Seiko Cal. 5638 - 701

This Kinetic model from 1969 features a 35mm PVD Black case. With its 21mm lug width and 15.0mm profile, it sits comfortably on most wrists. [seikata-wm-52a20733c216]

Also known as: Sumo, World Timer

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

35mm

Case Thickness

15.0mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Silver

Jewels

23j

Frequency

21,600 bph

Power Reserve

68 hours

Year

1969

Related Models

• Seiko 5233-717
• Seiko 6634-357
• Seiko 6253-161
• Seiko 6636-423
• Seiko 6245-629
• Seiko 4470-627
• Seiko 6237-750
• Seiko 6265-285
• Seiko 6376-544
• Seiko 7069-539
• Seiko 5294-981
• Seiko 4486-943