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Blue Sapphire Necklace Diamonds 20mm Pearl Design by Ella Gafter
By Ella Gafter
Located in New York, NY
South Sea pearl of the extraordinary size of 20mm competes the design. The elegant necklace is entirely
Category

21st Century and Contemporary Artist Drop Necklaces

Materials

Diamond, Pearl, South Sea Pearl, Sapphire, Blue Sapphire, 18k Gold

Blue Sapphire Diamond 20mm Pearl Pendant Necklace Design by Ella Gafter
By Ella Gafter
Located in New York, NY
Ceylon sapphires flanking a spine of round diamonds. The jewel suspends a splendid South Sea pearl of
Category

21st Century and Contemporary Italian Contemporary Pendant Necklaces

Materials

Diamond, Pearl, South Sea Pearl, Sapphire, Blue Sapphire, 18k Gold, Whit...

20mm Pearl Diamond Cocktail Ring Art Déco style Design by Ella Gafter
By Ella Gafter
Located in New York, NY
of 20mm size. The pearl is untreated. It displays a fine nacre and its natural color and luster have
Category

21st Century and Contemporary Italian Artist Cocktail Rings

Materials

White Diamond, Onyx, South Sea Pearl, Diamond, Pearl, 18k Gold, White Gold

YSL Mixed Pearl and Pave Sautoir
By Yves Saint Laurent
Located in New York, NY
be worn long or doubled. 36" long. 20mm pearl largest pearl. 1980s. Excellent condition.
Category

Vintage 1980s French Beaded Necklaces

APC Magnificent South Sea Pearl from Australia
Located in Melbourne, AU
SINGLE ROUND 20 MM PEARL, FLAWLESS AFTER SETTING COMPLEXION, AAA/AA LUSTRE, WHITE WITH PINK GREEN
Category

2010s Australian Contemporary Loose Gemstones

Materials

South Sea Pearl, 18k Gold, Yellow Gold

Hakimoto Rare 32x20 mm South Sea Baroque Pearl 19.5" Necklace 18K Diamond Clasp
Located in Hicksville, NY
Diamonds Weight (g): 179 Cultured South Sea Pearl Pearl Size: (30-32)X(17-20)mm Pearl Shape: Baroque
Category

21st Century and Contemporary American Baroque Choker Necklaces

Materials

Pearl, South Sea Pearl, Diamond, 18k Gold, White Gold

Pair of 14 Karat Gold Flower Stud Earrings With Cultured Pearl and Diamonds
Located in Arnhem, NL
: 20 mm Pearl diameter : 6.5 mm Diamond diameter: 3 mm x 3 mm Weight (pair without poussettes) : 8.6
Category

Mid-20th Century Dutch Retro Stud Earrings

Materials

Diamond, Cultured Pearl, Gold

Coral and diamond tank ring in 18k gold and platinum, rose cut diamonds
Located in PARIS, FR
dimensions: 12 x 20 mm Pearl diameter: 8 mm Estimated diamond weight: 0.10 carat Condition : scratches from
Category

Vintage 1940s French Retro Cluster Rings

Materials

Coral, Diamond, 18k Gold, Platinum

Baroque Pearl & Pebble Necklace In Sterling Silver
Located in London, GB
necklaces and pendants for a layered look. Pebble sizes - approx. 10mm, 15mm and 20mm. Pearl sizes - approx
Category

21st Century and Contemporary British Contemporary Pendant Necklaces

Materials

Pearl, Sterling Silver

Long Baroque Pearl & Pebble Necklace In Sterling Silver
Located in London, GB
and 20mm. Pearl sizes - approx. 12mm We have been creating a wonderful world of everyday and fine
Category

21st Century and Contemporary British Contemporary Drop Necklaces

Materials

Pearl, Sterling Silver

Rare 15-20mm South Sea Pearl Necklace
Located in West Palm Beach, FL
Rare 15-20mm South Sea Pearl Necklace Range: 15mm - 20mm Clasp: 14.5mm Length: 17.5 inches
Category

