Seiko Cal. 5677 - 497

Released in 1987, the Cal. 5677 with design code 497 was part of Seiko's domestic market collection. With its 21mm lug width and 10.6mm profile, it sits comfortably on most wrists. [seikata-wm-eb8392ecdb01]

Also known as: Sportsmatic, World Timer

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

44mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Silver

Jewels

27j

Frequency

21,600 bph

Power Reserve

54 hours

Year

1987

Related Models

• Seiko 0711-653
• Seiko 6623-472
• Seiko 5281-636
• Seiko 4411-658
• Seiko 0788-842
• Seiko 5629-273
• Seiko 7165-565
• Seiko 7074-508
• Seiko 5289-962
• Seiko 6323-465
• Seiko 6140-978
• Seiko 5647-700