probably the rarest of all the rigbys,,mine built about 1913 completely original xlent cond.no case ,,i,d like to think its worth 6500$ for a quik sale, ive had it for 25 years ,not my first rigby but truly one of my pets..... i paid 7800$ last year for an tired but all original 400/350 ssb step ring built about 1909 i thought it was a decent deal ..havent seen any come up lately...hope this helps...paul