18mm Pearls

This luxurious 18K Rose Gold ring by Tara & Sons Pearls is a true showstopper, centered with a magnificent White South Sea Pearl measuring approximately 18mm–19mm.

SKU: FT-0002 Material 18K Gold Vermeil and Freshwater Pearl Diameter approx. 18mm Ring Width approx. 8mm Freshwater Pearl beads approx. 4mm; gold vermeil beads approx. 4mm

These intensely glowing beautiful different types and colors of Spiderweb Jaspers are enhanced by these marvelous mother of Pearl shells. The largest Jasper is approximately 18mm.

Richly colored brooch by Elizabeth Locke that is centered with a cabochon labradorite stone measuresing approximately 13mm x 18mm. A South Sea black pearl (approximately 9.5 mm) on e...

14K GOLD STYLISTIC BROOCH WITH RUBY AND PEARL Metal: 14k rose gold Stones: Ruby 0.02ct, pearl Dimension: 18mm x 13mm, 2.5mm thickness Weight: 1.5 grams Retail: $900

The largest Pearls are approximately 18mm. This 23 inch long necklace has a simple easy to use silver hook clasp.

Item #E3359 Check out matching necklace Item # N3774 ($25,500; see photo) Materials and Weight Tahitian pearls, 15 x 18mm, oval shape Pave diamonds set in rhodium sterling silver 14...

Perfect Condition Diamond: 2.1ct Weight: 4.7g Length: 18mm Width: 12mm Size of pearl: 6mm We have many other fantastic pieces of antique and vintage jewelry listed on our 1stdibs s...

The chain suspends 2 glorious drop-shape Tahitian pearls, one measuring 18mm x 15mm, the other measuring 17mm x 15mm.

The pearl and diamond stick pin features an 18mm Tahitian pearl in a crown of round diamonds, and a 14mm South Sea pearl decorated with an onyx ringlet, lending the jewel a distincti...

The jewel suspends an intermediary golden South Sea pearl of 14mm diameter suspending a larger golden pearl of 18mm.

The tail curls around an exceptionally large and beautiful Tahitian pearl of 18mm diameter. All of our pearls are untreated: their natural color and high luster have not been enhanc...

Very rare 18k Yellow Gold MIKIMOTO Pearl and Diamond Drop Pendant. Pendant is 18k Mikimoto and Necklace chain 18k Mikimoto Details: 16in length chain 18mm drop pendant 7mm akoya pe...

Custom One-of-Kind Ring The ring is 18K White Gold The pearl is 18MM South Sea Pearl There are 1.16 Carats in Diamonds G/H SI The ring is a size 6.5, sizable The ring weighs 14.5 grams

The Tahitian pearl and diamond ring features a particularly large and attractive pearl of 17.5/18mm diameter.

The pearl pendant features a fine, very large Tahitian Pearl of approximately 18mm x 16mm size.

The swan holds in its coral and onyx beak a large 18mm South Sea pearl of splendid luster. All of our pearls are untreated: their natural color and luster have not been enhanced in a...

Each earring features an 18mm mabe pearl displayed within a circular pierced decorated 9ct white gold, rope twist bordered setting.

The pearl pendant features a fine, sizeable Australian South Sea Pearl of approximately 18mm x 15.5mm size.

Spectacular estate Paloma Picasso for Tiffany & Co. 18K yellow gold Mabe pearl round large amethyst bead 36 inch long statement necklace 20th Century 1981 Exquisite long statemen...

A striking European mid-century cocktail ring featuring a magnificent ~18mm domed pearl framed by approximately ~1.20 carats of old-cut round diamonds.

The pearl and baguette diamond cocktail ring features a large South Sea pearl of 18mm diameter.

The fish suspends a voluminous South Sea Pearl of 18mm diameter. The pearl is untreated. It displays a splendid nacre and its natural color and luster have not been enhanced in any w...

The South Sea pearl and diamond ring features a large pearl of 18mm diameter.

18k yellow gold necklace weighs 83.7g 34 mother of pearl disc measures 18mm wide (5mm thick) Inlaid Black Onyx Mother of Pearl 18k YG disc Necklace is 19.5'' long end to end Necklac...

Necklace Details Necklace numbered, maker's mark CL, London hallmark, Convention mark, diamonds approx. 1.40cts total, length 94.5cm, maker's pouch. 1 x Center Pearl 8.6 mm 106 x Pea...

The baroque pearl measures 18mm by 21mm. Total diamond weight is estimated to be 2.50 carats.

Ring Size: 5 Gemstone Measurements: 1 Chrysoprase Cabochon: ca. 18 mm x 8 mm 18 Seed Pearls: ca. 1 mm diameter Measurements: Length: ca. 23 mm Width: ca. 18 mm Depth: ca. 24 mm We...

