Seiko Cal. 5623 - 920

The 5623-920 is a sought-after Kinetic piece from Seiko's golden era. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-fcff04faa121]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

10.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1976

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