviera necklaces. Gray & Sons has an impressive selection of unique estate jewelry including finely made necklaces in platinum & gold with diamonds, rubies, emeralds & sapphires. Our diamond necklaces come in a variety of designs from pave diamond necklaces to diamond solitaire necklaces, diamond heart necklaces to diamond cross necklaces. We have vintage diamond necklaces, modern diamond necklaces, estate diamond jewelry, and designer diamond necklaces. We have necklaces with oval diamonds, pear shaped diamonds, round diamonds, and princess cut diamonds. You'll love our fine selection of jewelry and affordable below retail prices! ALL of our jewelry is in-stock and ready for pick-up or delivery. We examine ALL our diamonds by our in-house gemologist, and we offer our diamonds to you as we would to our own family! Have a look at our Diamond Education page
Request our monthly estate jewelry catalog.
Want to sell your Necklace? Sell Your Necklace Here.
Request our monthly estate jewelry catalog.
Want to sell your Necklace? Sell Your Necklace Here.
Stunning tappered baguette and round Diamond necklace
Stunning tappered baguette and round Diamond necklace. Approximate Total Diamond weight 18.44 carats, Color- F-G, VS clarity diamonds set in handmade platinum. 16" length. Gemologic Certified.G&S Price: $32,500.00Item #:S516281-
Gucci style link necklace in 18k yellow gold
Gucci style link necklace in 18k yellow gold . Width 6.10mm (0.24"). Length 17".G&S Price: $1,590.00Item #:N512815 -
Cross over "Hugs & Kisses" baguette diamond necklace in 14k
Cross over "Hugs & Kisses" baguette diamond necklace in 14k with approx. over 4 carats in white baguette diamonds (H-I color, VS clarity). Length: 16", Width: 0.43." (11.5mm). See matching earrings #S515190.G&S Price: $5,900.00Item #:S515192 -
Black pearl necklace with over 8.5 carats in G-H, VS diamonds
Amazing black South Sea cultured pearls necklace, pearls measuring from 9mm-10.5mm accented with over 8.5 carats in G-H, VS diamonds set in 18k white gold. Excellent luster. Length 17 inches.G&S Price: $12,500.00Item #:S516243 -
Platinum diamond necklace with approx. 12 cts in diamonds
Elegant platinum diamond necklace with baguette cut diamonds approx. 12 cts G-H color, VS clarity diamonds channel set (over 325 diamonds). Length 17 inches.G&S Price: $19,500.00Item #:S516244 -
Rolex Presidental style necklace in 14k yellow gold
Rolex Presidental style necklace in 14k yellow goldG&S Price: $4,650.00Item #:N512862 -
Diamond cross necklace in 18k white gold
Diamond cross necklace with appr. 0.50ct. total weight in pave set diamonds in 18k white gold. 16" long.G&S Price: $1,500.00Item #:S516190 -
18k white and yellow gold chain
Nice 18k white and yellow gold chain. 25" long.G&S Price: $1,950.00Item #:N512858 -
Tiffany & Co. Key pendant on a bead chain in sterling silver
Tiffany & Co. Key pendant on a bead chain in sterling silver. Length 24 inches.G&S Price: $520.00Item #:N512853 -
Vintage Egyptian Cartouche in 18k yellow gold
Vintage Egyptian Cartouche pendant with 22 inches 18k yellow gold chain/necklace. Cartouche is 45mm (including bale).G&S Price: $1,750.00Item #:N512697 -
Return to Tiffany® heart tag pendant on a bead necklace
Return to Tiffany® heart tag pendant on a bead necklace in sterling silver, large. Width: 25.3mm (1.0"). Length: 34.0".G&S Price: $500.00Item #:S516167 -
Circles of diamonds in white and yellow gold
Modern and contemporary necklace circles of diamonds approx. over 1 carat in white and yellow gold in 14k. Length 16 inches. Width: 1.8mm.G&S Price: $3,950.00Item #:S516148 -
"Square" diamond pendant on gold chain
"Square" diamond pendant in 18k yellow gold with approx. 3.10 cts in diamonds (H color, VS clarity) on a 10mm wide 14k chain. Length 17 inches. Pendant is 26mm x 41mm.G&S Price: $8,450.00Item #:S516115 -
Manfredi necklace in 18k
Manfredi necklace in 18k with center set pear shaped Blue Topaz, faceted Kunzite, Citrine and bezel set diamond approx. 0.10 cts. Engraved Manfredi on the clasp. Length 16 inches.G&S Price: $6,050.00Item #:S516128 -
David Yurman necklace and ring set in 18k
David Yurman Cable necklace and 3 stacked ring set in 18k with Coral stations. Ring size 5.75. Ring width: 4.6mm. Length of necklace: 17.0".G&S Price: $7,150.00Item #:N512777 -
Italian style diamond necklace in 18k
Incredible Italian style diamond necklace with approximately 1.15cts in diamonds in 18k yellow gold. 14.5" long.G&S Price: $4,250.00Item #:S515937 -
Beautiful diamond necklace
Beautiful and very special diamond necklace with 14k removable pendant on 14k chain. Pendant comes with white clean 61 tapered baguette cut diamonds approximately 3.60 cts. Chain length 16.5 inches.G&S Price: $3,950.00Item #:S515891 -
