There were three hundreds made this week, but only one being on the winning side.
Greg Fenton scored an unbeaten 117 to keep Selkirk at the top of East League Division Five.
The two losing centurions came in Division Three, where Dougie Wilson struck 111 not out as Kelso were defeated at home to SMRH by five wickets.
Ross McLennan scored 120 in vain as Melrose were edged out by eight runs away to Edinburgh CC in Division Seven.
Elsewhere St Boswells suffered a seven wicket loss in Division One against Edinburgh Accies, Richard Young top scoring with 25.
Gala remain top of Division Two with a convincing 108 run victory over Heriots 2nds with Scott Paterson taking seven wickets.
Hawick & Wilton kept their slim hopes of promotion alive with a comfortable victory against Murrayfield DAFS, Allan Moffat scoring 62 and Lee Stewart taking four wickets.