Seiko Cal. 5650 - 100

The Seiko 5650-100 represents an important milestone in Seiko's 1970 lineup. With its 21mm lug width and 8.1mm profile, it sits comfortably on most wrists. [seikata-wm-2902245ac4aa]

Also known as: Helmet, Arnie

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

39mm

Case Thickness

8.1mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

130m

Dial Color

White

Jewels

24j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1970

Related Models

• Seiko 4576-214
• Seiko 3821-641
• Seiko 6370-166
• Seiko 6147-349
• Seiko 6637-232
• Seiko 7086-331
• Seiko 4599-580
• Seiko 6154-525
• Seiko 4463-597
• Seiko 7025-429
• Seiko 6280-721
• Seiko 5666-436