Seiko Cal. 5651 - 720

The 5651-720 is a sought-after Automatic piece from Seiko's golden era. Powered by the 5651 caliber with 26j jewels beating at 28,800 bph, it delivers a 50 hours power reserve. [seikata-wm-af2b3cc9dfdb]

Also known as: Golden Tuna, Flighty

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

34mm

Case Thickness

15.0mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

110m

Dial Color

Cream

Jewels

26j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1967

Related Models

• Seiko 7057-438
• Seiko 3856-641
• Seiko 7016-551
• Seiko 5684-315
• Seiko 4561-568
• Seiko 4456-346
• Seiko 5276-138
• Seiko 5677-562
• Seiko 0766-399
• Seiko 4462-645
• Seiko 7116-656
• Seiko 4478-712