Seiko Cal. 7139 - 683

This Hand-Winding model from 1976 features a 46mm Two-Tone case. It features a Cream dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-6879d1ed13ba]

Also known as: Monster

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

46mm

Case Thickness

9.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Cream

Jewels

34j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1976

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