Seiko Cal. 5688 - 633

This Hand-Winding model from 1982 features a 35mm Stainless Steel case. The Fixed bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-493baf2c16b9]

Also known as: Monster, Rally

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

12.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

60m

Dial Color

Burgundy

Jewels

24j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1982

Related Models

• Seiko 6612-844
• Seiko 6245-422
• Seiko 6321-537
• Seiko 3833-640
• Seiko 7060-157
• Seiko 6344-348
• Seiko 6245-306
• Seiko 5676-329
• Seiko 6289-947
• Seiko 6187-738
• Seiko 4542-623
• Seiko 4433-233