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
18 Karat Gold Plique-à-Jour Nymph by Masriera
21st Century Art Nouveau Brooches
From Spain's master of Art Nouveau jewelry, Luis Masriera, comes this lovely 18 karat Yellow Gold, Diamond, Ruby Enamel and Pearl Pendant/Brooch with its original box and certificate...
18 Karat Rose Gold Engagement Ring Featuring GI...
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21st Century Engagement Rings
A timeless design with a modern twist. Gorgeous 18 karat Rose Gold encompasses a GIA graded 1.18 carat Round Brilliant Cut Diamond flanked by 18 additional diamonds for .40 carats to...
GIA 2.87 Emerald Cut Bezel Set Engagement Ring
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21st Century Modern Engagement Rings
Wow! When an extraordinary diamond meets exceptional design, the result is truly mind blowing. This Platinum stunner features a phenomenal GIA graded F/VS2 Emerald Cut Diamond expert...
Phenomenal 3.68 Carat GIA Emerald Cut in Custom...
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21st Century Art Deco Engagement Rings
Looking for a showstopper? Then look no further! This gorgeous 18 karat white gold beauty features a remarkable 3.68 carat GIA graded Emerald Cut Diamond (J/VS1) flanked by 6 perfect...
5.02 Carat GIA D Flawless Marquise Cut Diamond Platinum Engagement Ring
$387,000 Sale Price
20% Off
5.02 Carat GIA D Flawless Marquise Cut Diamond ...
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Late 20th Century Engagement Rings
Spectacular Platinum 3-Stone Ring Featuring a Crystal Clear 5.02 Carat D Flawless Marquise Cut Diamond. Flanked on each side are tapered baguette diamonds weighing approximately 0.50...
David Webb Black Enamel Diamond Gold Bracelet
David Webb
20th Century Link Bracelets
A rare David Webb flexible black enamel bracelet accented with 96 round brilliant cut diamonds totaling 2.40 carats. This gorgeous piece measures approximately 7" long and 0.63...
David Webb Black Enamel Baroque Pearl Diamond G...
David Webb
20th Century Choker Necklaces
18k yellow gold chain link necklace detailed with black enamel and 106 round brilliant cut diamonds totaling 6.21 carats by famed designer David Webb. The length of the chain is app...
David Webb Black Enamel Diamond Yellow Gold Hoo...
David Webb
20th Century Hoop Earrings
David Webb bold half hoop earrings of black enamel and round brilliant cut diamonds set in 2 mobile detailed points that adds movement to the lucky wearer. The earrings measure appr...
4.75 Carat Estate Diamond and White Gold Earrings
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Late 20th Century Stud Earrings
Better than simple studs, these classic 14k white gold earrings feature 2 Round Brilliant-Cut weighing together 3.35 carats, framed by waved swirls of baguette-cut diamonds, for a to...
Estate Yellow Gold Ring Featuring 1.07 Carat Ol...
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20th Century Engagement Rings
This gorgeous Old Mine Cut Diamond horizontally set in an eye catching 14kt Yellow Gold ring is as elegant as it is timeless. The center stone weighs 1.07 carats and comes with EGL r...
Impressive 9.20 Carat Diamond Platinum Line Bra...
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Vintage 1980-1989 Tennis Bracelets
The perfect mix of round and princess cut diamonds come together to form one stunning piece in this gorgeous platinum line bracelet. At 9.20 carats total diamond weight, there is no ...
Estate Diamond Ring Featuring Impressive 2.39 C...
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Vintage 1980-1989 Engagement Rings
A ring with plenty of "wow!" factor, to be sure. This 18 karat white gold beauty centers around a spectacular 2.39 carat Round Brilliant Cut Diamond (graded K/SI2) that spa...
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