Seiko Cal. 5640 - 571

Seiko 5640-571

This Hand-Winding model from 1994 features a 34mm Hardlex-Coated Steel case. The Rotating bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-757743d46cd9]

Also known as: Bellmatic, Crown

Specifications

Movement
Hand-Winding
Case Material
Hardlex-Coated Steel
Case Width
34mm
Case Thickness
13.2mm
Lug Width
19mm
Crystal
Sapphire
Bezel
Rotating
Water Resistance
130m
Dial Color
Green
Jewels
28j
Frequency
21,600 bph
Power Reserve
57 hours
Year
1994

Related Models

seikata-wm-757743d46cd9