Seiko Cal. 6628 - 355

This Hand-Winding model from 1980 features a 40mm Hardlex-Coated Steel case. It features a Navy dial protected by a Mineral crystal and offers 200m of water resistance. [seikata-wm-5d55828663fb]

Also known as: Silverwave

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

15.0mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

200m

Dial Color

Navy

Jewels

28j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1980

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