Seiko Cal. 6381 - 438

This Spring Drive model from 1994 features a 42mm Two-Tone case. Powered by the 6381 caliber with 36j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-ff6c29e8159a]

Also known as: Rally

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

42mm

Case Thickness

10.4mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Burgundy

Jewels

36j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1994

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