Just from looking at the pictures it looks good but quite certain you can see at top and bottom that there are removed traces of it previously being attached to a jewelry piece.
This of course depreciate its value quite a bit.
If you like coins, medals and tokens with ship motives follow my new instagram account with regular updates @numisnautiker
From time to time I sell some coins on Ebay make sure to follow me @apuking on Ebay.