Calibre No.
B642
Maximum run time from full charge
Approximately 7 months
(Normal Use Condition)
 
Movement
Eco-Drive
Signal Reception
Without Radio Reception Function
Strap
Calf Leather Strap
Water Resistant
Water Resistant to 10 bar
Weight
72g
Thickness
11.4mm
Case Size
42.5mm
Case
Stainless Steel
Surface Processing
Rose Gold Plating
Glass
Crystal Glass
Specification
Date Display
 
Chronograph
 
Eco-Drive (recharged by any light source, no need for regular battery replacement)
 
Insufficient Charge Warning Function
 
Overcharge Prevention Function