Seiko Cal. 3897 - 364

The Seiko 3897-364 represents an important milestone in Seiko's 1968 lineup. With its 21mm lug width and 9.5mm profile, it sits comfortably on most wrists. [seikata-wm-ff7211756d0d]

Also known as: Crown, Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

9.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

150m

Dial Color

Burgundy

Jewels

22j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1968

Related Models

• Seiko 4582-491
• Seiko 4549-357
• Seiko 0766-368
• Seiko 5288-228
• Seiko 6169-681
• Seiko 5670-744
• Seiko 6186-276
• Seiko 5660-880
• Seiko 4559-178
• Seiko 5644-737
• Seiko 3876-224
• Seiko 6182-136