Ivory Pendant necklace w/ tiger eyes beads
Ivory Pendant necklace w/ tiger eyes beads. Length: 30 inches. Pendant's width: 30mm x 73mm.G&S Price: $750.00Item #:N512587 -
Puffed Mariner Chain necklace in 18k yellow gold
Puffed Mariner Chain necklace in 18k yellow gold. Length: 24". Width: 5.3mm.G&S Price: $1,800.00Item #:N512626 -
Emerald and diamond necklace in 18k
Classic emerald and diamond necklace with approx .12 carats in emeralds and approx. 2.0 cts in diamonds all set in 18k. Center emerald: 6.0 carats, side emeralds: 3.0 carats each. Length 20 inches.G&S Price: $12,500.00Item #:S515889 -
Spectacular ruby and diamond necklace in 18k
Spectacular ruby and diamond necklace with 8 red oval cabochon cut rubies with total of approx. 19 carats. With 21 pear shaped diamonds approx. 3.50 carats and 175 round brilliant cut diamonds with approx. 21.50 carats. Total diamond weight approx. 25 carats (G-H-I color, VS2-SI2 clarity). Length 16.5 inches Weigh 31.2 dwt.G&S Price: $49,000.00Item #:S515892 -
South Sea silver and golden pearl necklace with diamond accents
Dangling bicolor link style necklace with nine Golden and Silver South Sea pearls that are approx. 11.5mm to 13mm set in 18k. Pearls have rose and green overtones and good luster. Necklace has approx. 2 carat in diamond accents G color, VS clarity. Weight 71.1 dwt. Length 17 inches.G&S Price: $14,850.00Item #:S515894 -
Chain in 14k yellow gold
Chain in 14k yellow gold. Length 20 inches. Width 3.1mm.G&S Price: $850.00Item #:N512564 -
Diamond necklace in 18k with approximately 1.10 carats
Beautiful diamond necklace in 18k yellow gold approximately 1.10 carats H color SI clarity.G&S Price: $1,950.00Item #:S515833 -
Diamond necklace in 18k white gold with over 2.5 cts in white clean diamonds
Diamond necklace in 18k white gold with over 2.50 cts in white clean diamonds. Necklace length 16", pendant length 3.25".G&S Price: $4,950.00Item #:S515838 -
Princess cut diamonds by-the-inch necklace
Diamond pendant necklace with 5 carats of princess cut diamonds-by-the-inch accenting a GIA certified center pear shape diamond 3.84 cts (J color, SI2 clarity). Length 16 inches.
G&S Price: $27,700.00Item #:S515791 -
Made for Princess Diamonds by-the-inch
Made for Princess Diamonds by-the-inch with bezel set round sparkling diamond accents over 5.5 cts set in 14k white gold. Round center diamond GIA certified round brilliant diamond 3.01cts G color SI1 clarity. Length 16 inches.
G&S Price: $47,500.00Item #:S515797 -
Diamonds by the yard necklace in 14k white gold with 2.78 cts
Chic and slimming "Diamonds By The Yard" necklace in 14k white gold with approx. 2.78 carats in H color SI clarity diamonds. 36.5" length. Width of diamond accents: 6.0mmx13.5mm.G&S Price: $6,940.00Item #:S515768 -
Pave diamond line choker with appr.4.1cts in diamonds in 18k white gold
Beautiful Pave diamond line choker with appr.4.1cts in diamonds in 18k white gold. 205 clean diamonds. 16.5" long.G&S Price: $8,200.00Item #:S515793 -
Antique Art Nouveau 5 diamonds necklace
Antique "Edwardian" Lariat necklace with 5 diamonds, set in filigree Platinum. Approx 1 carat Diamonds total weight. Length 17 inches. Width of wish bone accents: 7.8mm.G&S Price: $1,900.00Item #:S515720 -
Pearl necklace with diamond accents and 18k box clasp with sapphires
Triple strand pearl necklace with two 18k diamond bar stations and pink & blue sapphire embelished box clasp in 18k. Width: 0.90", 18" length.G&S Price: $1,650.00Item #:S515717 -
Diamond cross with approx 5.10 cts
Beautiful diamond cross with G-H color average VS clarity diamonds approx 4.5 cts and center approx .60cts with 5.10 cts in total weight all mounted in 18k white gold hanging on a delicate link in a 14k white gold 18 inch necklace.G&S Price: $7,950.00Item #:S515661 -
Pearl necklace with amethyst pendant in 18k
A 7-8 mm pearl necklace with diamond accents and removable amethyst pendant in 18k with fancy diamond accents clasp. The pearls on the necklace are high luster, round shape with pink and gold bodycolor. Width of pendant: 32.0 mmx 37.4mm. Length of the necklace 18 inches.G&S Price: $3,500.00Item #:N512366 -
Platinum necklace with sweet diamond heart on diamond by the yard chain
Platinum necklace with sweet diamond heart on diamond by the yard chain. Length 16 inches.G&S Price: $1,700.00Item #:S515518 -
Tiffany & Co. Elsa Perreti "Starfish" pendant necklace in platinum, 0.13 cts in diamonds
Tiffany & Co. Elsa Perreti "Starfish" pendant necklace in platinum, 0.13 cts in diamonds. 16" length. Width of pendant: 15mm.G&S Price: $3,200.00Item #:S515532