Seiko Cal. 7017 - 581

This Automatic model from 1972 features a 39mm Stainless Steel case. Powered by the 7017 caliber with 33j jewels beating at 36,000 bph, it delivers a 40 hours power reserve. [seikata-wm-fe8437b7735f]

Also known as: Sumo

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

13.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

160m

Dial Color

Silver

Jewels

33j

Frequency

36,000 bph

Power Reserve

40 hours

Year

1972

Related Models

• Seiko 6175-610
• Seiko 3879-355
• Seiko 4556-945
• Seiko 4530-622
• Seiko 6356-438
• Seiko 5637-391
• Seiko 3829-553
• Seiko 4472-749
• Seiko 4449-499
• Seiko 5269-365
• Seiko 5692-313
• Seiko 6618-384