Home / Stamps / Australia & Territories / Elizabeth II Decimal / G20 Leaders Summit, Brisbane G20 Leaders Summit, BrisbanePrice: $1.00 2014 G20 Leaders Summit, Brisbane. SG 4184. Mint Unhinged Quantity Add to cart SKU: 101066 Categories: Elizabeth II Decimal, Stamps Specifications Value Appraisal Product Features Additional Products PNG 1952 3½d carmine red Papuan Head-dress $5.00 BUY NOW 3d Airmail Type B $12.00 BUY NOW 6d Kookaburra $30.00 BUY NOW 3d Airmail Type A $4.00 BUY NOW