Seiko Cal. 0727 - 789

This Solar model from 1978 features a 41mm PVD Black case. With its 19mm lug width and 15.1mm profile, it sits comfortably on most wrists. [seikata-wm-2f3fa7faec99]

Also known as: Turtle, Sumo

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

41mm

Case Thickness

15.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Champagne

Jewels

34j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1978

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