Seiko Cal. 6356 - 231

This Spring Drive model from 1986 features a 37mm Hardlex-Coated Steel case. Powered by the 6356 caliber with 34j jewels beating at 36,000 bph, it delivers a 45 hours power reserve. [seikata-wm-811a0b16d04e]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Champagne

Jewels

34j

Frequency

36,000 bph

Power Reserve

45 hours

Year

1986

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