absolutely.
everything is repairable. if youre looking to repair your screen youself, it will be the least expensive option, but also the most risky
https://www.ebay.com/p/Original-LCD-Display-Screen-for-Fitbit-Blaze-Watch-Repair-Part-Touch/2237461599
above is a part that you can use.
(''please be advized: the above listing is strictly an ebay search for the part. i do not supply, or guarentee the parts on ebay. quality issues should be taken up with the supplier of parts'')
Elsewise, you will be looking at getting it professionally repaired. they will be charging you a labour cost, on top of the cost of a certified part, which is usually more expensive than parts on ebay or amazon.
you will likely be looking at 150$-175$ for a repair.
Seeing as your device is retailing at 199$, it is your call on how much you wish to spend on getting it repaired.