Seiko Cal. 6687 - 703

Seiko 6687-703

The Seiko 6687-703 represents an important milestone in Seiko's 1974 lineup. The Rotating bezel and 44mm case give it a distinctive presence on the wrist. [seikata-wm-154a3015871b]

Also known as: Silverwave

Specifications

Movement
Quartz
Case Material
PVD Black
Case Width
44mm
Case Thickness
8.8mm
Lug Width
18mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
140m
Dial Color
Blue Sunburst
Jewels
22j
Frequency
36,000 bph
Power Reserve
36 hours
Year
1974

Related Models

seikata-wm-154a3015871b