細節
A TWO-DAY MARINE CHRONOMETER
A. Johannsen, No. 6645, circa 1895
The silvered dial signed and numbered A. Johannsen & Co. MAKERS TO THE ADMIRALTY. THE INDIAN GOVT. & ROYAL NAVIES OF Italy, Spain & Portugal. 149 Minories LONDON 6645, Roman hour numerals, gold hour and minute hands, subsidiary seconds and up-and-down dials with blued steel hands, the movement numbered 6645, Earnshaw escapement, cut bimetallic balance with Poole auxiliary, palladium helical balance spring, spring foot detent with jewelled locking stone, brass bowl, gimballed in three-tier amboyna veneered mahogany box with ebony quarter-round edging, bone ivory rectangular plaque to middle section inscribed A. Johannsen 6645, flush recessed brass handles, with Thomas Mercer Ltd. Repair Rate Certificate dated February 1984
95 mm. dial diam., 178 mm. sq. box
A. Johannsen, No. 6645, circa 1895
The silvered dial signed and numbered A. Johannsen & Co. MAKERS TO THE ADMIRALTY. THE INDIAN GOVT. & ROYAL NAVIES OF Italy, Spain & Portugal. 149 Minories LONDON 6645, Roman hour numerals, gold hour and minute hands, subsidiary seconds and up-and-down dials with blued steel hands, the movement numbered 6645, Earnshaw escapement, cut bimetallic balance with Poole auxiliary, palladium helical balance spring, spring foot detent with jewelled locking stone, brass bowl, gimballed in three-tier amboyna veneered mahogany box with ebony quarter-round edging, bone ivory rectangular plaque to middle section inscribed A. Johannsen 6645, flush recessed brass handles, with Thomas Mercer Ltd. Repair Rate Certificate dated February 1984
95 mm. dial diam., 178 mm. sq. box