Seiko Cal. 5657 - 435

The Seiko 5657-435 represents an important milestone in Seiko's 1980 lineup. It features a Cream dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-dc4d60ca43ef]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Cream

Jewels

34j

Frequency

36,000 bph

Power Reserve

42 hours

Year

1980

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