Ferdinand Berthoud Chronomètre FB 4BTC FB 4BTC.1

Ferdinand Berthoud

Chronomètre FB 4BTC

ReferenceFB 4BTC.1

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Case: 44.3 mm · 18k white gold
Thickness: 13 mm
Water: 30 m
Calibre: FB-BTC-FC · 50 h
Dial: White
Bracelet: Leather strap

Specifications

General

Collection: Chronomètre FB 4BTC

Dial

Colour: White

Bracelet

Type: Leather strap
Clasp: Pin buckle

Movement

Calibre: Ferdinand Berthoud FB-BTC-FC
Type: Manual winding
Power reserve: 50 h
Frequency: 21,600 vph (3 Hz)Escapement in slow motion
Jewels: 37
Certification: COSC

Case

Shape: Round
Diameter: 44.3 mm
Thickness: 13 mm
Material: 18k white gold
Caseback: Display (sapphire)
Crystal: Sapphire
Water resistance: 30 m

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