Seiko Cal. 0723 - 657

Seiko 0723-657

The Seiko 0723-657 represents an important milestone in Seiko's 1982 lineup. Powered by the 0723 caliber with 34j jewels beating at 21,600 bph, it delivers a 66 hours power reserve. [seikata-wm-840dfd20ef77]

Also known as: Bellmatic

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
9.6mm
Lug Width
22mm
Crystal
Hardlex
Bezel
Bidirectional
Water Resistance
200m
Dial Color
Champagne
Jewels
34j
Frequency
21,600 bph
Power Reserve
66 hours
Year
1982

Related Models

seikata-wm-840dfd20ef77