Sternglas Zirkel

https://www.sternglas.com/

Sternglas
Zirkel White Face, Silver Case, Black Strap
Diameter 40 mm
Height 10 mm
Weight 67g
Material Brushed 316L stainless steel
Hands color Black / Silver
Lug width 20 mm
Waterproofness 5 ATM (50m)
Glass Domed sapphire glass (double anti-reflective coating)
Bottom glass Sapphire glass

Type Mechanical automatic movement
Manufacturer Miyota
Calibre 821A
Max. power reserve 42 hours
Accurancy - 20 /+ 40 sec/day h
Vibrations 21.600
Jewels 21 Jewels