The thickness is just right, so I think it looks cool even if you wear it simply as is ☺︎ This item has been washed and finished, so as you can see, it's quite shiny! The chain length is about 45 cm (It's a short size, so it might be tight for those with thick necks.) The chain thickness is about 3.7 mm The material is Silver 925! There are no accessories. This is an authenticated item purchased from the brand-name pawn shop Kanteikyoku, so please feel confident in your purchase ☆ Instant purchase without comments is also welcome!