Seiko Cal. 7139 - 601

The Seiko 7139-601 represents an important milestone in Seiko's 1976 lineup. It features a Navy dial protected by a Acrylic crystal and offers 30m of water resistance. [seikata-wm-d44d4e7b7be3]

Also known as: Navigator, Crown

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

46mm

Case Thickness

13.8mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

35j

Frequency

28,800 bph

Power Reserve

36 hours

Year

1976

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