Seiko Cal. 6133 - 677

The Seiko 6133-677 represents an important milestone in Seiko's 1968 lineup. The Coin-Edge bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-941ce1832aac]

Also known as: Sumo, Flighty

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

10.3mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

Burgundy

Jewels

23j

Frequency

36,000 bph

Power Reserve

52 hours

Year

1968

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