On the first page of this forum https://bitcointalksearch.org/topic/ann-dmd-diamond-30-scarce-valuable-secure-pos-30-masternodes-65-580725 there are links to the Blockchain Windows April/2017 archive and the ready Diamond Wallet Windows Installer + Database
I'm using it already, but the last 7 % are downloading since this morning, it's slow and i don't know why.
Ok, I think that in the near future the source of the blockchain will be updated
its called DMDv3 and it will sync smooth and fast