Seiko Cal. 5638 - 491

The 5638-491 is a sought-after Solar piece from Seiko's golden era. With its 22mm lug width and 8.8mm profile, it sits comfortably on most wrists. [seikata-wm-1e0fa6820c51]

Also known as: Emperor, Flighty

Specifications

Movement

Solar

Case Material

Two-Tone

Case Width

41mm

Case Thickness

8.8mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

110m

Dial Color

Black

Jewels

31j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1972

Related Models

• Seiko 6380-364
• Seiko 0787-749
• Seiko 6675-831
• Seiko 5629-783
• Seiko 6181-326
• Seiko 4516-455
• Seiko 6695-628
• Seiko 0784-355
• Seiko 4526-725
• Seiko 5246-756
• Seiko 7156-711
• Seiko 0795-460