Seiko Cal. 6188 - 437

The Seiko 6188-437 represents an important milestone in Seiko's 1966 lineup. It features a Cream dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-72f767989671]

Also known as: Bullhead, Silverwave

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

38mm

Case Thickness

15.7mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

50m

Dial Color

Cream

Jewels

33j

Frequency

21,600 bph

Power Reserve

47 hours

Year

1966

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