I agree, the gap between the two halves is just about visible in the photograph of Princess Alice wearing the blue blouse.
--Previous Message-- : I still say it is clips. I had seen the ones : on her shoulder. : : : --Previous Message-- : : : --Previous Message-- : I feel that it is a pair of clips and that : use : of it would seem to fit the idea. : : : : The clips are on The Duchess' collar, but : the geometric 'Buckle Brooch' can be seen : between the handbag and the clergy man's : robe on the front of the jacket . : : :