Jennifer Lopez and Alex Rodriguez recently confirmed they have ended their relationship, two years after they got engaged.MORE: Jennifer Lopez's five eye-watering engagement rings revealed – photosBut what does that mean for J.Lo's stunning engagement ring? The Jenny From the Block singer could decide to sell the dazzling emerald-cut diamond, which is estimated to cost anywhere between £1million and £5million (between $1.4million and $6.9million).However, experts from The Diamond Pro suggest