Model overview Ref. No.
643 7617 4764 LS
Model series
Aviation BC4 Small Second Date
Style
Men's watch, Dress / Sport
Warranty
2 years Authorized International Warranty
Movement Movement
Automatic winding, 643
Case Color & finish
PVD-treated
Case back
Mineral, shatter-resistant
Bezel
Steel, PVD-treated, Fixed
Glass
Scratch-proof sapphire crystal
Dial Markers
Arabic numerals and index markings
Strap Buckle
Folding clasp, Steel