Mahogany obsidian has been used in jewelry for many years.Glass Buttes in Oregon has a primitive area of 6000 acres where tons of obsidian have...
Looks like the piece was die stamped and the disc was engraved and inserted into the "bezel".The engraving isn't bad but they left the guidelines...
What is the name below the ship?
Most of them are here ................ https://en.wikipedia.org/wiki/Badges_of_the_United_States_Navy
The stone looks like a low grade "imperial topaz",can't help with the maker's mark.
coral
Looks like it was galvanized or hot dipped in tin.
SIGRUN TRYGGVADOTTIR appears to female Icelandic,Tryggvi is a male name. Looked at it again......Tryggvi appears to be the father's name.
I think both tools are machine forged and not hand forged.
Do you use the pistol to trim branches?
Try scratching the green one with your fingernail,soapstone is easily scratched and the piece has many scratches already.
The bottom photo looks like fossil sea urchins.
Put a light coating of vegetable oil on the glass and take another photo.
The whole piece looks strange.... excessive wear on the jump rings and connecting ring of the clasp end.The top of the cross has a flared end and...
Looks a little like Celtic knots with animal heads.
It's like an "aircraft marshalling wand" only clear instead of orange/red.
Photos tell little,the piece needs to be examined by professional to even tell what type diamonds are in the piece. It appears to be unmarked and...
Chinese theme,mystery animal standing on a Sycee/YuanBao Boat Ingot.
The script is upside down,the inside is a chased dragon and not engraved.It also has strange construction with the wire work in the center section...
There have always been theories about what they contained,I don't know if anyone has found any with poison remnants. see link...
Separate names with a comma.