Seiko Cal. 7188 - 739

The Seiko 7188-739 represents an important milestone in Seiko's 1977 lineup. Powered by the 7188 caliber with 25j jewels beating at 28,800 bph, it delivers a 40 hours power reserve. [seikata-wm-e0370c9228fa]

Also known as: Goldfeather, Bellmatic

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

36mm

Case Thickness

11.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Burgundy

Jewels

25j

Frequency

28,800 bph

Power Reserve

40 hours

Year

1977

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