About CIRCAGEMS LLC
Frank Giganti Company is a highly experienced gemologist and jeweler with a rich history in the estate jewelry industry. He obtained his Diamond degree from the Gemological Institute of America in 1985, demonstrating a strong commitment to excellence in gemology. Additionally, he is a member of the Diamond Club West Coast Inc in Los Angeles, California, which further highlights his involvement and recognition within the industry. In 1990, Frank Giganti became a member of the International Watch and Jewelry Guild (IWJG), solidifying his status as a reputable professional...Read More
Established in 19871stDibs seller since 2024
Featured Pieces
Tiffany and Company Large South Sea Pearl Earrings 1 cts Diamonds 18k Platinum
By Tiffany & Co.
Located in Beverly Hills, CA
Tiffany and Company large south sea pearl clip on earrings with post accompanied by two round .50 cts EACH diamonds FVS quality 1.00 cts
Large south sea pearls. Cream Tone Skins, e...
Category
1990s American Clip-on Earrings
Bvlgari Diamond Necklace
By Bulgari
Located in Beverly Hills, CA
BVLGARI necklace in 18 K yellow gold (43 g), composed of a twist of 24 strands of cultured pearls, 72 sapphire beads (21.04 cts), 144 round diamonds (5.27 cts), 1 tanzanite (17.68 ct...
Category
Vintage 1970s Italian Multi-Strand Necklaces
Materials
Diamond, Blue Sapphire, Tanzanite, Tourmaline, 18k Gold, Yellow Gold
Tiffany and Co Yellow Sapphire and Diamond Pendant Necklace
By Tiffany & Co.
Located in Beverly Hills, CA
Tiffany and Co
Yellow Sapphire & Diamond Necklace
One Pair Shape Sapphire 6.99 ct
GIA Cert 5231774307 Nov 11 2025 , Sri Lanka Origin Heated
1.50 ct Round Diamonds
Mounted in 1...
Category
1990s American Pendant Necklaces
Materials
Yellow Sapphire, Diamond, Yellow Gold, 18k Gold
Cartier Paris Diamond Panthere Bracelet
By Cartier
Located in Beverly Hills, CA
Cartier Panthere Maillon diamond bracelet in 18k yellow gold
Cartier "Panthere" link bracelet, pave set with round brilliant-cut diamonds in 18k yellow gold. Circa 1990.
Vintage &a...
Category
1990s French Link Bracelets
Materials
Diamond, 18k Gold, Yellow Gold
Laykin et Cie Vintage Diamond Riviera necklace
Located in Beverly Hills, CA
Vintage 1960 Sold By I Magnin & Co by Laykin Et Cie
total Diamond Weight 70 cts
96 Rectangular Emerald Cut Diamonds
Fine Quality F-G Color VVS
Center Diamond is 10mmx5.2mmx3.4 e...
Category
Vintage 1950s North American Choker Necklaces
Materials
Diamond, Platinum
Tiffany and Co Large Diamond Earrings
Located in Beverly Hills, CA
Tiffany & Co
Vintage Diamond Cluster Earrings in Platinum
Diamond weight estimation 8 carat TW
1 Inch diameter.
24 g TW
Diamond quality DEF- VVS
38 Large Round Diamonds
36 Small ...
Category
Vintage 1960s North American Lever-Back Earrings
Materials
Diamond
Van Cleef and Arpels Diamond Sweet Alhambra Long Necklace 16 Motifs
By Van Cleef & Arpels
Located in Beverly Hills, CA
Van Cleef and Arpels
Sweet Alhambra, long necklace, 16 motif
White Gold 750
Diamond Quality, DEF - IF-VVS
192 Diamonds 1.29 cts
Reference number, VCARO858A00
Hallmarked VCA 750
Seri...
Category
2010s French Chain Necklaces
Materials
Diamond, 18k Gold, White Gold
Bvlgari 18k White Gold Burma Ruby and Diamond Ring
By Bulgari
Located in Beverly Hills, CA
Bvlgari
18k White Gold
1.15 cts of Diamonds
1.02 Cts Oval Ruby
GIA Report 2233803252
Ruby is Burma (Myanmar)
Gia Report 2233803252 Dec 2 2025
Size 7.5
Ruby 7.5 x 5.2 x 3.4 mm
1.02 c...
Category
Early 2000s Italian Band Rings
Materials
Diamond, Ruby, White Gold
Bulgari Lucea Dangle Earrings Diamonds and Pearls
By Bulgari
Located in Beverly Hills, CA
Bulgari Lucéa earrings in white gold & diamonds with cultured pearls,
Collection : Lucéa
Model : Lucéa
Period : 2010's
Case : Original box
Material : Diamonds, White gold, cultu...
Category
2010s Italian Dangle Earrings
Materials
Diamond, Pearl, 18k Gold
Van Cleef and Arpels 18k Yellow Gold Bague Trois Fleurettes Ring
By Van Cleef & Arpels
Located in Beverly Hills, CA
VAN CLEEF & ARPELS Large "three florets" ring in 18k yellow gold (750‰), chased and set with three brilliant-cut diamonds, each surrounded by cabochons of angel skin coral and amethy...
Category
Vintage 1970s French Cocktail Rings
Materials
Amethyst, Coral, Diamond, Yellow Gold
Van Cleef and Arpels Lucky Springs Between The Finger Ring
By Van Cleef & Arpels
Located in Beverly Hills, CA
Van Cleef and Arpels
Between The Finger Ring
Yellow Gold 18k
White Mother of Pearl and Tiger eye
size 59
Serial number jg730241
Hallmark VCA and other markings
Comes with Van Cleef g...
Category
2010s French Fashion Rings
Materials
18k Gold
Van Cleef and Arpels 18k Yellow Gold Frivole Gemstone Ring
By Van Cleef & Arpels
Located in Beverly Hills, CA
Van Cleef & Arpels
Frivole 8 flowers ring is a stunning example of the brand timeless elegance. Crafted in 18k yellow gold.
features eight delicate floral motifs set with a beautifu...
Category
Early 2000s French Cocktail Rings
Materials
Emerald, Ruby, Yellow Gold
