Seiko Cal. 4587 - 473

This Spring Drive model from 1999 features a 45mm Two-Tone case. The Bidirectional bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-3b9cd281318b]

Also known as: Navigator, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

45mm

Case Thickness

10.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Silver

Jewels

20j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1999

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