are you sure it's spanish made ? does it have an importers name on it ?there was a british double produced by e.j. churchill and these are quite expencive ,,also theres a firm called Grulla who makes a spainish double and these are also quite expencive and very ornate with engraving and are very high quality,,and finnally heres a listing for a churchill windsor to see if your looks like it ,,if so theres a price tag of 950 on this one ,,
http://www.gunsinternational.com/CHURCHILL-WINDSOR-I-
20GA-3-24-12-FM.cfm?gun_id=100029599&CFID=1640995&
CFTOKEN=d87e354ab3fff9fa-11071E3B-E525-71DE-
266BABE45F459872
bigcurt