Seiko Cal. 6138 - 981

The Seiko 6138-981 represents an important milestone in Seiko's 1979 lineup. It features a Green dial protected by a Mineral crystal and offers 70m of water resistance. [seikata-wm-0313317fadbd]

Also known as: Samurai, Navigator

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

70m

Dial Color

Green

Jewels

18j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1979

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