One-of-a-Kind Rolex Big Crown Ref. 6538 “James Bond” with Tropical Brown Dial. This exceptionally rare and highly collectible timepiece is the epitome of vintage Rolex. Known as the “James Bond” Submariner, the 6538 features a 38mm stainless steel case with the iconic oversized crown and no crown guards, embodying the classic dive watch aesthetic. The star of this piece is its extraordinary tropicalized brown dial, developed over time from its original black, offering a unique patina and incredible character. Powered by the Rolex Calibre 1030 automatic movement, it ensures reliable performance while capturing the essence of 1950s design. A grail watch for serious collectors, this masterpiece is truly one of a kind.