Seiko Cal. 0722 - 641

This Hand-Winding model from 1987 features a 43mm Gold-Plated case. Powered by the 0722 caliber with 26j jewels beating at 28,800 bph, it delivers a 58 hours power reserve. [seikata-wm-d302771d3c15]

Also known as: Monster, Sumo

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

11.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

80m

Dial Color

Black

Jewels

26j

Frequency

28,800 bph

Power Reserve

58 hours

Year

1987

Related Models

• Seiko 5699-478
• Seiko 0726-136
• Seiko 0767-315
• Seiko 6345-704
• Seiko 6199-696
• Seiko 5649-500
• Seiko 6141-500
• Seiko 7097-506
• Seiko 6384-226
• Seiko 4426-792
• Seiko 6368-747
• Seiko 5667-815