Borel Fils & Cie

· Phases of the moon (aperture at 6 o’clock)

Guilloché engine-turning case-back and cover.

White enamel dial with radial Roman numerals; yellow gold “Spade” hands.

20’’’, rhodium-plated, straight-line lever escapement, cut bimetallic compensated balance with gold poising screws and blued steel hairspring with terminal curve, index regulator; repeater work with centrifugal governor; chronograph work on the top plate.
Grade: A: Good
Case: 3-8-11: Good. Slightly scratched. Slightly worn
Movement: 3-6-8-61*: Good. Slightly oxidized. Slightly scratched. Plating deteriorated. Overhaul recommended, at buyer's expense
Dial: 4-71-77-01: Fair. ENAMEL AND VARIOUS TYPES OF DECORATION Hairlines. ENAMEL AND VARIOUS TYPES OF DECORATION Restored soft enamel. HANDS Original
Brand Borel Fils & Cie, Neuchâtel

Year circa 1900

Movement No. 81 977 (ebauche No. 537 by E. Mathey-Tissot & Cie, Les Ponts-de-Martel, Le Locle)

Case No. 81 977

Material 14K pink gold

Diameter 55.5 mm.

Caliber 20’’’, lever escapement

Weight 140.5 gr.

Signature dial, case and movement

Accessories copy of the invention patent