細節
A Waltham Eight-Day Navigation Lever Clock Watch in a brass bowl, gimballed in small size 3-tier brass-boound mahogany box, the matt-silver dial signed Waltham Watch Co., Roman hour numerals, subsidiary seconds and eight day state-of-mind dials, blued steel hands, cut bi-metallic balance, Breguet overcoil, micro-metric adjustment to circular arm, twin barrels, the movement numbered 20093770, the side of the bowl inscribed U.S. Navy N 199 -- 4 7/8in. (12.4cm.) wide