Seiko Cal. 0727 - 755

This Spring Drive model from 1978 features a 44mm Titanium case. Powered by the 0727 caliber with 25j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-44570bb87dd4]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

44mm

Case Thickness

8.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

90m

Dial Color

Champagne

Jewels

25j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1978

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