This Concord replica watch is of high calibur for a replica. It has screw in links with a high grade stainless steel case. The movement is very well made, it functions exactly like the original Concord watch. It has a protective sapphire crystal which is far greater than most replica watches, which usually have mineral crystals. The details and markings on this watch are quite close to the markings of the real deal, that is to say, they are exactly placed. Dont wear this watch while swimming.