Seiko Cal. 5611 - 276

This Spring Drive model from 1973 features a 41mm Stainless Steel case. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-a286dc8a6887]

Also known as: Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

13.3mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

70m

Dial Color

Silver

Jewels

17j

Frequency

28,800 bph

Power Reserve

50 hours

Year

1973

Related Models

• Seiko 3898-834
• Seiko 6137-716
• Seiko 3896-178
• Seiko 5213-720
• Seiko 7031-933
• Seiko 6260-754
• Seiko 5293-100
• Seiko 6325-929
• Seiko 6390-765
• Seiko 6149-662
• Seiko 0736-716
• Seiko 6113-664