Seiko Cal. 4584 - 139

This Hand-Winding model from 1999 features a 37mm Two-Tone case. It features a Navy dial protected by a Sapphire crystal and offers 30m of water resistance. [seikata-wm-ec92fcb5896a]

Also known as: Bullhead, Goldfeather

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

37mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

35j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1999

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