Seiko Cal. 6638 - 227

This Kinetic model from 1980 features a 45mm Two-Tone case. Powered by the 6638 caliber with 25j jewels beating at 36,000 bph, it delivers a 51 hours power reserve. [seikata-wm-9cf765ebb7d7]

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

45mm

Case Thickness

11.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Blue Sunburst

Jewels

25j

Frequency

36,000 bph

Power Reserve

51 hours

Year

1980

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