Wow, thanks for that. Umm... the bottle is otaganal - flattened at front and back, with the writing only on one side. There are 2 small dimples - look like points where the bottle may have been supported while in a semi molten state - in the bottom.
Dunno if any of this info helps!
But...
I found this small bottle while diving, and after cleaning it up found that is said on the front:
BRETON
FABRICANT
DE
CARMIN
Bte SGDG
PARIS
It has a seam on both sides that when looked at from above diagonally cuts down through the bottle.
The bottle has curved down shoulders and...