4130 DAYTONA popular tape model (12 colors) is now available in the market.

The BT Factory’s popular tape model (12 colors) is now available in the market.
Blowing the Ditonne rallying cry.
Senior watchmakers in the circle have verified the full list.
1. Super 4130 caliber
2.deep high translucent sapphire crystal
3.Full set of improved buff hands
4.Improved C ceramic bezel
5. Glass sinking process
6.Viton strap with memory alloy steel piece
7.Equivalent to the original solid center shaft
8.10 years of non-color loss of real gold-plated process
9. One watch, one code, one card is unique in the world.
The first batch is extremely small.BT factory has always been for the majority of watch friends to create more valuable and more profitable products. Thank you for your support and encouragement!