Seiko Cal. 5639 - 714

This Hand-Winding model from 1972 features a 36mm Stainless Steel case. The Bidirectional bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-3c24c1be3d4c]

Also known as: UFO

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

10.1mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Champagne

Jewels

32j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1972

Related Models

• Seiko 6293-267
• Seiko 5253-747
• Seiko 7131-617
• Seiko 7028-513
• Seiko 6339-586
• Seiko 5665-742
• Seiko 3892-152
• Seiko 6321-437
• Seiko 6673-797
• Seiko 6193-644
• Seiko 6663-551
• Seiko 4461-931