French chic! Solid 18K gold diamond rings from my antique jewelry dealer at amazing prices!

Ring 1: 
CHUBBY BAGUETTE SHAPE ANTIQUE GOLD RING WITH SCALLOP EDGES. 3MM ROUND DIAMOND IN WHITE GOLD BUTTERCUP SETTING. DIAMOND IS EYE CLEAN. APPROX. 0.11 CARAT. WEAR ON FACETS BUT VERY SPARKLY. ONE STAMP THAT SAYS "75" ON RING BELT. 
Ring Size: 7.5
Metal: 18K GOLD
WEIGHT 2 grams 
 
Ring 2:
RECTAGLE SHAPE ANTIQUE GOLD RING WITH ROPE DESIGN. 2MM ROUND DIAMOND IN WHITE GOLD BUTTERCUP SETTING. DIAMOND SHOWS EDGE WEAR AND INCLUSIONS IN LOOP, BUT IT'S JUST AN ACCENT. THE MAIN FOCUS IS ON THE DELICIOUS SYMMETRICAL DESIGN WITH ROPES SPREADING ON BOTH SIDES. THIS RING IS IN ROSE GOLD. 2 HALLMARKS ON RING BELT, ONE OF THEM SAYS "C G". INSIDE THE RING BELT IS STAMPED 46. 
Ring Size: 6.75
Metal: 18K GOLD
Weight: 1.9 grams

Ring 3: 
Beautiful leaf design antique Gold ring with a 4mm round Diamond in the center, supported in a White Gold buttercup setting. Diamond is eye clean in loop. Sparkly and approx. 0.25 carat. 2 hallmarks on ring belt. 
Ring Size: 8
Metal: 18k Gold
Weight 3.1 grams