Seiko Cal. 6670 - 375

The 6670-375 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6670 caliber with 29j jewels beating at 36,000 bph, it delivers a 50 hours power reserve. [seikata-wm-e8254a40b400]

Also known as: Monster, Bullhead

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

15.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

White

Jewels

29j

Frequency

36,000 bph

Power Reserve

50 hours

Year

1985

Related Models

• Seiko 6665-272
• Seiko 6181-149
• Seiko 4488-928
• Seiko 3835-453
• Seiko 4583-142
• Seiko 0782-170
• Seiko 0735-447
• Seiko 6151-241
• Seiko 0779-795
• Seiko 6676-470
• Seiko 0780-616
• Seiko 5247-476