Seiko Cal. 0777 - 420

Seiko 0777-420

The Seiko 0777-420 represents an important milestone in Seiko's 1973 lineup. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-f5d824f5d122]

Also known as: Turtle, Bellmatic

Specifications

Movement
Spring Drive
Case Material
Gold-Plated
Case Width
37mm
Case Thickness
9.7mm
Lug Width
21mm
Crystal
Hardlex
Bezel
Coin-Edge
Water Resistance
200m
Dial Color
Silver
Jewels
33j
Frequency
36,000 bph
Power Reserve
37 hours
Year
1973

Related Models

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