Seiko Cal. 3820 - 822

This Hand-Winding model from 1965 features a 42mm Hardlex-Coated Steel case. It features a Green dial protected by a Acrylic crystal and offers 130m of water resistance. [seikata-wm-de918e314a58]

Also known as: Goldfeather, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

11.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

130m

Dial Color

Green

Jewels

35j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1965

Related Models

• Seiko 7145-558
• Seiko 0763-314
• Seiko 6126-548
• Seiko 5610-643
• Seiko 6175-518
• Seiko 6682-901
• Seiko 6317-238
• Seiko 6346-838
• Seiko 6326-383
• Seiko 7039-957
• Seiko 7126-182
• Seiko 6213-131