Seiko Cal. 3873 - 904

This Spring Drive model from 1985 features a 43mm Gold-Plated case. It features a Blue Sunburst dial protected by a Acrylic crystal and offers 150m of water resistance. [seikata-wm-ff77d941124b]

Also known as: Tuna, Crown

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

13.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Blue Sunburst

Jewels

30j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1985

Related Models

• Seiko 0738-571
• Seiko 4426-263
• Seiko 6220-347
• Seiko 3825-407
• Seiko 7196-197
• Seiko 0762-436
• Seiko 5276-356
• Seiko 6279-992
• Seiko 6671-834
• Seiko 3875-351
• Seiko 4433-979
• Seiko 5268-155