Seiko Cal. 7136 - 938

The 7136-938 is a sought-after Automatic piece from Seiko's golden era. Powered by the 7136 caliber with 23j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-c4b882472ba0]

Also known as: Helmet, Silverwave

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

12.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

70m

Dial Color

Champagne

Jewels

23j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1980

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