Seiko Cal. 4427 - 403

This Automatic model from 1983 features a 37mm Titanium case. Powered by the 4427 caliber with 17j jewels beating at 36,000 bph, it delivers a 66 hours power reserve. [seikata-wm-24f00a3b87d9]

Also known as: Flighty

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

37mm

Case Thickness

13.3mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

30m

Dial Color

Green

Jewels

17j

Frequency

36,000 bph

Power Reserve

66 hours

Year

1983

Related Models

• Seiko 3843-358
• Seiko 7084-854
• Seiko 7083-307
• Seiko 6191-698
• Seiko 7111-641
• Seiko 4414-709
• Seiko 4457-474
• Seiko 5630-658
• Seiko 4453-503
• Seiko 6392-375
• Seiko 5298-851
• Seiko 6313-914