A shop that sells antiques and old curios.
See also: 骨董品
I took a look around an antique shop on the weekend.
骨董品 means 'antique' or 'curio' (the item), while 骨董品屋 is the shop that sells such items.
Compound of 骨董品 (antique, curio) + 屋 (shop, store).