Seiko Cal. 4587 - 978

The Seiko 4587-978 represents an important milestone in Seiko's 1998 lineup. It features a Green dial protected by a Hardlex crystal and offers 90m of water resistance. [seikata-wm-0e1ff5bd606d]

Also known as: Sportsmatic, Bellmatic

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

39mm

Case Thickness

9.0mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

90m

Dial Color

Green

Jewels

24j

Frequency

21,600 bph

Power Reserve

45 hours

Year

1998

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