Seiko Cal. 5643 - 913

This Hand-Winding model from 1983 features a 44mm Two-Tone case. With its 20mm lug width and 14.2mm profile, it sits comfortably on most wrists. [seikata-wm-bede1fce1808]

Also known as: UFO, Navigator

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

44mm

Case Thickness

14.2mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Champagne

Jewels

20j

Frequency

21,600 bph

Power Reserve

44 hours

Year

1983

Related Models

• Seiko 5682-943
• Seiko 3815-902
• Seiko 4482-461
• Seiko 0751-914
• Seiko 7040-554
• Seiko 7093-852
• Seiko 5247-281
• Seiko 6169-227
• Seiko 7086-365
• Seiko 5211-969
• Seiko 6617-209
• Seiko 5261-938