Situated on Northumberland Avenue in the heart of Dun Laoghaire since 1969, Costello Jewellers has been a jewellery shop serving the needs of the local community and visitors to the area.

Costello's specialise in gold, sterling silver, porcelain, and cut crystal, so whatever the occasion we have the gift to suit your needs.

All major credit cards are accepted and phone orders are welcomed. We also offer free engraving on all purchases. Bookings are accepted for all major events in Dun Laoghaire.