1970s Stainless Steel Gold-Anodized Watch Bracelet JRC-1L4 These two photomultiplier tubes could

These two photomultiplier tubes could not be tested and are sold as-is

This new old stock-testing Sylvania 12SK7GT tube tested 64 on our Paul Hart-calibrated TV7 where minimum (65%) is 48

new in box GE 6DG6B tube tested to spec on our Paul Hart-calibrated TV7/U

48 and 50 where minimum (65%) is 45

The pressing is excellent with very few issues

1970s Stainless Steel Gold-Anodized Watch Bracelet JRC-1L4 These two photomultiplier tubes couldThis is the type of bracelet that came with the digital watches of that era. Measurements indicated in photographs. MOST FORMS OF SHIPPING EXCEPT MEDIA MAIL ARE AUTOMATICALLY INSURED UP TO $100. ETSY PURCHASE PROTECTION COVERS ITEMS UP TO $250 IN VALUE. IF AN ITEM IS MARKED "DELIVERED," AND YOU HAVE NOT ACTUALLY RECEIVED IT, THE FIRST STEP IS FOR YOU TO CONSULT YOUR MAIL CARRIER TO GET THE EXACT COORDINATES OF THE DELIVERY AND ARRANGE FOR YOUR ITEM'S