Seiko Cal. 7156 - 161

This Solar model from 1978 features a 46mm Hardlex-Coated Steel case. Powered by the 7156 caliber with 31j jewels beating at 28,800 bph, it delivers a 36 hours power reserve. [seikata-wm-c40b1707af64]

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

11.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

130m

Dial Color

Black

Jewels

31j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1978

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