Don, on the Hannants site, it says if its a new tool kit. And looking at there 72nd range, it seems as though the new kit numbers have just been slotted in where there is a gap.
https://www.hannants.co.uk/search/index.php?product_category_id=&product_division_id=&manufacturer_id=7897&code=&product_type_id=all_aircraft_kits&scale_id=956&keyword_search=&setPerPage=100¤cy_id=
I certainly can't see anything that might ID the new from the old kits in the number.