Seiko Cal. 7139 - 757

This Quartz model from 1973 features a 40mm PVD Black case. Powered by the 7139 caliber with 32j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-b28f06fa85ac]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.0mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

32j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1973

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