Seiko Cal. 5623 - 801

This Spring Drive model from 1978 features a 39mm Titanium case. Powered by the 5623 caliber with 31j jewels beating at 28,800 bph, it delivers a 49 hours power reserve. [seikata-wm-bebcceac5f37]

Also known as: Shogun, Navigator

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

180m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1978

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