Seiko Cal. 6637 - 517

Seiko 6637-517

This Automatic model from 1973 features a 41mm Stainless Steel case. The Bidirectional bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-f2b92be0c320]

Also known as: Sportsmatic, Golden Tuna

Specifications

Movement
Automatic
Case Material
Stainless Steel
Case Width
41mm
Case Thickness
9.4mm
Lug Width
21mm
Crystal
Sapphire
Bezel
Bidirectional
Water Resistance
110m
Dial Color
Champagne
Jewels
34j
Frequency
36,000 bph
Power Reserve
39 hours
Year
1973

Related Models

seikata-wm-f2b92be0c320