Rebecca Minkoff 'M.A.C.' Crossbody Clutch

Not exactly what you are looking for. But it is a prefect cross body size for travel.

http://www.endless.com/dp/B0068PK99S/ref=asc_df_B0068PK99S2136034?tag=googlecom09c9_endless-20&creative=395033&linkCode=asn&creativeASIN=B0068PK99S

Also Mark Jacob has one, but price is high.

http://shop.nordstrom.com/s/marc-jacobs-quilting-xl-single-shoulder-bag/3224528?origin=related-3224528-0-0-1-1