Seiko Cal. 5630 - 983

This Spring Drive model from 1999 features a 41mm Hardlex-Coated Steel case. It features a Blue Sunburst dial protected by a Sapphire crystal and offers 110m of water resistance. [seikata-wm-5ef2cf673ede]

Also known as: Sea Horse, Flighty

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

13.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

36,000 bph

Power Reserve

36 hours

Year

1999

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