Seiko Cal. 6687 - 430

Seiko 6687-430

This Kinetic model from 1970 features a 42mm Hardlex-Coated Steel case. It features a Silver dial protected by a Acrylic crystal and offers 140m of water resistance. [seikata-wm-76216ec5a8c5]

Also known as: Helmet, Silverwave

Specifications

Movement
Kinetic
Case Material
Hardlex-Coated Steel
Case Width
42mm
Case Thickness
11.6mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Fixed
Water Resistance
140m
Dial Color
Silver
Jewels
18j
Frequency
36,000 bph
Power Reserve
37 hours
Year
1970

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seikata-wm-76216ec5a8c5