I don't see tea stains,it has been scrubbed violently and worn off the black glaze into the "brown" lower layer.
RSCO George Rose company. They imported knives from Japan, Italy, Germany, and possibly other countries.
@Dundun Japanese or Chinese? [ATTACH]
Looks like something you would find at a low end back alley street market for lower income people.
This is a good place to start................. https://hgms.org/
Looks like they had fold over tabs.
Looks like a Japanese anime character.
Try photographing it on a white background,it doesn't look like jade in your photos.
In the bottom photo the far right diamond looks different than the others in the photo. The "table" on diamonds should be 53-58% of the stone...
Gold "dyed" branch coral.
Looks like an acid etched decor piece. examples...............
Snuff,pills,vinaigrette... there were many shapes,sizes and uses for whatever the owner desired....
Holding the clasp to the brooch,unknown material so it may not have been able to solder without melting the brooch.
I made this one using a paper pattern. [ATTACH]
Maybe a pattern printing plate?
There are blades from many countries decorated with symbols,try posting it here they may help.........
Looks like 3 domed cold connection beaded pins.
I don't see anything in the photos to suggest the stones weren't glued in to start with.Unless there is something in the way the stones were cut...
The designs on the whole box have been hand engraved or did you mean no owners initials?
North Dakota Badlands Pottery
Separate names with a comma.
