This is a ladies' hunting whip with a traditional antler handle, furnished with a silver collar hallmarked for: 
Birmingham 1925 
With a makers mark: 
G&J.Z 
For the makers:  
George & John Zair  
G. & J. Zair were independent whip & walking stick makers founded in the 1830s in Birmingham until they were bought by Swaine & Adeney in 1927. 

The handle also features a silver maker's pin with the name of the retailer: 
Harrods London 
Established in 1849 by Charles Henry Harrod in Knightsbridge, London, Harrods evolved from a small, specialized grocery shop into a globally renowned luxury department store. 

Bamboo shaft cladded with brown pigskin leather with an original leather end & replaced plaited leather lash with cord end. 

A well-made whip, ideal for use or a collector. 

*Please note that the terms "ladies" "gents" & "youths" are a guide only as horses and riders vary in size & require different size whips.
Please refer to the measurements below to help with your decision.*

Measurements:
Length from the top of the handle to the end of the cord binding - 49.5cm
Length of the antler handle - 11.2cm
The diameter of the shaft below the collar - 1.4cm
Lash length not including cord end - 135cm
Weight - 123g 
 
Very good condition, possibly never used.