Mog-7338g6. Wt = 2,68g. Diam = 13.4-13.9mm. Symbols indicate Murshidabad
Photo from Bob Johnston

Wt = 2.87g. Diam = 13.4-13.6mm
Photo from Bob Johnston

Wt = 2.88g
Photo from Todywalla, sale 56, lot 850