![TT Thin-Tite Round Plastic Crystal (20.00 mm to 24.90 mm)](http://perrinwatchparts.com/cdn/shop/products/CR-TT_300x104.jpg?v=1684873732)
Thin-Tite round plastic crystals are a plastic crystal flat top with a low profile supplied with a yellow or white ring (please specify colour required).
Thin-Tite round plastic crystals are a plastic crystal flat top with a low profile supplied with a yellow or white ring (please specify colour required).