Right on the high tide mark this 'stone enclosure' drew my attention when walking, as we often do, on the beach south west of Seaton Point. My wife took a photo of it on her mobile phone. I had forgotten my camera and GPS. Returning two days later to get a GPS reading there was no sign of the 'stone enclosure'.
Andrew Curtis looked on Keys to the Past and found:
Link
Returning yet again to the area, as we approached Whaw Burn from the north, we 'found' the kist again. It was where Keys to the Past had said it was! We had erroneously located it!
The GR now refers to the 'correct' location.