The Opal on the ring is hand-mounted. The ring you received may be slightly different from the picture. COMFORT FIT BAND: Ring width-4mm; Ring thickness-2.23mm. Idea Wedding Band, Engagement Ring or Promise Ring for Men and Women. EXQUISITE & UNIQUE STYLE: The Galaxy and solar feeling with opal stone. Best Gift for Him, Husband, Dad, Boyfriend & Gift for Her as well. PERFECT GIFT FOR LOVE: Comes with elegant free ring box,for Father’s Day, Christmas, Birthday, Anniversary, Engagement, Wedding or Valentine’s Day Gift. LIFE TIME service: Please just feel free to contact Three Keys Jewelry for any help you need, we are always standing behind you guys!