Yes we do! 

 Just click grey button "show options" next to the weight field in the packaging dimensions section.

Once you click the show option button this will appear: 

Just set the drop down for insurance to Yes and enter the value ( max $2500 ). Cost for insurance is 1% of the insured value. This will be added to the postage cost.

And here you can read all the fine print on what is covered, how you must ship it etc. Make sure you read the guidelines so you have the right packaging.