18k Gold Eternity Band Tourmaline Peridot Amethyst Citrine Ring Estate 11.6g

18k White Gold Multi Stone Eternity Band Ring Sold to me as KWIAT from the auction house' I have 2 pics with the markers mark but have been unsuccessful in confirming the mark. The ring is approx a size 5.75 / 6 see pic. It is approx 9 mm wide and weighs 11.6 gm. The stones are peridot citrine amethyst and pink tourmaline. The stones have been authenticated by my gemologist. Very pretty ring on. Please look at all 8 pics as they are part of the description. All pictures enlarged to show details.