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Marca :
Birch And Gaydon
Modelo :
Birch And Gaydon autres horlogerie
Categoría :
Reloj de bolsillo
Período :
Años 1900
Reloj ID :
2555 EBAUCHE
Calibre :
40 MM
Color de la esfera :
Esmalte
Complicaciones :
Cronómetro
Descripción :
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.