Seiko Cal. 5236 - 157

The 5236-157 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 5236 caliber with 26j jewels beating at 36,000 bph, it delivers a 49 hours power reserve. [seikata-wm-2c95efaebab4]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

15.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1989

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