Seiko Cal. 6639 - 661

Seiko 6639-661

This Quartz model from 1996 features a 43mm Hardlex-Coated Steel case. Powered by the 6639 caliber with 34j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-ff10e3424a5c]

Specifications

Movement
Quartz
Case Material
Hardlex-Coated Steel
Case Width
43mm
Case Thickness
11.6mm
Lug Width
20mm
Crystal
Acrylic
Bezel
Bidirectional
Water Resistance
200m
Dial Color
Champagne
Jewels
34j
Frequency
28,800 bph
Power Reserve
66 hours
Year
1996

Related Models

seikata-wm-ff10e3424a5c