SIGNED LONGINES, NO. 20463 58, 1960S
細節
Longines. A large nickel plated split second keyless stopwatch
Signed Longines, No. 20463 58, 1960s
The nickel plated movement jewelled to the centre with 21 jewels, with fast oscillating Invar balance and micrometer regulation, numbered 5798902, the matt white dial with outer black 30 second ring calibrated in tenths of a second, with inner red 31 to 60 second ring, subsidiary dial for 30 minute recorder calibrated in half minutes, counterpoised blued steel split centre seconds operated by two buttons in the band, in circular openface case with hinged back and cuvette, case, dial and movement signed
66 mm. diam.
Signed Longines, No. 20463 58, 1960s
The nickel plated movement jewelled to the centre with 21 jewels, with fast oscillating Invar balance and micrometer regulation, numbered 5798902, the matt white dial with outer black 30 second ring calibrated in tenths of a second, with inner red 31 to 60 second ring, subsidiary dial for 30 minute recorder calibrated in half minutes, counterpoised blued steel split centre seconds operated by two buttons in the band, in circular openface case with hinged back and cuvette, case, dial and movement signed
66 mm. diam.