[PATEK PHILIPPE Watches] 3k Factory's new products, Baoda Nautilus 40th Anniversary Limited Commemorative Watch Material: Platinum-plated Case Diameter: Diameter 40 mm Waterproof:50-meter Depth Waterproof Movement: 324SC Automatic Movement Balance:Gyromax Balance Spring:Spiromax Balance Spring Energy Storage: Power 3545 Hour Scale: Inset with 12 top square diamonds Dial: Blue PVD treated blue face Model: Hours, Minutes, Center Large Seconds, Date Glass: Sapphire mirror and Sapphire back bottom cover Features: Horizontal relief pattern and "40" and "19762016" embossed material analysis: The first commemorative watch launched on the 40th anniversary Nautilus Ref. 5711/1P Platinum style Choose platinum, the most precious metal The case of the 5711/1 P has a top diamond set at six o'clock between the lugs To identify platinum materials Strap analysis: The strap is also customized with platinum plating If the surface particles are big and strong But very flexible Each bracelet visually extends the case outline Subsequently The range of connecting buckle gradually narrows Finally fit with the folding buckle Hold the watch securely on your wrist Proper and comfortable Dial analysis: The face plate treated with blue PVD is used Also decorated with a horizontal relief pattern typical of the Nautilus series Weighs about 0.34 carats Construct a distinguished style exclusive to limited edition commemorative styles Movement analysis: Equipped with 324 SC self-winding movement The swing frequency is 28,800 half swings 4 Hz per hour That is, the daily error range is only 3 seconds to 2 seconds The 324 SC movement demonstrates perfect craftsmanship To this day Most of the process is still done by hand Including round chamfer polishing on the edge of the plywood, Geneva ornamentation, gold carving, round grain grain and cross star pattern decorated on the automatic pendulum The automatic pendulum is made of 21K gold Convert slight wrist movements into energy that automatically winds up the chain