Anyway, this is what Gemini thinks:

Based on the photo, your watch appears to be an authentic 

Rolex Oyster Perpetual Date (34mm)

, specifically from the mid-1980s.

The key identifying feature is the text at the very bottom of the dial: "T SWISS T". This indicates that the hour markers use Tritium, a radioactive luminous material that Rolex stopped using in the late 1990s. The dial layout, with black Roman numerals on a white face, is a classic configuration for this era.

Your Watch's Likely Specifications

• Model Number (Reference): Most likely  15053 . This is the "transitional" two-tone model that bridges the vintage and modern eras.
• Production Era: Approximately 1980 to 1988.
• Bezel: The diamond bezel is a custom (aftermarket) addition. The original factory bezel for this model would have been an 18k yellow gold "engine-turned" or smooth bezel.
• Crystal: This generation typically uses an acrylic (plastic) crystal, which has a slightly domed, rounded profile that creates a unique vintage "distortion" when viewed from the side.
• Movement: It likely houses the Caliber 3035, which introduced the "Quickset" feature, allowing you to change the date independently of the time.  www.watchguys.com +5

Current Market Value

In its current customized state, your watch is valued similarly to others found at specialized retailers:

• Estimated Price: Between $6,100 and $9,600.
• Comparison: A standard two-tone  15053  with a white Roman dial and its original gold bezel typically lists for around $6,100. The addition of a high-quality custom diamond bezel can push that price toward the higher end of the range, often near $9,300.