Seiko Cal. 6663 - 533

This Spring Drive model from 1991 features a 42mm Titanium case. The Bidirectional bezel and 42mm case give it a distinctive presence on the wrist. [seikata-wm-f798a5e04006]

Also known as: Silverwave, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

42mm

Case Thickness

12.5mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Burgundy

Jewels

32j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1991

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