Need Crafted Assassin Gloves O Jah/Ber

Need:

+2 Martial Arts

+20 Ias

+Crushing Blows (10% ideally).

+Something more hopefully (res/stats/LL/hp).

Offer:

Jah/Ber.

I'm having trouble finding these so I'm offering big. How much would these gloves be worth normally?