Seiko Cal. 7136 - 855

This Solar model from 1987 features a 40mm Two-Tone case. Powered by the 7136 caliber with 32j jewels beating at 28,800 bph, it delivers a 43 hours power reserve. [seikata-wm-5385e0943131]

Also known as: Monster, Helmet

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

40mm

Case Thickness

12.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

32j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1987

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