Seiko Cal. 6687 - 579

Seiko 6687-579

This Hand-Winding model from 1967 features a 41mm Gold-Plated case. The Fixed bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-a6b8d74a6c14]

Also known as: Tuna, Baby Tuna

Specifications

Movement
Hand-Winding
Case Material
Gold-Plated
Case Width
41mm
Case Thickness
9.5mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
40m
Dial Color
Green
Jewels
22j
Frequency
21,600 bph
Power Reserve
51 hours
Year
1967

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seikata-wm-a6b8d74a6c14