Seiko Cal. 7023 - 317

The Seiko 7023-317 represents an important milestone in Seiko's 1978 lineup. Powered by the 7023 caliber with 33j jewels beating at 28,800 bph, it delivers a 59 hours power reserve. [seikata-wm-c409865a9e3f]

Also known as: Sea Horse

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

36mm

Case Thickness

8.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

90m

Dial Color

Champagne

Jewels

33j

Frequency

28,800 bph

Power Reserve

59 hours

Year

1978

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