The original U.S.S. Stargazer was Captain Picard’s first command. We got to see it in the TNG episode ‘The Battle’, when we learn that it was disabled during a conflict with the Ferengi.
The producers originally planned to use a Constitution-class ship, but Rick Sternbach stepped in and quickly made an entirely new model with four nacelles. This regular sized version which measures 5.3″ (13.5 cm) long.