Seiko Cal. 6638 - 289

This Automatic model from 1994 features a 37mm Two-Tone case. Powered by the 6638 caliber with 23j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-a639fae54293]

Also known as: Samurai, Helmet

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

37mm

Case Thickness

15.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

120m

Dial Color

Black

Jewels

23j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1994

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