Seiko Cal. 5677 - 100

Seiko 5677-100

The Seiko 5677-100 represents an important milestone in Seiko's 1976 lineup. The Rotating bezel and 45mm case give it a distinctive presence on the wrist. [seikata-wm-50405ddc3d93]

Also known as: Turtle, Sportsmatic

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
45mm
Case Thickness
9.1mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Rotating
Water Resistance
60m
Dial Color
Blue Sunburst
Jewels
23j
Frequency
28,800 bph
Power Reserve
50 hours
Year
1976

Related Models

seikata-wm-50405ddc3d93