Seiko Cal. 4521 - 646

This Kinetic model from 1982 features a 45mm PVD Black case. Powered by the 4521 caliber with 31j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-4149a5de0769]

Also known as: Silverwave

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

45mm

Case Thickness

8.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Green

Jewels

31j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1982

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