Seiko Cal. 4548 - 140

This Spring Drive model from 1992 features a 37mm Hardlex-Coated Steel case. It features a Burgundy dial protected by a Sapphire crystal and offers 80m of water resistance. [seikata-wm-87e2f24bea15]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

13.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Burgundy

Jewels

36j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1992

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