Seiko Cal. 6664 - 412

Seiko 6664-412

This Automatic model from 1971 features a 43mm Hardlex-Coated Steel case. The Bidirectional bezel and 43mm case give it a distinctive presence on the wrist. [seikata-wm-546f5666ed63]

Also known as: Bellmatic, Emperor

Specifications

Movement
Automatic
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
9.7mm
Lug Width
20mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
180m
Dial Color
Black
Jewels
23j
Frequency
21,600 bph
Power Reserve
61 hours
Year
1971

Related Models

seikata-wm-546f5666ed63