Seiko Cal. 3821 - 844

This Automatic model from 1985 features a 37mm Gold-Plated case. It features a Black dial protected by a Acrylic crystal and offers 70m of water resistance. [seikata-wm-2d22db5c7cce]

Also known as: Tuna, Sportsmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

37mm

Case Thickness

11.3mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

70m

Dial Color

Black

Jewels

26j

Frequency

36,000 bph

Power Reserve

61 hours

Year

1985

Related Models

• Seiko 0755-479
• Seiko 6282-235
• Seiko 6241-929
• Seiko 7023-656
• Seiko 6649-873
• Seiko 0761-916
• Seiko 6216-770
• Seiko 4588-972
• Seiko 6156-638
• Seiko 4554-959
• Seiko 6270-934
• Seiko 5290-748