Seiko Cal. 4510 - 984

This Spring Drive model from 1977 features a 34mm PVD Black case. Powered by the 4510 caliber with 36j jewels beating at 21,600 bph, it delivers a 62 hours power reserve. [seikata-wm-feb602bdb78e]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

34mm

Case Thickness

11.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

40m

Dial Color

Black

Jewels

36j

Frequency

21,600 bph

Power Reserve

62 hours

Year

1977

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