Seiko Cal. 0781 - 178

Seiko 0781-178

The Seiko 0781-178 represents an important milestone in Seiko's 1991 lineup. Powered by the 0781 caliber with 19j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-bf91b8891067]

Also known as: Helmet

Specifications

Movement
Spring Drive
Case Material
Titanium
Case Width
40mm
Case Thickness
13.4mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
200m
Dial Color
Black
Jewels
19j
Frequency
21,600 bph
Power Reserve
62 hours
Year
1991

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