Seiko Cal. 5661 - 963

This Solar model from 1973 features a 40mm Titanium case. Powered by the 5661 caliber with 29j jewels beating at 28,800 bph, it delivers a 69 hours power reserve. [seikata-wm-42304595bf48]

Also known as: Pogue, Bullhead

Specifications

Movement

Solar

Case Material

Titanium

Case Width

40mm

Case Thickness

13.5mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Coin-Edge

Water Resistance

180m

Dial Color

Green

Jewels

29j

Frequency

28,800 bph

Power Reserve

69 hours

Year

1973

Related Models

• Seiko 6687-453
• Seiko 4428-101
• Seiko 4575-406
• Seiko 5286-361
• Seiko 7089-335
• Seiko 7026-325
• Seiko 4522-882
• Seiko 4446-292
• Seiko 0724-972
• Seiko 4532-367
• Seiko 6286-843
• Seiko 6649-481