(chain included ) Item Specifications: Necklace Metal: 14k White Gold Total Weight: 3.7 Grams Chain Length: 18" ​ ​Pearl: 8.4 mm Tahitian pearl Diamond Count: 4 Diamond Carat W...

14k white gold clasp set with brilliant-cut diamonds totaling 1.25ct - F/G - VS/SI - on a pearl bracelet - 18.5 cm detailed description: the bracelet is 18.5 cm long and 8.5 mm wid...

51 Round White Fresh Water Pearls Strand Necklace Set in silver Clasp, 18" 8-9 mm Pearls Sterling silver clasp Uniform size of pearl , not graduating!

Weights & Measurements: Pendant length: 2-1/2" Pearl: 17mm (18mm long) Chain length: 17" Chain thickness: 1.4mm Total necklace weight: 14.6 grams Pendant weight: 11.3 grams Chain we...

Item Specifications: Necklace Metal: 14k and 18k White Gold Total Weight: 4.6 Grams Chain Length: 18" Tahitian Pearl Diameter: 10 mm x 12 mm Diamond Count: 9 Diamond Carat Wei...

Hand modeled in sophisticate design of solid 18 KT gold, set with Diamonds, Mabe Pearl, black Onix and Rock Crystal giving a creative visual vision of the sea environment Necklace we...

It will arrive with an appraisal from Jewelry Appraisal and Gemological Institute with a value of $12,999.00 Metal: Platinum Natural Diamonds: 4.84 ctw Pearl diameter: 18 mm Main O...

The necklace can be easily extended if desired. The pearl flower is 18mm by 16mm. The central peridot is 7mm in diameter and approximately 1.25 Carats.

A very rare 18mm huge South Sea white pearl pendant, decorated with brilliant cut diamonds weighing 2.01 carats in total, mounted in 18 karat white gold.

Origin: Italy Period: Circa 1985–1995 Metal: 18 Karat Yellow Gold (14 Karat replacement backs) Gemstones: 2 White South Sea Cultured Pearls, approximately 12 mm each Diamonds: 2 Roun...

Crafted in 18k white gold and encrusted with 0.04 cttw of round cut diamonds. Chain length: 18 inches. Pearl size: 5 mm. Pendant Length: 2 cm.

More details: Designed: David Webb Material: 18K Yellow Gold, Platinum Cultured pearls Round Diamonds The pearls measure 17.5-18mm.

Hallmark: 585 Weight: 6.4 g/ 4.1 dwt Size: 18 in Width: 1.1 mm Pearls: 7 mm Very good condition, professionally polished.

A lovely designed ring centering a 14.5 x 10.5 mm pearl. The 18 karat white gold setting is set with round blue sapphires all along the shank.

The flower is 3/4 inch (18mm) in diameter. The pearl is 5mm in diameter.

Brand: David Webb Metal: 18K Gold & Platinum Mabe Pearl: Diameter 18mm Diamonds: Total approx. 0.32ct Size: 2.9×3.1cm Weight: 41.2g Stamp: “©WEBB® PLAT 18K”

The octopus brooch features an Australian South Sea Pearl of 18mm diameter. The pearl is untreated. It displays a splendid nacre and its natural color and luster have not been enhanc...

Four 25 x 18 mm high dome mother-of-pearl ovals connect together creating the "squash blossom" - each having round natural Sleeping Beauty turquoise cabochons mounted within an exqui...

There are 15 lustrous 18mm and bigger pearls making an 18 inch strand.

The tail curls around an exceptionally large and beautiful oval South Sea pearl of 18mm size. The pearl pendant is detachable and can be worn separately.

It is crafted out of 14k yellow gold and features a carved angel skin cameo portrait of a lady encircled by two rows of saltwater pearls. Measurements: 0.70" (18mm) width, 0.86" (22m...

This butterfly brooch features at the center a splendid South Sea pearl of 18mm diameter. The pearl is untreated. It displays beautiful nacre and its natural color and luster have no...

Crafted in 18ct rose gold, each earring features a large 22mm × 18mm mother-of-pearl inlay, a medium heart set with 44 diamonds totalling approximately 0.80ct, and a smaller heart wi...

A timeless piece of jewelry, made in a traditional goldsmith's workshop in Valenza/Italy, a square smoky quartz briolette with chessboard facets approx. 15.56 ct, approx. 18 x 18 mm,...

Integrated along this mid-century bracelet is a 14mm x 18mm timepiece with mother of pearl face and a Joseph Biollat SWN 17 jeweled Swiss manual wind movement.

Classic bead necklace with large 18mm hand knotted mother of pearl beads with pale coral lacquer.

On either side are ornately framed 18 x 13 mm mother-of-pearl cabochons, each accented with four faceted clear quartz in approx. 4 mm.

18K White gold drop earrings featuring two South Sea pearls measuring 11-12 mm with 82 round brilliants weighing 0.90 carats.