Seiko Cal. 4549 - 974

This Spring Drive model from 1992 features a 40mm Two-Tone case. It features a Green dial protected by a Mineral crystal and offers 50m of water resistance. [seikata-wm-aa365daf35df]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

40mm

Case Thickness

14.4mm

Lug Width

20mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Green

Jewels

19j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1992

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