A two-day Russian marine chronometer, the matt silver dial signed and numbered 'No[v]et 04505', Arabic hour numerals, yellow metal hour and minute hands, subsidiary seconds and up-and-down dial, with blued steel hands, Earnshaw escapement, gilded plates, revered fuse©e, cut bi-metallic Guillaume balance with four cylindrical heat compensation weights, bright polish helical balance spring, flat polished strip-steel detent to side of banking block, brass bowl and gimbal in three-tier brass-bound mahogany box with external brass drop handles, with outer guard-box and crimson velvet protecting bag, plus various documents in Russian including rating certificates and instruction manual. Dial dia -- 3 7/8in. (9.7cm.), box -- 7¼in. (18.5cm.) square