Seiko Cal. 6231 - 449

The 6231-449 is a sought-after Kinetic piece from Seiko's golden era. With its 18mm lug width and 8.0mm profile, it sits comfortably on most wrists. [seikata-wm-959cfce669a7]

Also known as: Helmet, Emperor

Specifications

Movement

Kinetic

Case Material

PVD Black

Case Width

42mm

Case Thickness

8.0mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

200m

Dial Color

Navy

Jewels

23j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1971

Related Models

• Seiko 6384-692
• Seiko 7089-549
• Seiko 5220-459
• Seiko 4454-932
• Seiko 5638-917
• Seiko 5217-651
• Seiko 4561-719
• Seiko 6312-657
• Seiko 4436-446
• Seiko 5290-274
• Seiko 7060-887
• Seiko 6344-679