Seiko Cal. 6357 - 769

The Seiko 6357-769 represents an important milestone in Seiko's 1968 lineup. Powered by the 6357 caliber with 32j jewels beating at 36,000 bph, it delivers a 36 hours power reserve. [seikata-wm-248bb3b21a95]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

12.2mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

50m

Dial Color

White

Jewels

32j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1968

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