Seiko Cal. 6221 - 951

This Hand-Winding model from 1975 features a 43mm Titanium case. With its 20mm lug width and 14.9mm profile, it sits comfortably on most wrists. [seikata-wm-39cf30b42961]

Also known as: World Timer, Golden Tuna

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

43mm

Case Thickness

14.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

30m

Dial Color

Navy

Jewels

35j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1975

Related Models

• Seiko 4537-405
• Seiko 6346-153
• Seiko 7117-259
• Seiko 5293-790
• Seiko 3865-777
• Seiko 7021-993
• Seiko 6632-392
• Seiko 6118-196
• Seiko 6694-421
• Seiko 5218-952
• Seiko 3856-537
• Seiko 6682-565