Seiko Cal. 0720 - 777

This Hand-Winding model from 1972 features a 37mm Stainless Steel case. The Fixed bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-71194fba4e8e]

Also known as: Bellmatic

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

14.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Navy

Jewels

24j

Frequency

21,600 bph

Power Reserve

52 hours

Year

1972

Related Models

• Seiko 6370-838
• Seiko 5610-217
• Seiko 6155-596
• Seiko 5643-932
• Seiko 7162-984
• Seiko 6263-256
• Seiko 6294-884
• Seiko 5263-826
• Seiko 4566-146
• Seiko 6631-142
• Seiko 0755-256
• Seiko 6159-465