Seiko Cal. 5623 - 366

This Quartz model from 1975 features a 39mm PVD Black case. Powered by the 5623 caliber with 20j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-5a23d3bcc2ed]

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

39mm

Case Thickness

12.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1975

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