Seiko Cal. 6620 - 495

This Spring Drive model from 1997 features a 37mm Hardlex-Coated Steel case. It features a Silver dial protected by a Mineral crystal and offers 110m of water resistance. [seikata-wm-3bdbf038642c]

Also known as: Silverwave

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

12.1mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Silver

Jewels

20j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1997

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