Seiko Cal. 4458 - 670

This Hand-Winding model from 1969 features a 43mm Hardlex-Coated Steel case. It features a Navy dial protected by a Sapphire crystal and offers 40m of water resistance. [seikata-wm-e3c1d793548e]

Also known as: Sumo

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

43mm

Case Thickness

10.9mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Navy

Jewels

17j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1969

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