Seiko Cal. 4454 - 561

This Hand-Winding model from 1982 features a 42mm Hardlex-Coated Steel case. It features a Silver dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-26032dc4a7f3]

Also known as: Sumo, Helmet

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

12.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

40m

Dial Color

Silver

Jewels

32j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1982

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