Seiko Cal. 7150 - 756

This Hand-Winding model from 1984 features a 39mm Titanium case. Powered by the 7150 caliber with 31j jewels beating at 28,800 bph, it delivers a 39 hours power reserve. [seikata-wm-38fc8a264a22]

Also known as: Helmet

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

39mm

Case Thickness

11.4mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Champagne

Jewels

31j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1984

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