Seiko Cal. 6665 - 251

The 6665-251 is a sought-after Hand-Winding piece from Seiko's golden era. Powered by the 6665 caliber with 24j jewels beating at 36,000 bph, it delivers a 44 hours power reserve. [seikata-wm-9d1aa4dcca31]

Also known as: Sea Horse, Flighty

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

12.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1973

Related Models

• Seiko 5261-142
• Seiko 5614-390
• Seiko 7134-309
• Seiko 0730-192
• Seiko 0720-644
• Seiko 7123-477
• Seiko 3892-533
• Seiko 7037-625
• Seiko 3871-299
• Seiko 6388-590
• Seiko 5616-880
• Seiko 4529-206