In the price list of medals no mention of of the GSM'62 with clasp Radfan, won't be selling it, just curious.
Medal Year Book 2011 says £90 - £120
The complete list prices for the GSM clasps is:
GSM 62
£70-80 Borneo
£90-120 Radfan
£60-100 South Arabia
£65-90 Malaya Peninsula
"Rare" South Vietnam
£60-85 NI
£170-225 Dhofar
£800-900 Lebanon
£1600-1800 Mine Clearance Gulf of Suez
£240-280 Gulf
£400-450 Kuwait
£350-450 N Iraq & S Turkey
£350-450 Air Ops Iraq
2 Clasps £80-120
3 Clasps £150-180
4 Clasps £220-280 (Guess these prices depend on the actual clasp combinations)