21st Century and Contemporary Beaded Necklaces

Materials

South Sea Pearl

Mikimoto Akoya Pearl Necklace 20" Sterling Silver 5 - 5.5 mm Estate
By Mikimoto
Located in Brooklyn, NY
Authentic Mikimoto Akoya Pearl Necklace 20" Sterling Silver 5 - 5.5 mm Estate M442 This elegant
Category

1990s Japanese Beaded Necklaces

Materials

Pearl, Sterling Silver

Art Nouveau Gold Brooch with 20mm Tahitian Pearl, Circa 1910
Located in Braintree, GB
Nouveau, circa 1910 • Metal: XRF tested 16.50kt gold • Gemstone: Tahitian pearl, approx. 20 mm diameter
Category

Vintage 1910s French Art Nouveau Brooches

Materials

Pearl, Gold

Classic White 12-17 MM South Sea Cultured Pearl & 20 Ct Diamond Necklace, 17"
Located in New York, NY
White South Sea cultured pearls with 20 ct of diamonds set in 18K White Gold. Weight of the necklace in
Category

1990s Beaded Necklaces

Materials

Diamond, Cultured Pearl, South Sea Pearl, 18k Gold

Denise Roberge Gold GIA LARGE 20mm Semi Baroque Pearl Textured Clip On Earrings
By Denise Roberge
Located in Montclair, NJ
: 53mm (2") (approx.) Width: 18.4mm (0.72") (at the top) - 20mm (0.78")(at the pearl) Thickness: 20mm
Category

21st Century and Contemporary Clip-on Earrings

Materials

Pearl, Gold, Yellow Gold

Diamond Riviera Necklace with 20mm x 18mm Pearl Pendant Design by Ella Gafter
By Ella Gafter
Located in New York, NY
splendid 20 x 18mm South Sea pearl, a truly rare size. The 3.50” pendant is detachable from the 16
Category

21st Century and Contemporary Italian Artist Drop Necklaces

Materials

White Diamond, South Sea Pearl, Diamond, Pearl, 18k Gold, White Gold

Cartier Tank Francaise Small 20mm W51028Q3 Pink Mother Of Pearl Dial w/ Box
By Cartier
Located in New York, NY
elegance with a modern feminine touch. Crafted in polished stainless steel, this petite 20 × 25 mm
Category

21st Century and Contemporary Swiss Wrist Watches

Materials

Stainless Steel

Cartier Tank Francaise Small 20mm W51028Q3 Pink Mother Of Pearl Dial Box Papers
By Cartier
Located in New York, NY
’ watch. Crafted in polished stainless steel, the case measures approximately 20 × 25 mm, offering a
Category

21st Century and Contemporary Swiss Wrist Watches

Materials

Stainless Steel

Natural Japanese Pearl & Mabe Pearl 14 Karat Necklace
Located in New York, NY
mabe Pearl 20 mm clasp $6,000 appraisal certificate to accompany
Category

2010s American Beaded Necklaces

Materials

Pearl, 14k Gold, White Gold

AJD Dramatic REAL Coin Pearls &Coppery Color Cultured Pearls 18" Necklace
By Aria Jewelry Design
Located in Raleigh, NC
approximately 20 mm and the round Pearls are approximately 11 mm. The clasp is a goldy plated hook.
Category

21st Century and Contemporary American Beaded Necklaces

Materials

Pearl, Cultured Pearl, Mixed Metal

Gold Beaded Freshwater Pearl Open Ring
Located in Banbury, GB
SKU: FT-0001 Material 18K Gold Vermeil and Freshwater Pearl Diameter approx. 20mm Ring Width approx
Category

2010s Fashion Rings

Materials

Freshwater Pearl, Gold, 18k Gold, Vermeil

Bespoke Mabé Pearl Cluster Ring 0.20ct
Located in SYDNEY, NSW
brilliant cut diamonds on wire festooning on a 4.5 to 3.0mm tapered flat band. Mabé pearl 20mm Diamonds 8
Category

