Seiko Cal. 6651 - 711

The Seiko 6651-711 represents an important milestone in Seiko's 1970 lineup. Powered by the 6651 caliber with 24j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-c31189235c5d]

Also known as: Bullhead

Specifications

Movement

Kinetic

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

12.2mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Navy

Jewels

24j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1970

Related Models

• Seiko 0780-932
• Seiko 4565-981
• Seiko 5668-766
• Seiko 4436-562
• Seiko 6113-494
• Seiko 7030-958
• Seiko 4560-620
• Seiko 6141-589
• Seiko 5226-673
• Seiko 5235-599
• Seiko 4452-111
• Seiko 5213-243