Seiko Cal. 4551 - 509

This Quartz model from 1970 features a 35mm PVD Black case. Powered by the 4551 caliber with 32j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-2e2e413980d3]

Also known as: Crown

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

35mm

Case Thickness

15.9mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Navy

Jewels

32j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1970

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