Seiko Cal. 4549 - 185

This Spring Drive model from 1991 features a 41mm Hardlex-Coated Steel case. It features a Black dial protected by a Mineral crystal and offers 80m of water resistance. [seikata-wm-9b0f95d730a3]

Also known as: Sumo, Navigator

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

10.6mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

80m

Dial Color

Black

Jewels

27j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1991

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