This cover features the 2013 Flora and Fauna issue from Indonesia. There are 2 stamps in the issue, and the cover carries 2 sets of the stamps as 2 se-tenant pairs. Nice.
Date of Issue: 5th November 2013
Date of Cover: 17th March 2014
Transit: 18 days over 1404 miles / 2259 km = 3.25 mph / 5.23 kph
Thanks to Basora for this cover.