This big heavy Vlchek is marked number 35, has the "Vlchek" name and shield and is marked in British Standard Fine sizes 9/16 and 5/8.  The 9/16 end is approx. 1".  The 5/8 end is approx. 1-3/16".  Weight 1 LB 3 OZ. 
Price including Priority Mail shipping $10.00.  PayPal OK, cash or check better. 
If you have no use for BSF sizes it would make a good hammer.