Lost incabloc brass cup while cleaning capstone.Are these standard?

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This sounds embarrassing, as it is the first time it has happened after countless times withou a problem!

I was in the final stage of assembling the caliber 28.10 and while cleaning the incabloc jewel to the hairspring side of movement , the lights went out from a street power issue and somehow flicked the bottom cup of the jewel housing! 馃ズStill have the closing stone in the one dip. I looked everywhere without success thinking it could be on work bench or on the floor! Have everything but those!

My question is, are they specific to these movements or can I order a packet of assorted generics! The only thing I know nothing about ! Many thanks for your input
 
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try looking with a uv light , the stone should glow .
Great tip! It is the bottom part (brass cup) that I lost which I am worried tat if it has fallen upside down, the UV light will not show it. Found a lot of other glassy useless items but unfortunately for me not that馃槱! Thanks for your helping
 
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Get your vacuum cleaner out.
If it's a cyclone canister style, clean it out and vac the room everywhere it could have gone, then sort through the dust to see if you found it.
If it's a bag type, use a fresh clean bag and tdo the same. Cut the bag open and find your elusive bit.
You can also put a short length (200 to 300mm or so) of stocking/pantyhose leg into your vacuum tube where the hose joins. Any small parts will be trapped in the stocking.
 
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I found a chart here / posting it again as it can be hard to locate. Often the incabloc fittings are interchangeable. Most of the time I get odd assortments. Back in the day I found the parts often were impacted in the cork of the storage bottle. Most sellers split the packages and sell by the piece.


I have used the stocking trick on the vac. One has to be careful as too much suction such as a crevice tool rips holes in it. Magnets can also work on steel parts. Some of the incabloc stuff like the springs are steel or Iron alloy. The cups may also be plated. I have seen them rust in alum.