Seiko Cal. 4561 - 321

This Spring Drive model from 1986 features a 41mm Two-Tone case. Powered by the 4561 caliber with 33j jewels beating at 36,000 bph, it delivers a 58 hours power reserve. [seikata-wm-7684b18dff52]

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

13.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Green

Jewels

33j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1986

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