Seiko Cal. 6657 - 386

The Seiko 6657-386 represents an important milestone in Seiko's 1994 lineup. The Fixed bezel and 38mm case give it a distinctive presence on the wrist. [seikata-wm-472a8ac5f169]

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

10.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

Black

Jewels

33j

Frequency

36,000 bph

Power Reserve

64 hours

Year

1994

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