Seiko Cal. 6385 - 364

The Seiko 6385-364 represents an important milestone in Seiko's 1978 lineup. It features a Black dial protected by a Sapphire crystal and offers 100m of water resistance. [seikata-wm-b103400bf182]

Also known as: Sumo, UFO

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

34mm

Case Thickness

15.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

100m

Dial Color

Black

Jewels

27j

Frequency

28,800 bph

Power Reserve

39 hours

Year

1978

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