Seiko Cal. 6387 - 723

This Automatic model from 1984 features a 44mm Two-Tone case. It features a Navy dial protected by a Hardlex crystal and offers 180m of water resistance. [seikata-wm-513443c5587e]

Also known as: Tuna, World Timer

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

44mm

Case Thickness

15.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Navy

Jewels

24j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1984

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