Seiko Cal. 6387 - 390

The Seiko 6387-390 represents an important milestone in Seiko's 1976 lineup. It features a White dial protected by a Hardlex crystal and offers 100m of water resistance. [seikata-wm-1888061270c0]

Also known as: Sea Horse, Arnie

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

100m

Dial Color

White

Jewels

23j

Frequency

28,800 bph

Power Reserve

72 hours

Year

1976

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