Burnishers and jasper stone - NAWCC Forums
2006年8月17日 · Perhaps another source can provide some expert info. There appears to be two kinds: one is a semi-precious stone, a variety of chalcedony and another is the one used for …
Jasper Stone Charlestown Mass. Newark watch Co - NAWCC Forums
2014年9月12日 · Jasper is a form of gem stone. RM . geo.ulrich Registered User. Apr 10, 2013 221 92 28 Alton Il. Country ...
Cornell Watch Co. Serial Number Database | NAWCC Forums
2024年8月17日 · California Watch Co., San Francisco: 23xx7 California Watch Co., San Francisco: 23672 (KW), 23681, 23697 ...
Arkansas stone slips for pivots? - NAWCC Forums
2013年2月6日 · As far as jasper stones and ceramic stones, I feel what I said about arkansas stones also applies. I have many, and have used them quite abit. My coarse and fine sapphire …
Another Collecting Story - NAWCC Forums
2024年11月30日 · - diamond end stone vs sapphire; - gold vs red lettering, - true bridge (1st 5 runs) vs false bridge (last run) you realize that certain 19j SS variants are pretty uncommon. …
Atmos Hand Puller - NAWCC Forums
2024年12月8日 · A rough and fine stone. 1/4 inch end mill. Dial Caliper or micrometer Lathe with ability to cut off, face and drill. Mill Sensitive drill/watch maker lathe Dremel with cutoff wheel …
Please Show the Most Recent Addition to Your Collection
2020年1月5日 · Hutchins strived to have the most complete repair shop outside of a watch factory, and in 1891 he traveled to the American Waltham Watch Company in order to receive …
Replacing a screw set jewel, do you press the jewel into the brass ...
2015年9月9日 · Rock crystal is just a name for one of the transparent types of quartz, and there are many other varieties with different characteristics; amethyst, onyx, jasper, citrine, agate, …
Cylinder Balance Staff - NAWCC Forums
2004年5月4日 · The pivots in the end of cylinders are plugs, you just tap them out with a staking set, insert a new plug, and turn and burnish to a new pivot the tricky part is getting the heights …
JUM/7 Pin Pallet Anchor, Anybody got a spare, with pins?
2023年11月26日 · This little clock has suffered at the hands of someone ignorant of its fragility (no, not me). Both anchor pins have broken off and, although I've bought a High E guitar string …