Seiko Cal. 4512 - 638

This Spring Drive model from 1977 features a 39mm Titanium case. Powered by the 4512 caliber with 34j jewels beating at 21,600 bph, it delivers a 58 hours power reserve. [seikata-wm-5460664bb9a9]

Also known as: Pogue

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

39mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Blue Sunburst

Jewels

34j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1977

Related Models

• Seiko 4571-989
• Seiko 4514-641
• Seiko 6287-330
• Seiko 6189-527
• Seiko 5280-711
• Seiko 6680-879
• Seiko 7162-726
• Seiko 5675-602
• Seiko 3831-848
• Seiko 5653-990
• Seiko 6670-936
• Seiko 6361-596