Seiko Cal. 4568 - 638

This Quartz model from 1993 features a 38mm Titanium case. Powered by the 4568 caliber with 36j jewels beating at 21,600 bph, it delivers a 36 hours power reserve. [seikata-wm-c5d16ee0079b]

Also known as: World Timer

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

38mm

Case Thickness

12.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

36j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1993

Related Models

• Seiko 7159-920
• Seiko 6317-429
• Seiko 0710-607
• Seiko 3833-232
• Seiko 6369-841
• Seiko 6692-760
• Seiko 6622-748
• Seiko 6133-865
• Seiko 5641-801
• Seiko 6644-711
• Seiko 7037-617
• Seiko 6640-831