21st Century and Contemporary Fashion Rings

Materials

Diamond, Pearl, Yellow Gold

Freshwater Coin Pearl 18K Yellow Gold Necklace
By Valentin Magro
Located in New York, NY
20mm round pearls is 45 carats. An 18k yellow gold knot and toggle finishes the necklace, which
Category

2010s American Beaded Necklaces

Materials

Pearl, Freshwater Pearl, 18k Gold, Gold, Yellow Gold

Victorian Garnet and Pearl Cluster Ring
Located in London, GB
Dimensions: 19mm x 20mm Garnets: 13 (3.75mm) Pearls: 18 (3mm), 6 (4mm) Marked: '9ct' Period of Manufacture
Category

Antique 19th Century Victorian Cluster Rings

Materials

Garnet, Pearl, Gold, Yellow Gold

Greek Goddess Painted Cameo Mother of pearl ring
Located in Istanbul, TR
both luxury and durability. The centerpiece is a natural round mother of pearl disk (≈20 mm), carefully
Category

2010s Modern Signet Rings

Materials

Pearl, Gold Plate, Silver

Angel Painted Cameo Mother of pearl ring, Personalized Ring
Located in Istanbul, TR
durability. The centerpiece is a natural round mother of pearl disk (≈20 mm), carefully carved and polished
Category

2010s Modern Signet Rings

Materials

Pearl, Gold Plate, Silver

Tahitian Pearl Diamond Lever Back Dangle Earrings
By Harbor Diamonds
Located in New York, NY
14 karat Tahitian and Diamond Hoop Dangle Earrings 13-14 mm Pearl 20 Diamonds 0.11 cts
Category

21st Century and Contemporary American Modern Dangle Earrings

Materials

Diamond, Cultured Pearl, 14k Gold

AJD Elegant Flippy Floppy Double Strand REAL Pearls 20" Necklace
By Aria Jewelry Design
Located in Raleigh, NC
This beautiful double strand of flippy floppy Pearls both large and small is 20 inches long. The
Category

2010s Beaded Necklaces

Materials

Pearl

Hummingbird Painted Cameo Mother of pearl ring, Personalized Ring
Located in Istanbul, TR
durability. The centerpiece is a natural round mother of pearl disk (≈20 mm), carefully carved and polished
Category

2010s Modern Signet Rings

Materials

Pearl, 14k Gold, Gold Plate, Silver

18K White Gold White Akoya Pearl Adjustable Magnetic Choker Necklace Bracelet
By Galt & Bro. Jewelers
Located in Oakton, VA
cultured pearls 3.5-4 mm 16" - 20'' Length Pearl Quality - AAA - White - Very High Quality with Beautiful
Category

2010s American Modern Multi-Strand Necklaces

Materials

Pearl, Cultured Pearl, Natural Pearl, Gold, White Gold, 18k Gold

Gold fish Painted Cameo Mother of pearl ring, Personalized Ring
Located in Istanbul, TR
modern artistry. The centerpiece is a natural mother of pearl disk (≈20 mm), shimmering with a soft white
Category

2010s Contemporary Signet Rings

Materials

Pearl, Gold Plate, Silver

Victorian Natural Pearl Diamond and Ruby Crescent Ring
Located in London, GB
) Weight: 2.3 grams Ring Size: N Face Dimensions: 20mm x 8.5mm Pearl: 1 (2.5mm) Tested As: 18ct Gold Period
Category

Antique 19th Century Victorian Engagement Rings

Materials

Diamond, Pearl, Ruby, Gold, Rose Gold

Large Chanel Pearls
By Maison Gripoix for Chanel
Located in New York, NY
with Chanel hang tag. 1980s France. Pearls 15mm x 20mm. Length: 14.5-16" Excellent
Category

Vintage 1980s French Beaded Necklaces

Materials

Gold Plate, Bronze, Gilt Metal

White Baroque Pearl Diamond Pendant Necklace 18k Yellow Gold
Located in Honolulu, HI
" Pearl: White Baroque Pearl Pearl Diameter: ~20 mm x 9 mm Diamond Count: 11 brilliant cut Diamond
Category

