Seiko Cal. 6399 - 254

The Seiko 6399-254 represents an important milestone in Seiko's 1976 lineup. It features a White dial protected by a Sapphire crystal and offers 200m of water resistance. [seikata-wm-66518f46aa45]

Also known as: Sea Horse, Flighty

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

8.8mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

200m

Dial Color

White

Jewels

34j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1976

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