You do realize you can't turn diamonds into cash in your pocket..
https://www.livecoin.net/en/trade/index?currencyPair=DMD%2FUSDu can sell DMD direct for USD (true USD and not USDT) on livecoin
i see prices above 15$ there
and the more people will start to trade on that market the less impact BTC will have
in fact not the buy orderbooks are empty
the sell order books are