Building a very diversified portfolio as first timer investor

The SRI is a choice on its own, meaning that I wanted to invest a portion on Socially Responsible ETFs regardless of the “balance”. However, it turns out that Top10 position of World and US SRI index I was checking, are anyways companies already over represented on my portfolio like Microsoft, Pepsi, P&G, Intel, etc., while the EMU one exposes me to a different set of companies. Moreover, TER is comparable and performance wise has actually been even better in the past 5y (I know, past performance is not sign of future ones). Here the tre index/ETF and related factsheets I considered: