Seiko Cal. 4571 - 263

This Spring Drive model from 1975 features a 36mm PVD Black case. Powered by the 4571 caliber with 29j jewels beating at 28,800 bph, it delivers a 41 hours power reserve. [seikata-wm-035c19c26491]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

36mm

Case Thickness

8.3mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

80m

Dial Color

Navy

Jewels

29j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1975

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