Seiko Cal. 6121 - 255

This Automatic model from 1969 features a 40mm Two-Tone case. Powered by the 6121 caliber with 18j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-86e38fdf2a83]

Also known as: Pogue, Helmet

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

8.8mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Green

Jewels

18j

Frequency

21,600 bph

Power Reserve

66 hours

Year

1969

Related Models

• Seiko 3828-521
• Seiko 4587-127
• Seiko 5234-564
• Seiko 6362-511
• Seiko 4423-385
• Seiko 5229-763
• Seiko 5615-711
• Seiko 0718-145
• Seiko 7119-843
• Seiko 7084-775
• Seiko 4528-667
• Seiko 5262-667