Seiko Cal. 4475 - 831

This Hand-Winding model from 1982 features a 44mm Stainless Steel case. Powered by the 4475 caliber with 31j jewels beating at 21,600 bph, it delivers a 70 hours power reserve. [seikata-wm-8486ee32acb8]

Also known as: Sea Horse, Flighty

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

13.1mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Cream

Jewels

31j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1982

Related Models

• Seiko 0755-101
• Seiko 6679-544
• Seiko 3854-885
• Seiko 6237-757
• Seiko 7041-729
• Seiko 7042-828
• Seiko 6640-915
• Seiko 6328-544
• Seiko 6196-825
• Seiko 6313-854
• Seiko 5614-497
• Seiko 6695-840