ICEMan tipped in some handset detection details showing the Nokia 701 but it doesn’t have Belle, it has Carla (v112.010.0905 with Nokia Browser 8.2 as opposed to 7.4?)
http://www.handsetdetection.com/properties/viewheader/Nokia/701/4f351422bfa090cd41000251
BTW, for other news on Nokia Carla, check out: http://mynokiablog.com/category/nokia/carla/
Update: Also from ICEMan you can see Carla on Nokia 603 and Belle on 500.