Seiko Cal. 6357 - 291

The Seiko 6357-291 represents an important milestone in Seiko's 1978 lineup. Powered by the 6357 caliber with 36j jewels beating at 28,800 bph, it delivers a 62 hours power reserve. [seikata-wm-cf2cc9d9537b]

Also known as: Silverwave, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

36mm

Case Thickness

15.4mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

190m

Dial Color

Cream

Jewels

36j

Frequency

28,800 bph

Power Reserve

62 hours

Year

1978

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