Seiko Cal. 4477 - 530

This Hand-Winding model from 1984 features a 36mm Hardlex-Coated Steel case. Powered by the 4477 caliber with 23j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-6adf2155d36b]

Also known as: Monster, Rally

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

12.9mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Green

Jewels

23j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1984

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