Seiko Cal. 5644 - 862

The 5644-862 is a sought-after Hand-Winding piece from Seiko's golden era. With its 19mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-aa6eeca5d591]

Also known as: UFO, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

10.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

190m

Dial Color

White

Jewels

24j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1989

Related Models

• Seiko 6236-383
• Seiko 4468-391
• Seiko 6324-905
• Seiko 5243-733
• Seiko 4471-598
• Seiko 6228-162
• Seiko 4485-542
• Seiko 6182-430
• Seiko 7051-110
• Seiko 7129-998
• Seiko 5693-667
• Seiko 7027-562