Seiko Cal. 6634 - 181

This Kinetic model from 1978 features a 39mm Titanium case. The Coin-Edge bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-9eea9cd5d7c7]

Also known as: UFO

Specifications

Movement

Kinetic

Case Material

Titanium

Case Width

39mm

Case Thickness

8.9mm

Lug Width

20mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

190m

Dial Color

Champagne

Jewels

33j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1978

Related Models

• Seiko 6652-531
• Seiko 6225-576
• Seiko 7149-845
• Seiko 0747-686
• Seiko 6629-373
• Seiko 4569-509
• Seiko 0745-872
• Seiko 5213-115
• Seiko 4447-152
• Seiko 6144-907
• Seiko 7132-913
• Seiko 4519-795