V Factory perfectly corrects the V2 version of the 41 mm Ultimate Observatory (fifth generation constellation) 131.30.41.21.99.001 series, the highest and most complete steel belt model belt model constellation. Purchase the original version, apply the latest technology and materials, develop with concentration, and be full of details. Presenting the original flavor. Exclusive real 8900/8901 The time zone quick-adjust callback calendar function movement, the original 6-digit balance wheel, the details are polished in place, and the performance is excellent and stable. Using the latest CNC and other technologies, the case size and texture, and the perfect combination of front and rear sapphire mirrors, allow you to watch from every angle You can feel attentive and satisfied with wearing it. It is worth mentioning that the literal needle uses VD and other advanced color technology to bring you mysterious colorful meteorite disks and classic disks, paired with equally outstanding colorful titanium rings and ceramic rings, which are mysterious and full of vitality and are exciting today. The rubber belt is made of exclusively selected raw materials. It is skin-friendly and comfortable to wear, is stain-resistant and durable, and has a unique skin feel. The steel belt is equipped with a butterfly folding clasp with a comfortable and quick-adjust function. It is the same as the original version, and the overall wearing feel and weight are consistent. V Factroy offers you an exclusive time zone quick adjustment and calendar function. The movement performance is stable, and the professional bezel has Widmannsttten on the lettering. Welcome to taste it. The steel belt model is limited to a pair of original rubber belt buckles.