Seiko Cal. 6357 - 688

This Quartz model from 1983 features a 36mm Stainless Steel case. Powered by the 6357 caliber with 17j jewels beating at 21,600 bph, it delivers a 68 hours power reserve. [seikata-wm-ac0d60b2cc1d]

Also known as: Tuna, World Timer

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

9.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

17j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1983

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