Seiko Cal. 6381 - 794

This Spring Drive model from 1978 features a 46mm Gold-Plated case. Powered by the 6381 caliber with 31j jewels beating at 36,000 bph, it delivers a 65 hours power reserve. [seikata-wm-a4f8c6e6dcec]

Also known as: Helmet, Rally

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

46mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Cream

Jewels

31j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1978

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