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Marca :
Birch And Gaydon
Modello :
Birch And Gaydon autres horlogerie
Categoria :
Montre de poche
Periodo :
1900
ID Orologio :
2555 EBAUCHE
Calibro :
40 MM
Colore del quadrante :
Smalto
Funzioni :
Cronometro
Descrizione :
C. Four-body, bassine et filets, solid, polished, cover with central aperture with.black enamel radial Roman numerals and outer minute track, back with engraved.monogram MLB. D. White enamel with radial Roman numerals, outer minute track..Gold double-spade hands. M. Cal. 40 mm (18'''), frosted gilt, 3/4 plate, 15 jewels in screwed.chatons, counterpoised lateral lever escapement, free-sprung cut bimetallic compensation balance with gold timing screws and platinum.mean-time nuts, blued steel Breguet balance spring, diamond end-stone, all mounted on Bonniksen 52-minute Karrusel platform..Dial and movement signed..Diam. 58 mm.