The 2025 model has been upgraded and is now in stock, featuring a dual mainspring movement 💍, the Richard Mille RM35-02 dual mainspring, crystal case, truly replicating the original movement. For those who understand, they can examine the movement themselves and compare it to the market products which are integrated machines. This is the first to use a dual mainspring movement, a brand new AET X RM35-02 transparent crystal version, a limited edition crystal model with absolutely stunning looks 🔥 made from sapphire crystal material and German craftsmanship. It's a complete package, equipped with a factory dual mainspring movement, no need to modify the movement later 🔥