Seiko Cal. 5643 - 450

This Hand-Winding model from 1989 features a 41mm Stainless Steel case. With its 19mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-ce12a6e250e0]

Also known as: World Timer, Arnie

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

15.5mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

130m

Dial Color

Black

Jewels

32j

Frequency

21,600 bph

Power Reserve

60 hours

Year

1989

Related Models

• Seiko 4524-124
• Seiko 6232-949
• Seiko 5212-880
• Seiko 4481-111
• Seiko 4498-890
• Seiko 5619-702
• Seiko 6150-542
• Seiko 6234-224
• Seiko 7135-261
• Seiko 5644-373
• Seiko 7080-927
• Seiko 4553-541