Independents

No complications - just a really well finished movement and a well executed design. My favorite automatic movement - where the rotor plays a starring role as opposed to just hiding the bridges and wheels. ...  

JLC have a number of interesting contenders - Calibre 950 and the Hybris 11 - but not sure they are in the spirit of the competition!

I wish I had gotten one before the price spiraled out of control

with the help of Andreas Strehler. He has now launched a similarly specked watch under his new brand Strehler (different from his existing brand Andreas Strehler - the watch is named Sirna.

The G-06 movement in the Principia and the SA-30 in the Sirna were both developed by Strehler (as well as the Vianney Halter U30-A). He’s a busy man - also developed the HMC 341 for Moser. Here’s a link to an interesting article - Not easy to source his ... 

congrats with the beautiful watch, especially the movement is just beautiful

very interesting and informative. And congratulations with the Principia - surely a stunner!

…not only the movement, everything in the Principia is superb: the dial, the thin case, the watch all together, and finally your photos too are awesome 😎👏👏 Unless I am mistaking Andreas (whose nickname in the industry is « the watchmaker of the watchmaker...