| Brand: | Clone Hublot |
| Model: | Classic Fusion Chronograph |
| Model Number: | 521.CO.1781.RX |
| Gender: | Men’s |
| Case | |
|---|---|
| Case Shape: | Round |
| Case Diameter: | 45 mm |
| Case Thickness: | 13.1 mm |
| Case Material: | Polished Black Ceramic & 18k Rose Gold-Tone Alloy |
| Case Finish: | Satin-Brushed and High Polish |
| Bezel Type: | Fixed Bezel with H-Screws |
| Bezel Material: | Brushed Rose Gold-Tone Alloy |
| Crown Type: | Push/Pull Crown with Hublot Logo |
| Crystal: | Sapphire Crystal with Anti-Reflective Coating |
| Case Back: | Exhibition Sapphire Back |
| Water Resistance: | 1:1 Clone: 50 meters |
| Dial | |
| Dial Color: | Black Carbon Fiber Pattern |
| Dial Finish: | Textured Carbon Weave |
| Hour Markers: | Applied Rose Gold Baton Indexes |
| Hands: | Rose Gold Plated Baton Hands |
| Subdials: | 30-Min Counter at 9, Small Seconds at 3 |
| Date Display: | Window at 6 o’clock |
| Lume: | White Super-LumiNova |
| Strap | |
| Strap Type: | Textured Rubber Strap |
| Strap Material: | Durable Black Rubber |
| Strap Color: | Black |
| Clasp: | Rose Gold-Tone Deployant Clasp with Hublot Engraving |
| Band Width: | 24 mm |
| Movement | |
| Movement Type: | Automatic Self-Winding |
| Caliber: | Clone HUB1143 |
| Jewels: | 27 |
| Vibrations Per Hour: | 28,800 vph |
| Accuracy: | Asian (±20–40 sec/day), 1:1 Clone (±3–8 sec/day) |
| Power Reserve: | 42 Hours |
| Functions: | Hours, Minutes, Seconds, Chronograph, Date |
| Additional Details | |
| Warranty: | 1:1 Clone: 5 Years |
| Packaging: | Hublot-Style Box, Manual, Warranty Card |
| Return Policy: | 30-Day Return Guarantee if unused and undamaged |
Hublot Classic Fusion Racing Grey 511.NX.7071.LR Watch (w24265971)
Price range: $189.00 through $1,399.00
1:1 Clone Hublot Classic Fusion Ceramic 542.CM.7170.RX 42mm (w23368691)
Price range: $219.00 through $1,399.00
1:1 Clone Hublot Classic Fusion 521.co.1781.rx 45mm (w23368694)
Price range: $209.00 through $1,399.00

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