Seiko Cal. 5623 - 379

The Seiko 5623-379 represents an important milestone in Seiko's 1980 lineup. The Fixed bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-60d9b9183e4f]

Also known as: Sumo, Bellmatic

Specifications

Movement

Automatic

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

40m

Dial Color

Burgundy

Jewels

32j

Frequency

36,000 bph

Power Reserve

49 hours

Year

1980

Related Models

• Seiko 6174-366
• Seiko 5682-950
• Seiko 4594-578
• Seiko 5238-499
• Seiko 6346-647
• Seiko 6324-861
• Seiko 0786-888
• Seiko 5611-334
• Seiko 5645-408
• Seiko 6159-487
• Seiko 7166-140
• Seiko 7016-799