GF Factory Breitling Puyat Series .Still upholding the original quality and top notch craftsmanship, highly recommended.Case diameter: MM, synchronized with genuine product dimensions.The watch features calfskin leather that is identical to the genuine watch, both in material and details.Movement: The movement uses the excellent B25 caliber. To optimize the stability issues of the B25, each movement is carefully selected to achieve the best possible stability.Case: The case adheres to the original quality standards, from the selection of steel to the precision of the design drawings, as well as the standardization of overall processing and polishing accuracy. Every step is strictly controlled to achieve the highest level of fidelity and provide consumers with a commitment.For the glass, we use the same dome shaped water glass as the original, with a high transparency anti reflective coating sapphire that maintains the blue light reflection at the same angle.The difficulty of replication is not very high, but attention to detail is essential to achieve quality.All components of GF are interchangeable with genuine products, which is what makes it a top tier replica. Welcome to appreciate GF s craftsmanship.