Pair of Art Deco Diamond Buckles love token and set with rose cut

and set with rose cut diamonds

and often associated with the Goddess Venus

They date from the 1960s (or thereabouts) and I'd really like to know who made them and why

accompanied by some further water-related themes:

slightly graduated towards the centre

Pair of Art Deco Diamond Buckles love token and set with rose cutDATE: Art Deco, c. 1930 RESERVED final layaway payment. Remarkable matching pair of Art Deco period buckles (?), each one set with over 2 carats of old cut diamonds. They're crafted in platinum throughout, with articulated side segments. Although I'm not entirely sure how they were initially intended to be worn they'd look excellent on a pair of buckle loafers. STONES Old European & Transitional Cut Diamonds 4. 10ct total (calculated), H I colour, VS1