Seiko Cal. 3820 - 313

The Seiko 3820-313 represents an important milestone in Seiko's 1966 lineup. It features a Burgundy dial protected by a Sapphire crystal and offers 180m of water resistance. [seikata-wm-3d979bbef74d]

Also known as: Shogun, Emperor

Specifications

Movement

Hand-Winding

Case Material

Two-Tone

Case Width

36mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

180m

Dial Color

Burgundy

Jewels

32j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1966

Related Models

• Seiko 6684-143
• Seiko 6375-669
• Seiko 3875-341
• Seiko 6367-781
• Seiko 6357-248
• Seiko 3893-526
• Seiko 0735-720
• Seiko 7091-101
• Seiko 7124-855
• Seiko 0736-626
• Seiko 3881-710
• Seiko 4441-407