Seiko Cal. 7156 - 157

The 7156-157 is a sought-after Solar piece from Seiko's golden era. Powered by the 7156 caliber with 34j jewels beating at 28,800 bph, it delivers a 44 hours power reserve. [seikata-wm-2bd9b4b5db67]

Also known as: Monster

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

39mm

Case Thickness

15.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

200m

Dial Color

White

Jewels

34j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1980

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