Seiko Cal. 3876 - 341

The Seiko 3876-341 represents an important milestone in Seiko's 1967 lineup. Powered by the 3876 caliber with 21j jewels beating at 36,000 bph, it delivers a 68 hours power reserve. [seikata-wm-69b67b08a8d8]

Also known as: Helmet, UFO

Specifications

Movement

Automatic

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

11.6mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

100m

Dial Color

Blue Sunburst

Jewels

21j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1967

Related Models

• Seiko 5260-150
• Seiko 6355-958
• Seiko 4476-692
• Seiko 6612-504
• Seiko 6297-540
• Seiko 3850-289
• Seiko 5635-997
• Seiko 6214-671
• Seiko 7049-756
• Seiko 6160-119
• Seiko 6617-374
• Seiko 4566-142