SUC Rocket Crystal RMU 155-17 for ELGIN Starboard case #9577 - 23.2 x 20.6mm - New

SUC Rocket RMU 155-17 Fancy Acrylic Crystal for ELGIN model Starboard, case #9577 and perhaps other wrist watches as well, measures 27.5 x 25.2 mm OD & 23.2 x 20.6 ID, new in envelope. These are perfectly clear crystals that haven't been stored for 75+ years like other ones on eBay often are. Pretty much all Rocket crystals require some light filing / sanding for proper fit. I can supply just about any size Watch Crystal you need (acrylic or glass) so feel free to inquire. I specialize in hard to find watch parts and all watch parts are unconditionally guaranteed. Free shipping in the continental US on most all fancy acrylic crystals. Images do an adequate job of representing the item.