Seiko Cal. 5620 - 630

This Hand-Winding model from 1981 features a 36mm Stainless Steel case. It features a Cream dial protected by a Sapphire crystal and offers 150m of water resistance. [seikata-wm-428d1072a900]

Also known as: Silverwave, World Timer

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

12.4mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Cream

Jewels

35j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1981

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