I can't read the serial number on the pictured watch. It's hard to make an error on the serial number as it is engraved on the watch. This watch would have a total production of 35 watches. The information on the watches movement is completely wrong. The 21 movement is a time only hours and minutes,
Technical Data Ref. 5015-1127-52: Case: Stainless Steel - Diameter 45 mm - Thickness 15,40 mm - Water-resistance 300 m - Between horns 23,00 mm - white sapphire bezel Movement: Cal. 1315 - Diameter 30,6 mm - Thickness 5,65 mm - Power Reserve 120 h - Rubies 35 - Components 222 handfinished parts Pric
Your watch is the 2#### of your watch, meaning the movement you have in the case material of your watch. For Example; the first 1185 movement in a steel case would be #1, the first in a yellow gold case would also be #1