Seiko Cal. 5665 - 773

This Spring Drive model from 1965 features a 41mm Titanium case. With its 19mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-aca6f65445cf]

Also known as: Helmet, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

41mm

Case Thickness

10.9mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Cream

Jewels

23j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1965

Related Models

• Seiko 7056-294
• Seiko 6355-440
• Seiko 7122-510
• Seiko 5654-344
• Seiko 5263-933
• Seiko 6374-572
• Seiko 4533-748
• Seiko 6243-228
• Seiko 4583-831
• Seiko 4538-939
• Seiko 7127-272
• Seiko 0786-364