Seiko Cal. 4498 - 675

This Hand-Winding model from 1970 features a 40mm Hardlex-Coated Steel case. It features a Navy dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-c9266fac8e5d]

Also known as: Monster, Emperor

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

40mm

Case Thickness

15.2mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

Navy

Jewels

32j

Frequency

36,000 bph

Power Reserve

47 hours

Year

1970

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