About 66 mint
Established in 1912 and family owned and operated for four generations, 66mint Fine Estate Jewelry specializes in extraordinary estate pieces for the discriminating collector as well as unique antique and vintage inspired engagement rings featuring repurposed diamonds. 66mint creates a unique experience customized for each client and promises to provide discreet and exemplary customer service whether working by private appointment in the casual atmosphere of our San Francisco boutique or online with our clients throughout the world. We take great pride in our collection...Read More
Featured Pieces
Extraordinary 3.12 Carat GIA Diamond Studs
Located in San Francisco, CA
Diamond studs meant to be worn for a lifetime! These extremely white and clean round brilliant cut diamond studs feature two incredibly well matched diamonds weighing 1.57 carats and...
Category
21st Century and Contemporary North American Stud Earrings
Materials
Diamond, 18k Gold, White Gold
Remarkable Rotonde Astrotourbillon Skeleton Watch by Cartier
By Cartier
Located in San Francisco, CA
A truly special collectible timepiece by the one and only Cartier, This incredibly rare Rotonde de Cartier Astrotoubillon is one of a limited and numbered series of only 100 ever mad...
Category
21st Century and Contemporary Unknown Wrist Watches
Materials
18k Gold, White Gold
Exceptional 3.01 Carat GIA Radiant Cut Diamond Ring
Located in San Francisco, CA
An absolutely gorgeous diamond set in a unique mounting designed for maximum sparkle and brilliance! This 18 karat white gold beauty showcases a stunning 3.01 carat Radiant Cut diamo...
Category
21st Century and Contemporary Unknown Engagement Rings
Materials
Diamond, 18k Gold, White Gold
Antique Patek Phillipe Gold Pocket Watch with Wearable Leather Strap
By Patek Philippe
Located in San Francisco, CA
This rare antique 18Kt Yellow Gold Pocket Watch by Patek Philippe Shreve Crump & Low with White Face and Black Stylized Arablic Numbers, comes with stylish genuine leather wearable ...
Category
Early 20th Century Unknown Pocket Watches
Materials
Gold, 18k Gold
Beautiful Floral Diamond Stud 18k White Gold Earrings
Located in San Francisco, CA
A stunning twist on a classic stud design! These 18 karat white gold stunners feature six expertly cut pear shaped diamond petals on each ear, with a round brilliant cut diamond maki...
Category
21st Century and Contemporary Unknown Stud Earrings
Materials
Diamond, 18k Gold, White Gold
White & Pink Diamond Floral Stud Earrings
Located in San Francisco, CA
A floral stud with a pop of colored diamond in the center! These 18 karat white gold stunners feature six expertly cut pear shaped diamond petals on each ear, with a natural pink rou...
Category
21st Century and Contemporary Unknown Stud Earrings
Materials
Diamond, Pink Diamond, 18k Gold, White Gold
GIA 1.21 Carat F/VS2 Round Brilliant Diamond French Platinum Ring
Located in San Francisco, CA
When only the finest will do! This truly exceptional platinum ring was crafted in France and features a stunning GIA 1.21-ct F VS2 round brilliant cut diamond bezel set and accented ...
Category
21st Century and Contemporary European Art Deco Engagement Rings
Materials
Diamond, Platinum
Unique Sapphire & Diamond 18 Karat Yellow Gold Estate Earrings
Located in San Francisco, CA
Circa 1970's, these floral designed sapphire and diamond earrings are every bit as in fashion now as when they were originally created. Featuring six sapphires (three in each ear) fo...
Category
Vintage 1970s Unknown Stud Earrings
Materials
Diamond, Sapphire, 18k Gold, Yellow Gold
Platinum GIA F/VS2 Diamond Halo Ring
Located in San Francisco, CA
Clean and classic design meets exceptional fine diamonds in this gorgeous platinum diamond engagement ring. Featuring a round brilliant cut diamond at its center that weighs 0.80 car...
Category
21st Century and Contemporary Unknown Engagement Rings
Materials
Diamond, Platinum
Custom Platinum Oval Cut Diamond Ring
Located in San Francisco, CA
Gorgeous custom Platinum ring features a 0.99 carat oval diamond bezel set in a delicate design featuring expert milgrain, filigree and hand engraving. The center stone has been grad...
Category
21st Century and Contemporary North American Engagement Rings
Materials
Diamond, Platinum
GIA 1.17 Carat Platinum Diamond Engagement Ring
Located in San Francisco, CA
Look no further! This platinum diamond engagement ring might just be exactly what you were searching for. Featuring a fantastic 1.17 carat H/VVS2 round brilliant cut diamond as its c...
Category
21st Century and Contemporary North American Engagement Rings
Materials
Diamond, Platinum
1.32 Carat Marquise Cut Diamond Pendant Necklace
Located in San Francisco, CA
A unique beauty! This 18 karat white gold necklace features one fine marquise cut diamond set horizontally in a two-prong open basket setting. The diamond, which gives the appearance...
Category
21st Century and Contemporary North American Pendant Necklaces
Materials
Diamond
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