Black Cat Jack-0-lantern Ring - Size 7 - Citrine and Black OnyxHalfway to Halloween Collection Black Cat Jack Ring DETAILS: Scaredy Cat: Citrine and back onyx Sterling Silver Size: 7 This ring measures just about a 7. 5 on a ring mandrel, and may fit and feel smaller than the mandrel size depending on your knuckle and with finger swelling. Back of ring shank measures 8mm wide for reference. A little info regarding the fit of saddle style rings: Saddle rings will fit more snug than most rings due to the wider band