Seiko Cal. 6138 - 374

This Hand-Winding model from 1967 features a 43mm Two-Tone case. It features a Green dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-4eb6b7f9aa14]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

43mm

Case Thickness

11.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Green

Jewels

34j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1967

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