Seiko Cal. 6663 - 965

This Spring Drive model from 1988 features a 41mm Titanium case. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-044314654582]

Also known as: UFO, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

10.2mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

150m

Dial Color

White

Jewels

33j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1988

Related Models

• Seiko 4435-572
• Seiko 6221-394
• Seiko 6669-723
• Seiko 3886-538
• Seiko 5288-152
• Seiko 5277-515
• Seiko 6671-735
• Seiko 7018-880
• Seiko 0797-635
• Seiko 6635-200
• Seiko 4442-793
• Seiko 3877-613