AG 2300 RING SIZE EURO 55, WIDTH 2.3MM, HEIGHT 1.6MM, GEM ROUND 6.5 X6.5, 4 X 4, 1.2 X 1.2. FILE FORMAT 3D PRINT, STL, OBJ.Symbolizing the past, present, and future, the three-stone diamond ring showcases three diamonds in a row, each set on a band. This style is often chosen for engagements as it carries deep emotional significance. The stones can vary in size, with the center diamond being the largest, flanked by two smaller diamonds on either side.