Associate Editor Lauren McLemore headed out West for a visit to Potentate Mining’s operation hosted by gemstone wholesaler Parlé Gems.
Platinum Patek sells for $800K in Hong Kong
A platinum Patek Philippe Ref. 5207 tourbillon minute-repeater with a perpetual calendar sold for $807,845 at Antiquorum’s auction held Saturday, the highest-grossing lot of the sale.

Hong Kong--A platinum Patek Philippe Ref. 5207 tourbillon minute-repeater with a perpetual calendar sold for $807,845 at Antiquorum’s auction held Saturday, the highest-grossing lot of the sale.
The rare timepiece, which also features moon phases and a honey gold-colored dial, surpassed the auction’s anticipated top lot, a rare and limited-edition Patek Philippe Ref. 5004A.
The stainless steel Patek Philippe Ref. 5004A, one of only 50 made in 2011, sold for $560,470, missing its pre-sale high estimate of $645,000.
Overall, Antiquorum’s sale of Important Modern and Vintage Timepieces, held in Hong Kong at the Mandarin Oriental hotel, totaled about $5.4 million and was 80 percent sold by lot.
The auction house said bidders were from Europe, the United States, Japan, Singapore, the Russian Federation and Australia.
“We are thrilled by the degree of competitive international bidding that we witnessed (at the) auction, with particularly passionate participation from our clients throughout Asia,” said Antiquorum President and CEO Evan Zimmermann.
Full results from the sale can be found on the Antiquorum website.
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