Seiko Cal. 6660 - 563

The Seiko 6660-563 represents an important milestone in Seiko's 1981 lineup. It features a Black dial protected by a Sapphire crystal and offers 60m of water resistance. [seikata-wm-bec600e686f2]

Also known as: Samurai, Shogun

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

11.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Black

Jewels

18j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1981

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