Rare Vintage GM Service Award Cufflinks by Windsor England, 1950s?60s! A stunning pair of vintage cufflinks featuring a deep blue enamel background, a gold laurel wreath, and the letter ?G? at the center. Produced in the UK by Windsor, these were likely made either for General Motors? European branches or as long-service award accessories for employees. What makes this pair especially unique is its British origin, confirmed by the rare hallmark featuring a crown ? a feature not commonly seen on similar GM award cufflinks. Materials: Gold-plated metal, enamel Hallmarks: WINDSOR / Made in England / Crown ? An excellent collector?s piece and a sophisticated vintage accessory for classic car enthusiasts, retro style lovers, or anyone appreciating rare automotive memorabilia. Add this rare and historic piece to your collection or gift it to a true GM fan!