Seiko Cal. 6663 - 256

This Spring Drive model from 1984 features a 46mm Titanium case. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 180m of water resistance. [seikata-wm-52c427ae9e98]

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

46mm

Case Thickness

15.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Blue Sunburst

Jewels

26j

Frequency

28,800 bph

Power Reserve

51 hours

Year

1984

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