Seiko Cal. 4411 - 343

This Spring Drive model from 1998 features a 37mm Hardlex-Coated Steel case. With its 20mm lug width and 10.9mm profile, it sits comfortably on most wrists. [seikata-wm-5cade43ee44a]

Also known as: Sumo, World Timer

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

10.9mm

Lug Width

20mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

140m

Dial Color

Green

Jewels

33j

Frequency

28,800 bph

Power Reserve

57 hours

Year

1998

Related Models

• Seiko 7047-726
• Seiko 6346-451
• Seiko 6358-297
• Seiko 6638-605
• Seiko 7092-242
• Seiko 6329-300
• Seiko 4559-670
• Seiko 4524-463
• Seiko 4539-227
• Seiko 6263-823
• Seiko 6223-544
• Seiko 7169-359