Seiko Cal. 4470 - 521

This Spring Drive model from 1990 features a 41mm Hardlex-Coated Steel case. It features a Silver dial protected by a Acrylic crystal and offers 200m of water resistance. [seikata-wm-0512e7adc1e2]

Also known as: Silverwave, Crown

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

9.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

200m

Dial Color

Silver

Jewels

26j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1990

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