Seiko Cal. 5623 - 187

The Seiko 5623-187 represents an important milestone in Seiko's 1989 lineup. The Coin-Edge bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-5021979d3f6f]

Also known as: Navigator, Emperor

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

41mm

Case Thickness

8.6mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

160m

Dial Color

Burgundy

Jewels

30j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1989

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