21st Century and Contemporary Unknown Modern Pendant Necklaces

Materials

Diamond, White Diamond, Pearl, Gold, 18k Gold, Yellow Gold

Baroque off Shape Pearl Necklace 14kt Gold Diamond Clasp
Located in New York, NY
20 mm off shape stranded baroque Pearl necklace .50 carat natural round diamonds on clasp H color
Category

2010s American Multi-Strand Necklaces

Materials

Diamond, Pearl, 14k Gold, White Gold

Magnificent fresh water pearl baroque necklace with Swarovski crystal leopard
Located in BOGOTÁ, CO
baroque pearls ranging from 20mm to 30mm in size, with a prominent white gold filled clasp set with
Category

2010s Colombian Artist Beaded Necklaces

Materials

Crystal, Pearl, Gold-filled

Mikimoto Pendant. 14k Gold Mikimoto Lavaliere Lavalier Dangle Pearl Necklace.
By Mikimoto
Located in Port Charlotte, FL
to 7.5mm akoya pearls 20mm by 37mm Lavaliere pendant 4.2grams total
Category

1990s Modern Pendant Necklaces

Materials

Pearl, Gold, 14k Gold, Yellow Gold

18 Karat Gold Mable Pearl and Sapphire Handmade Pendant
By MOISEIKIN
Located in Hong Kong, HK
MOISEIKIN creates is individual. Iris pendant we created with lustrous and large 20mm Mabe pearl pendant is
Category

21st Century and Contemporary Russian Contemporary Pendant Necklaces

Materials

Diamond, Pearl, Sapphire, 18k Gold

AJD Double Strand of Elegantly Glowing Real Natural Pearls 15" Artistic Necklace
By Aria Jewelry Design
Located in Raleigh, NC
Pearls are approximately 14mm x 12mm, and the Keshi Pearls dangle approximately 20mm. The all glow
Category

2010s Multi-Strand Necklaces

Materials

Natural Pearl

South Sea Pearl Diamond Hoop Dangle Yellow Gold Earring
By Harbor Diamonds
Located in New York, NY
18 karat Tahitian and Diamond Hoop Dangle Earrings 13-14 mm Pearl 20 Diamonds 0.11 cts
Category

21st Century and Contemporary American Modern Dangle Earrings

Materials

Diamond, South Sea Pearl, 18k Gold

Pearl heart shape drop dangle earrings 18k white gold
Located in London, GB
pearls length measurements approximately 55mm Pearl width approximately 20mm Metal 18ct white gold Total
Category

21st Century and Contemporary European Art Deco Dangle Earrings

Materials

Pearl, 18k Gold, White Gold

AJD Magnificently Gorgeous Glowing Real Cultured Peacock Pearls 20 1/2"Necklac
By Aria Jewelry Design
Located in Raleigh, NC
Pearls is 20 1/2 inches long. They glitter multi colors very brightly with the slightest light on them
Category

2010s Multi-Strand Necklaces

Materials

Pearl, Gold Plate

"Sticks & Stones" 36 Inch Necklace of Rough Diamonds, Stick Pearls & 14K Clasp
By Eytan Brandes
Located in Sherman Oaks, CA
thirteen freshwater stick pearls are 20mm to 25mm long, and the six button pearls at the ends are 5.5mm
Category

2010s American Contemporary Beaded Necklaces

Materials

Diamond, Black Diamond, Pearl, Cultured Pearl, Freshwater Pearl, Gold, 1...

