Dr No[Moderator Omega - Wristscan]
36387
Still wearing . . .
. . . the unicorn.

To date, this is the only ref CO2494 I've seen with a cal 352 chronometer movement. (Tony C has a CK2494 powered by a later cal 354.)
For illustration, I've seen three other Tiffany-signed ref 2364 chronometers other than mine. And that's a certifiably rare example.
Art