Seiko Cal. 4554 - 544

This Spring Drive model from 1974 features a 41mm PVD Black case. Powered by the 4554 caliber with 31j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-cb6cff0a8627]

Also known as: Silverwave, Crown

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

41mm

Case Thickness

14.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

31j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1974

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