18kt Gold Sunburst Brooch with Diamonds, Emeralds, and Tahitian Pearl Drop
Located in Braintree, GB
. 3.00 carats Tahitian Pearls Type: Cultured Tahitian pearls Sizes: 20mm x 12mm ; 8 mm in diameter
Category

1990s European Brooches

Materials

Diamond, Emerald, Pearl, Gold, 18k Gold

Tahitian Black Pearl 20 x 16mm Diamond Turquoise Necklace Design by Ella Gafter
By Ella Gafter
Located in New York, NY
The pendant features a fine, large Tahitian Pearl of approximately 20mm x 16mm size. The pearl is
Category

21st Century and Contemporary Italian Contemporary Chain Necklaces

Materials

Diamond, Black Pearl, Turquoise, Pearl, 18k Gold, White Gold

Moiseikin 18 Karat Gold Mabe Pearl and Sapphire Ring
By MOISEIKIN
Located in Hong Kong, HK
20mm size breath-takingly beautiful Mabe Pearl is artistically mounted in tender flower design
Category

2010s Russian Contemporary Cocktail Rings

Materials

Star Sapphire, Pink Sapphire, Blue Sapphire, Cultured Pearl, Diamond, 18...

Estate A. Jeschel Asian Jade, Pearl, Tiger's Eye Statement Necklace
By A.Jeschel One-of-a-kind
Located in New York, NY
Estate A. Jeschel Asian motif jade, Keshi pearl and tiger's eye statement necklace. The central
Category

21st Century and Contemporary American Artisan Beaded Necklaces

Materials

Jade, Pearl, Tiger's Eye

Earrings with amethyst and pearls 18k yellow gold and silver 13.6 grams
Located in The Hague, ZH
cm x 1.0 cm oval facet cut amethyst color: purple purity: VS/SI - 20 x 3 mm freshwater cultured
Category

Antique 1880s Dutch Early Victorian Clip-on Earrings

Materials

Amethyst, Pearl, 18k Gold, Yellow Gold, Silver

Vintage Indian Gold, Enamel, Emerald, Diamond, & Seed Pearl Drop Earrings
Located in Philadelphia, PA
mm Weight: ca. 9 grams Gemstone Measurements: 6 Polki Diamonds: ca. 3 mm x 4 mm 20 Seed Pearls: ca
Category

20th Century Indian Drop Earrings

Materials

Diamond, Emerald, Pearl, Gold, 14k Gold, 18k Gold, Enamel

AJD PinkyPurple Amethyst Color Coin Pearls & Rose of France 19" Necklace
By Aria Jewelry Design
Located in Raleigh, NC
(approximately 20 mm) enhanced with small pink Rose of France Amethysts set with a goldy tone hook clasp. This
Category

21st Century and Contemporary American Beaded Necklaces

Materials

Pearl, Amethyst, Mixed Metal

Modernist Biomorphic 14 Karat Gold Yellow Diamond & Baroque Pearl Brooch or Pin
Located in Philadelphia, PA
an illegible maker's mark. Length: ca. 52 mm Pearl Length: ca. 20mm TCW: ca. 0.2ct Items purchased
Category

20th Century American Modernist Brooches

Materials

Yellow Diamond, Pearl, 14k Gold

A Stunning Set of Van Cleef & Arpels Yellow Gold Diamond &Baroque Pearl Brooches
By Van Cleef & Arpels
Located in Palm Beach, FL
larger pearl measures 23mm long by 16.7mm wide, and the smaller pearl measures 20mm by 15mm. The set
Category

Mid-20th Century American Modern Brooches

Materials

Diamond, Pearl, Gold, 18k Gold, Yellow Gold

Necklaces Baroque Pearls, Brown Diamonds, Bakelite
Located in Vannes, FR
measures 20 mm in diameter, or approx. 0.79 inches, and the total length of the necklace is 49.5 cm, or
Category

21st Century and Contemporary Italian Baroque Drop Necklaces

Materials

Diamond, Brown Diamond

Antique Victorian 18K Rose Gold Rose Cut Diamond and Pearl Floral Earrings
Located in Great Neck, NY
long and 1/2 inch wide Diamonds: Approximately .20 cts Pearl: 4.22 mm wide Layaway: For your
Category

Antique 1890s Victorian Drop Earrings

Materials

White Diamond, Pearl, Gold, 18k Gold, Rose Gold, Silver

Mabe Pearl 2 Carat 21 Diamond Halo Ring 14 Karat Gold Retro Midcentury Modern
Located in New York, NY
approximately 2 Carats. The diamonds are approximately G-H-I color and VS-SI Clarity. The Mabe Pearl is 20mm by
Category

