Seiko Cal. 5622 - 635

The 5622-635 is a sought-after Hand-Winding piece from Seiko's golden era. It features a Champagne dial protected by a Hardlex crystal and offers 50m of water resistance. [seikata-wm-ee36e15cbb14]

Also known as: Sumo, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

11.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

50m

Dial Color

Champagne

Jewels

23j

Frequency

28,800 bph

Power Reserve

41 hours

Year

1986

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