Seiko Cal. 6664 - 399

Seiko 6664-399

This Quartz model from 1967 features a 43mm Hardlex-Coated Steel case. Powered by the 6664 caliber with 21j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-e4daa4d3d713]

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
10.3mm
Lug Width
20mm
Crystal
Mineral
Bezel
Coin-Edge
Water Resistance
190m
Dial Color
Silver
Jewels
21j
Frequency
36,000 bph
Power Reserve
57 hours
Year
1967

Related Models

seikata-wm-e4daa4d3d713