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[-] DharmaCurious@startrek.website 65 points 1 year ago

Where do I find these dime sized rubies for 20 bucks?

Right? A dime is a touch over 18mm, and prices I’ve been able to nail down on a couple sites for artificial rubies of that size, while way less than terrestrial rubies, cannot be considered ”cheap” - we’re still talking thousands of dollars.

[-] JohnDClay@sh.itjust.works 19 points 1 year ago

Maybe they mean ruby infused grinding wheels?

https://www.travers.com/product/radiac-ruby-surface-grinding-wheels-71150

Or maybe they were exaggerating a little bit and thinking about ruby bearings.

https://www.renishaw.com/shop/Product.aspx?Product=A-5000-3611

[-] booly@sh.itjust.works 2 points 1 year ago

A million f[beep]ing diamonds!

[-] TWeaK@lemm.ee 19 points 1 year ago

This post is so old the price has gone up since.

[-] wahming@monyet.cc 7 points 1 year ago

Yeah, if anybody finds these cheap rubies do let me know, I'd love to buy them

[-] Evilsmiley@sh.itjust.works 2 points 11 months ago

I've seen youtubers that bought reject sapphire from the f-35 cockpits that had some minor flaw in some place that disqualified it.

I think you can buy reject batches of artificial ruby for indilustrial applications too.

[-] wahming@monyet.cc 1 points 11 months ago

Where do you buy that from?

[-] Evilsmiley@sh.itjust.works 5 points 11 months ago

https://cascadejewels.com/

I searched lab grown rubies and these guys seem to be pricing near to that cost. They seem legit from a cursory search but i haven't looked that deep.

[-] DharmaCurious@startrek.website 2 points 11 months ago

That's awesome, thank you!

this post was submitted on 07 Sep 2023
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