Seiko Cal. 7138 - 783

This Spring Drive model from 1978 features a 45mm PVD Black case. It features a Navy dial protected by a Sapphire crystal and offers 130m of water resistance. [seikata-wm-c7cb9f8bc45a]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

45mm

Case Thickness

12.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Navy

Jewels

24j

Frequency

28,800 bph

Power Reserve

56 hours

Year

1978

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