Seiko Cal. 6138 - 540

The Seiko 6138-540 represents an important milestone in Seiko's 1981 lineup. The Fixed bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-61125813f86f]

Also known as: Crown, Arnie

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

Silver

Jewels

22j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1981

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