Condition: This watch is in Mint Minus Condition.* Complete with Box and Papers. Stainless Steel black rubber strap with deployant clasp blue unidirectional rotating diver bezel blue wave dial automatic Chronometer (Cal. 2500) date Co-Axial escapement helium escape valve screw-down crown Ref. 2920.80.91 Located in the heart of Beverly Hills, we are one of the largest dealers of pre-owned high end watches in the World. We own all our own inventory and are a one stop shop for watch enthusiasts. We built our business through word-of-mouth referrals, with clients looking for unique timepieces not easily found at primary retailers or secondary market sources. Our expertise and passion for watches, in parallel with our exclusive industry relationships, positions us as a major influencer of tastes, trends, and values in the watch boutique economy. We also serve as expert consultants for those requiring purchasing guidance as well as building and growing noteworthy watch collections.