The Tudor Pelagos model was used by Google for their custom employee watches.Bloomberg/Getty ImagesTech workers are showing off rare watches customized for their companies.Employees at OpenAI, Uber, and Palantir all flexed their limited-run Tudor watches on X this week.Watches from Tudor, a Swiss brand, tend to retail for around $4,500.Some Silicon Valley workers are taking their résumés off LinkedIn and putting them on their wrists, showing off…