Seiko Cal. 5665 - 366

Seiko 5665-366

The 5665-366 is a sought-after Automatic piece from Seiko's golden era. The Bidirectional bezel and 46mm case give it a distinctive presence on the wrist. [seikata-wm-6389fbab802b]

Also known as: Arnie, Flighty

Specifications

Movement
Automatic
Case Material
Two-Tone
Case Width
46mm
Case Thickness
9.5mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
140m
Dial Color
Navy
Jewels
22j
Frequency
28,800 bph
Power Reserve
43 hours
Year
1969

Related Models

seikata-wm-6389fbab802b