Seiko Cal. 5638 - 924

This Solar model from 1973 features a 38mm Two-Tone case. Powered by the 5638 caliber with 34j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-5e4259393ba3]

Also known as: Shogun, Sportsmatic

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

38mm

Case Thickness

14.4mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

70m

Dial Color

Silver

Jewels

34j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1973

Related Models

• Seiko 6698-125
• Seiko 4586-353
• Seiko 0710-600
• Seiko 7089-180
• Seiko 6666-791
• Seiko 6658-377
• Seiko 6214-784
• Seiko 4587-277
• Seiko 5291-242
• Seiko 7014-947
• Seiko 6277-639
• Seiko 4598-331