Vintage 1960s Diamond Engagement Ring in Platinum.  This Mid-Century engagement ring features a .80 carat round brilliant cut diamond with baguette accents set in platinum. The center stone is set with four (4) prongs in a very open basket above the baguettes set atop each shoulder. This ring has a special combination of a neat diamond arrangement in a minimalist design that will make someone very happy to wear each and every day!