Seiko Cal. 4459 - 987

This Spring Drive model from 1967 features a 40mm Two-Tone case. Powered by the 4459 caliber with 20j jewels beating at 28,800 bph, it delivers a 60 hours power reserve. [seikata-wm-c22488c0ae05]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

9.7mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Cream

Jewels

20j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1967

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