Seiko Cal. 6121 - 131

This Solar model from 1966 features a 34mm Hardlex-Coated Steel case. With its 19mm lug width and 10.2mm profile, it sits comfortably on most wrists. [seikata-wm-04c4fc6abe1f]

Also known as: Monster, Bullhead

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

10.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

170m

Dial Color

White

Jewels

30j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1966

Related Models

• Seiko 4547-691
• Seiko 4446-483
• Seiko 6165-999
• Seiko 7198-845
• Seiko 7034-990
• Seiko 6666-279
• Seiko 0756-948
• Seiko 6248-324
• Seiko 5651-611
• Seiko 6178-832
• Seiko 5699-358
• Seiko 5236-788