Seiko Cal. 3873 - 476

This Spring Drive model from 1986 features a 42mm Hardlex-Coated Steel case. Powered by the 3873 caliber with 33j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-8a79b2308c3f]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

12.0mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Navy

Jewels

33j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1986

Related Models

• Seiko 6328-421
• Seiko 0758-140
• Seiko 3883-497
• Seiko 0746-345
• Seiko 5679-759
• Seiko 0765-837
• Seiko 4488-166
• Seiko 6188-519
• Seiko 4494-693
• Seiko 7051-203
• Seiko 4417-513
• Seiko 6349-983