Seiko Cal. 5664 - 178

This Spring Drive model from 1966 features a 46mm PVD Black case. Powered by the 5664 caliber with 30j jewels beating at 36,000 bph, it delivers a 71 hours power reserve. [seikata-wm-b169ecb0642c]

Also known as: Crown

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

46mm

Case Thickness

8.0mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Champagne

Jewels

30j

Frequency

36,000 bph

Power Reserve

71 hours

Year

1966

Related Models

• Seiko 6296-450
• Seiko 5262-475
• Seiko 3812-453
• Seiko 6678-950
• Seiko 4489-956
• Seiko 4459-754
• Seiko 6274-616
• Seiko 3819-359
• Seiko 7020-620
• Seiko 0711-641
• Seiko 5299-724
• Seiko 6263-598