Seiko Cal. 7138 - 483

The 7138-483 is a sought-after Spring Drive piece from Seiko's golden era. It features a Black dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-003f9366fa45]

Also known as: Navigator

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

38mm

Case Thickness

12.4mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Black

Jewels

36j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1981

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