Seiko Cal. 4557 - 116

The Seiko 4557-116 represents an important milestone in Seiko's 1977 lineup. With its 19mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-019be0e7a8ee]

Also known as: Sumo

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

15.9mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1977

Related Models

• Seiko 3879-120
• Seiko 0710-552
• Seiko 6352-657
• Seiko 6121-659
• Seiko 0799-639
• Seiko 6677-620
• Seiko 6225-634
• Seiko 7072-499
• Seiko 6317-827
• Seiko 6670-580
• Seiko 4486-505
• Seiko 6271-680