Seiko Cal. 3843 - 331

The Seiko 3843-331 represents an important milestone in Seiko's 1988 lineup. The Inner Rotating bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-92324d973ae0]

Also known as: Sumo, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

9.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Champagne

Jewels

28j

Frequency

36,000 bph

Power Reserve

58 hours

Year

1988

Related Models

• Seiko 6238-965
• Seiko 7149-194
• Seiko 4489-145
• Seiko 6648-708
• Seiko 6218-117
• Seiko 4596-840
• Seiko 6387-219
• Seiko 4416-160
• Seiko 6637-139
• Seiko 6345-251
• Seiko 4521-976
• Seiko 3866-812