Seiko Cal. 7057 - 439

This Spring Drive model from 1990 features a 39mm PVD Black case. It features a White dial protected by a Sapphire crystal and offers 140m of water resistance. [seikata-wm-4325969b6060]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

39mm

Case Thickness

10.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

White

Jewels

21j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1990

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