Collection
Jumbo
Watch name
Blacky 1 SET (stainless steel-black)
Dial
black
Reference
6412-bk1-a15-SET
Case
Material
stainless PVD black
Glass
mineral
Surface
matt
Water resist
10 ATM
Glass back
yes
Size
48.5 mm
Crown
screw-down
Band
silicon
Strap width
23 mm
Variants
+ Glass yellow, blue, green, red
Movement
Manufacturer
ETA, Manufacture Horlogère Suisse, Grenchen (since 1793)
Caliber
Eta 2824
Date
yes
Weekday
no
System
automatic
Energy
mechanical
Jewels
25
Vibrations
28´800 A/h
Special
+ extra crystals in yellow, blue, green, red