20th Century Unknown Retro Cocktail Rings

Materials

Diamond, Pearl, Gold, Yellow Gold, 14k Gold, White Gold

Massive Two Tone Ring With Mabe Pearl
Located in New York, NY
18kt White & Yellow Gold Hammered & Crenelated Mounting holding a 20mm Mabe Pearl. Size 5 1/2
Category

Vintage 1960s American Cocktail Rings

Materials

18k Gold

Eclipse Pearl 14K (or 18k upon request) Yellow Gold Pendant Necklace
Located in Los Angeles, CA
Color : Yellow Gold Stone Type : DIAMONDS, MALACHITE  DIAMONDS, MOTHER OF PEARL Size : 27*20MM Weight
Category

2010s American Modern Pendant Necklaces

Materials

14k Gold, Rose Gold, White Gold, Yellow Gold, Platinum

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20mm Pearl For Sale on 1stDibs

Find the exact 20mm pearl you’re shopping for in the variety available on 1stDibs. Frequently made of Gold, 18k Gold and 14k Gold, this item was constructed with great care. Find an antique version now, or shop for 9 vintage or 10 modern creation for a more contemporary example of these cherished accessories. If you’re looking for a 20mm pearl from a specific time period, our collection is diverse and broad-ranging, and you’ll find at least one that dates back to the 20th Century while another version may have been produced as recently as the 21st Century. There have been many well-made iterations of the classic 20mm pearl over the years, but those made by Magnificent Costume Jewelry, Aria Jewelry Design and Bijoux Num are often thought to be among the most beautiful. A 20mm pearl can be a stylish choice for most occasions, but Pearl rings, from our inventory of 9, can add a particularly distinctive touch to your look, day or night. See these pages for a round cut iteration of this accessory, while there are also uncut cut and brilliant cut cut versions available here, too. Finding a 20mm pearl for sale for women should be easy, but there are 4 pieces available to browse for unisex as well as men, too.

How Much is a 20mm Pearl?

The price for a 20mm pearl starts at $400 and tops out at $78,000 with these necklaces, on average, selling for $800.

The Legacy of Pearl in Jewelry Design

The pearl has been synonymous with ladylike elegance since the Tudor period — learn what to look for when shopping for vintage and antique pearl jewelry as well as how to tell the origin of a pearl with our handy primer.

Every woman at some point in her life desires a simple strand of pearls. They are elegant, timeless, versatile — just ask Coco Chanel or Jacqueline Kennedy — and valuable. In 1917, Pierre Cartier famously traded a double-strand of natural pearls for a Fifth Avenue mansion, the Cartier brand’s flagship store ever since. And if you were born in the beginning of summer, pearl is the June birthstone.

It is possible to tell where a pearl originated from its appearance. Akoyas are usually round and white — the classic pearl, if you will. South Sea pearls are normally larger and vary in color; orangey yellow ones are not uncommon. Tahitian pearls are mostly black but can also be gray or brown, and between the Akoya and the South Sea varieties in size. Freshwater pearls, or Orientals, run the gamut in terms of color and size, but in shape, they tend to resemble Rice Krispies. Another important distinction is a round pearl versus a baroque pearl. A round pearl is self-explanatory, but there are two types of baroque pearls: symmetrical and asymmetrical. In general, the symmetrical variation commands a higher valuation. Within a strand of pearls, uniformity is prized — the more the individual pearls resemble one another, the more valuable the strand.

According to the Gemological Institute of America (GIA), the earliest recorded mention of a pearl was in 2206 BC by a Chinese historian. Centuries later, Christopher Columbus made it a point to visit pearl fisheries during his 15th-century exploration of the Caribbean. Since the late-19th century, the Japanese have been at the forefront of cultivating pearls, when jeweler Kokichi Mikimoto successfully cultured the world’s first pearl in 1893.

On 1stDibs, find vintage and antique pearl necklaces, pearl earrings and other accessories.