NSW New South Wales Australian States - GB 6d Diadem First Day Cover Sydney 14-2-1860 to London. Stunning rarity

This is one of the earliest first day covers of any of the Australian colonies. A first day cover of the 2d Sydney View which is only 10 years older than this one, sold in the 2019 Corinphilla Besancon sale 221 lot 6022  for CHF 50400 (approx. A$78,250 ) including commission. Our cover is a recent discovery and this is the first time it has ever been offered for sale to collectors. It is clearly back stamped on the day of issue.
Please check our other listings for more Stamps, Coins, Banknotes, Australian Football, Militaria, Medals and other Collectables. We stock a huge range of accessories for these products including Albums and Catalogues. We do combine post. If making multiple purchases please contact us for an invoice. Pickup is available Tuesday to Friday. Please contact us first to arrange a time. We can organise Saturday pickup if necessary.