Seiko Cal. 5665 - 661

Seiko 5665-661

This Solar model from 1968 features a 44mm Hardlex-Coated Steel case. With its 18mm lug width and 15.9mm profile, it sits comfortably on most wrists. [seikata-wm-4f9a3b2b76cf]

Also known as: Helmet, Navigator

Specifications

Movement
Solar
Case Material
Hardlex-Coated Steel
Case Width
44mm
Case Thickness
15.9mm
Lug Width
18mm
Crystal
Hardlex
Bezel
Fixed
Water Resistance
90m
Dial Color
Champagne
Jewels
26j
Frequency
28,800 bph
Power Reserve
43 hours
Year
1968

Related Models

seikata-wm-4f9a3b2b76cf