✅ SOLVED Found on old wagon road near 1860 house , very thin,1mm, 16.9mm dia, letters on both sides, in pic with me holding can see an R at 12:00, car ok flip

[Hoosier axe hunter]

 

Amazon Forum Fav 👍

Diving for Pleasure and Treasure - Grab it through Amazon!

[ModernMiner]

Spanish silver? I see a "CA". "Carolus? Carols?
I'm sure someone that knows coins will figure it out.
Congrats,
MM

 

[JB Hunts]

View attachment 2134954

What is the weight and diameter? May be 1/2 Reales Carolos III from 1772-178x

 

[Hoosier axe hunter]

What is the weight and diameter? May be 1/2 Reales Carolos III from 1772-178x

16.9 mm diameter, so thin it actually has a crack

 

[JB Hunts]

16.9 mm diameter, so thin it actually has a crack

What is the weight?

 

[Hoosier axe hunter]

What is the weight?

No scale sorry

 

[JB Hunts]

What is the weight?

You have a 1/2 Reales.

No scale sorry

Again, It may be a 1/2 "Carolos III" Reales. Diameter was 17.2mm, so that would jive for a worn example.

 

[Hoosier axe hunter]

You have a 1/2 Reales.

Again, It may be a 1/2 "Carolos III" Reales. Diameter was 17.2mm, so that would jive for a worn example.

That is great, oldest coin I found, I also found a 1846 large cent and 5 great flat buttons here, thanks to all for the information