at 1500m we have:
István Rózsavölgyi (HUN) WR 3:40.6 Tata 3 Aug 1956, pr 3:39.20 Rome 6 Sep 1960
Sebastian Coe (GBR) WR 3:32.10 Zurich 15 Aug 1979, pr 3:29.77 Rieti 7 Sep 1986
Sydney Maree (USA) WR 3:31.24 Cologne 28 Aug 1983, pr 3:29.77 Cologne 25 Aug 1985
cheers.