Seiko Cal. 6687 - 380

Seiko 6687-380

This Spring Drive model from 1978 features a 43mm Hardlex-Coated Steel case. The Inner Rotating bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-e60f63092c71]

Also known as: Turtle, Rally

Specifications

Movement
Spring Drive
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
9.0mm
Lug Width
20mm
Crystal
Sapphire
Bezel
Inner Rotating
Water Resistance
60m
Dial Color
White
Jewels
19j
Frequency
36,000 bph
Power Reserve
49 hours
Year
1978

Related Models

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