Timbale or silver goblet with engraved initials GB on the body, punch MInerve and goldsmith most certainly Pellerin & Lemoing *, of XIX century.
This cup is in good general condition. Punched see photos (punches worn).
Remember: some slight shocks, scratches and wear of time, see photos.
* Goldsmith PELLERIN Scipion & LEMOING Louis (1866-): Initial punch PL with timbale and star above and below.