Scarce Longines "Diamond Sovereign" men's Retro Modern design wristwatch in solid 14K white gold, circa 1958.

The "Diamond Sovereign" has a large, round case and a rotating mystery center dial. The outer dial has markers set with 20 diamond, the rotating center dial has 3 diamonds for the hour pointer, and the minute hand is set with 2 diamonds, for a total of 25 diamonds. It was priced at $350.00 in 1958. This example is in excellent condition showing light wear and a few light marks to the lugs. Caseback is excellent and unengraved. The case measures 38mm long and 33mm wide. Has new glass crystal. Dials show some patina from age and some slight fading to the printing of the Longines name. The watch is powered by its correct Longines 17-jewel caliber 19.4 manual wind movement, just serviced and running strong.

Price $650.