Seiko Cal. 0783 - 100

This Spring Drive model from 1969 features a 44mm Hardlex-Coated Steel case. It features a Green dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-c3892b95b8d8]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

13.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

140m

Dial Color

Green

Jewels

21j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1969

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