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October Birthstone Opal Necklaces & Pendants

Shop exceptional designer styles for October's birthstone. Our collection of opal necklaces and pendants are the perfect birthday gift for a friend or yourself.
14K White Gold Pear Shaped Opal & Diamond Pendant, 18" 3OPLD0376 0.00 With iridescent hues of opal stone awash in the aura of glowing round diamonds, this pendant is sure to give a spirited touch to your outfit. It exhibits a pear shaped 0.70ctw Opal nestled within the duo of gracefully curving 14K white gold frames that are embellished with 0.19cttw prong set round diamonds. This charming pendant dangles down on a nifty 18” long chain. Borsheims
Oval Black Opal Pendant with Pear Shaped Diamond Halo in White Gold, 18" AOPLD0008 0.00 Add this captivating black opal piece to your jewelry collection. The 2.23 ct oval center opal exhibits dazzling play of color, flecked with blue and green tones. A halo of diagonally set pear shaped diamonds brings dynamic sparkle to the pendant, fashioned in 18K white gold and suspended on an 18" chain.  Borsheims
Oval White Opal Necklace in Matte Yellow Gold, 18" 3OPLN0089 0.00 Update your style with the stunning elegance of white opal and 18K matte yellow gold. With a 2.88 ct opal as its focal point, this oval white opal necklace looks absolutely exquisite with any ensemble. Borsheims
Gurhan Opal Bead Triple Strand Necklace in 24K Yellow Gold 3OPLN0110 0.00 This Opal Beaded Triple Stand Necklace show off the colors that inspire Gurhan and that reflect the kaleidoscope of fashion tones. These styles look great layered! Gurhan
Boulder Opal, Green Garnet & Blue Zircon Double Strand Necklace in Yellow Gold, 18" 3ST003555 0.00 Artistic design blends color with shape in this boulder opal, green garnet, and blue zircon double strand necklace. A freeform 9.18 ct blue and green boulder opal suspends from a 14K yellow gold chain, as a second shorter strand features a floral-inspired cluster of 0.64 cttw in two marquise cut garnets and a 0.75 ct center marquise cut zircon. Borsheims
Boulder Opal & Diamond Bar Pendant in Sterling Silver & Black Rhodium 3ST000368 0.00 This dramatic and contemporary necklace features a boulder opal and diamond pendant. The 10.5 x 11.5 mm freeform boulder opal lends a striking dark blue-green hue and rests on a diamond studded bar with a black rhodium plated sterling silver finish. Borsheims
Pear Shaped Boulder Opal Doublet & Diamond Halo Necklace in Yellow Gold, 18" 3ST000246 0.00 Perfect for accenting the neckline, this pear shaped boulder opal necklace makes for one truly breathtaking jewelry piece. Set along a polished 14K yellow gold setting and chain, this 0.45 ct opal pendant features a halo setting with sparkling round diamonds totaling 0.07 cttw. Borsheims
Gurhan Opal and Sapphire Necklace in 22K Yellow Gold 3OPLN0109 0.00 Feature warm orange tones, this Gurhan Opal and Sapphire necklace in 22K yellow gold completes any look day or night. Gurhan
Gurhan Boulder Opal 24K Yellow Gold Bar Necklace 3OPLN0111 0.00 This strong, simple necklace features a smooth Boulder opal cabochon bar, bezel set in 24K yellow gold. This is one of Gurhan's earliest forays into designing in pure gold. He took cabochon cut stones - the simplest of cuts, smooth, without facets, and all about the stone. His goal was to strip away unnecessary metal features and allow these magnificent stones shine with only the simplest of pure gold frames. Gurhan
Opal Doublet Freeform Kite Shaped Demi Bezel Pendant in Yellow Gold 3ST000851 0.00 This pendant showcases the natural beauty of opal in modern, minimal style. The freeform kite shaped opal doublet gemstone features an array of rich swirling hues from red to green to blue, set in a modified split bezel of 14K yellow gold. Borsheims
Opal Doublet Freeform Oval Demi Bezel Necklace in Yellow Gold 3ST000852 0.00 This necklace showcases the natural character of opal in modern, minimal style. The elongated oval shaped opal doublet gemstone features an array of rich swirling hues and iridescence, set in a modified half bezel of 14K yellow gold. Borsheims
Light Opal Spike Halo Sunshine Necklace in Yellow Gold, 18" 3ST000888 0.00 A light round opal with incredible pastel iridescence is encircled by a spiked halo in 14K yellow gold, evoking a the rays of the sun. Add this playful and modern necklace to your ensemble for a pop of cheerful optimism. Borsheims