Seiko Cal. 0753 - 421

This Hand-Winding model from 1981 features a 39mm Hardlex-Coated Steel case. It features a Champagne dial protected by a Mineral crystal and offers 60m of water resistance. [seikata-wm-e4b3d19ce2df]

Also known as: Sumo, Flighty

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

9.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Champagne

Jewels

36j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1981

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