Seiko Cal. 6357 - 235

This Quartz model from 1982 features a 40mm Stainless Steel case. It features a Navy dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-9991acb42bcb]

Also known as: Sumo

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

10.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Navy

Jewels

23j

Frequency

28,800 bph

Power Reserve

45 hours

Year

1982

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