Seiko Cal. 5623 - 387

The Seiko 5623-387 represents an important milestone in Seiko's 1986 lineup. It features a Cream dial protected by a Hardlex crystal and offers 140m of water resistance. [seikata-wm-6dfa6b0150e1]

Also known as: Crown, Baby Tuna

Specifications

Movement

Kinetic

Case Material

Two-Tone

Case Width

34mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Cream

Jewels

21j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1986

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