Seiko Cal. 3856 - 320

Released in 1974, the Cal. 3856 with design code 320 was part of Seiko's domestic market collection. The Inner Rotating bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-cc28fe50328a]

Also known as: Sportsmatic, Emperor

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

41mm

Case Thickness

14.7mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

White

Jewels

21j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1974

Related Models

• Seiko 5622-390
• Seiko 4575-831
• Seiko 6629-880
• Seiko 0759-483
• Seiko 5690-188
• Seiko 0766-242
• Seiko 4492-752
• Seiko 6186-196
• Seiko 3818-745
• Seiko 3864-233
• Seiko 0798-818
• Seiko 6647-782