It had been also the 1st to have a sapphire crystal, the initial for being water-proof to 300m, and the final to possess a matte dial. Actually, some extremely late run ref. Commencing output simultaneously given that the ref. 6200, the Submariner ref. 6536 returned to some thinner situation and https://www.watchesworld.com/frozen-in-time-luxury-watches-for-winter/