Seiko Cal. 7187 - 612

Seiko 7187-612

This Automatic model from 1994 features a 40mm Hardlex-Coated Steel case. Powered by the 7187 caliber with 23j jewels beating at 36,000 bph, it delivers a 64 hours power reserve. [seikata-wm-ff15b2588a3d]

Also known as: Tuna, Crown

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
40mm
Case Thickness
8.1mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
100m
Dial Color
White
Jewels
23j
Frequency
36,000 bph
Power Reserve
64 hours
Year
1994

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