Lot of two different coins:

The top one is Tri Binh Tong Bao, 20mm, 1.08 grams. Toda 13. Uncertain issue, 1400-1500's. Rare.

The second coin:

Thai Binh Thong Bao ("Universal currency of Thai Binh") / Blank. 19mm, 0.64 g and 19mm, 0.97 grams. Toda #166; Barker 53.1-53.3. Rare type.

The price is for the two coins shown below.

At various times many rebel leaders proclaimed themselves as Lords, Kings, and Emperors, and had produced their own coinage with their reign names and titles on them, but as their rebellions would prove unsuccessful or brief, their reigns and titles would go unrecorded in Vietnamese history, so the coins produced by their rebellions cannot easily be classified.