Seiko Cal. 7139 - 979

The Seiko 7139-979 represents an important milestone in Seiko's 1969 lineup. It features a Black dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-e9b3b21a3c18]

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

12.3mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

80m

Dial Color

Black

Jewels

26j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1969

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