Seiko Cal. 6618 - 690

Seiko 6618-690

This Solar model from 1977 features a 35mm PVD Black case. The Rotating bezel and 35mm case give it a distinctive presence on the wrist. [seikata-wm-c43f7b581f44]

Also known as: Tuna, Crown

Specifications

Movement
Solar
Case Material
PVD Black
Case Width
35mm
Case Thickness
11.0mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Rotating
Water Resistance
170m
Dial Color
Black
Jewels
26j
Frequency
36,000 bph
Power Reserve
67 hours
Year
1977

Related Models

seikata-wm-c43f7b581f44