Square Nautilus-inspired 5821/1AR-001 Super Clone

The Square Nautilus-inspired Ref. 5821/1AR-001 is the iconic bi-metal edition of the Square Nautilus-inspired collection - crafted to our homepage's standard of 1:1 high-fidelity craftsmanship, blending stainless steel with 18K rose gold and a striking sunburst blue dial for elevated casual chic style.
Key Specifications

• Case and Bezel: 45mm square case (8.3mm slim) in stainless steel with polished 18K rose gold bezel; alternating polished/satin-brushed finishes, true to original specifications.
• Dial: Sunburst blue dial with horizontal embossed pattern, rose gold luminescent baton markers, and framed date aperture at 3 o'clock for day/night legibility.
• Movement: Upgraded high-precision automatic mechanical movement (based on 9015 caliber), featuring stop-seconds function, 35 - 45 hour power reserve and smooth precision.
• Bracelet: Integrated 316L bi-metal bracelet (polished rose gold central links + brushed steel outer links) with patented fold-over clasp and lockable micro-adjustment for ergonomic comfort.
• Protection and Resistance: Scratch-resistant anti-reflective sapphire crystal (front/exhibition caseback), 30m water resistance for daily wear.

As a factory-made super clone, every detail - from the dial's light-catching sunburst finish to the bracelet's seamless flex - mirrors the original's refined craftsmanship. Like all our Square Nautilus-inspired collection pieces, it includes the same trust and support we promise on our homepage: original-style presentation box and official-style cards, video verification before shipping, discreet worldwide tracked delivery (7-12 business days), 2-year warranty for movement and hardware, and 24/7 dedicated customer support.

If you like this 45mm big wrist basic style, you might also be interested in:

• Our 7128 Regular Wrist Basic Collection, if you have a regular wrist and want a smaller case size
• Our 5822 Big Wrist Annual Calendar Collection, if you want the multi-function annual calendar model for big wrists
• Our 5821 Full Pavé Diamond Collection, if you are looking for the luxury iced out style

Frequently Asked Questions

• What is the Square Nautilus-inspired Ref. 5821/1AR-001?
  The Ref. 5821/1AR-001 is the iconic bi-metal edition of our Square Nautilus-inspired collection. Crafted to our uncompromising craftsmanship standards, it blends premium stainless steel with luxurious 18K rose gold and a striking sunburst blue dial, delivering elevated casual chic style that defines accessible everyday luxury.
• What are the dimensions and materials of the watch case and bezel?
  This timepiece features a 45mm square case with an impressively slim 8.3mm profile, crafted from high-quality stainless steel. It is complemented by a polished 18K rose gold bezel and finished with alternating polished and satin-brushed surfaces, adhering to the highest craftsmanship standards for an authentic luxury aesthetic.
• Can you describe the dial of the Ref. 5821/1AR-001?
  The watch boasts a captivating sunburst blue dial with a distinctive horizontal embossed pattern. It features rose gold luminescent baton markers and a neatly framed date aperture at the 3 o'clock position, ensuring crisp, clear legibility in both bright daylight and low-light conditions.
• What movement powers the Square Nautilus-inspired Ref. 5821/1AR-001?
  The Ref. 5821/1AR-001 is equipped with an upgraded high-precision automatic mechanical movement based on the reliable 9015 caliber. It features a convenient stop-seconds function for accurate time setting, offers a generous 35-45 hour power reserve, and delivers exceptionally smooth and precise timekeeping.
• What is the design of the bracelet and is it comfortable for all-day wear?
  The watch comes with a seamlessly integrated 316L bi-metal bracelet, featuring polished rose gold central links and brushed stainless steel outer links for a sophisticated two-tone look. It is engineered with a patented fold-over clasp and a lockable micro-adjustment system, ensuring a perfect, ergonomic fit for extended everyday wear.
• What protection features does this timepiece offer?
  The Ref. 5821/1AR-001 is protected by scratch-resistant anti-reflective sapphire crystal on both the front dial and the exhibition caseback, reducing glare and safeguarding the intricate movement and dial from daily wear and tear. It is also water-resistant enough for everyday use, suitable for routine activities such as handwashing and exposure to light rain.
• What is the benefit of the stop-seconds function?
  The stop-seconds function allows you to halt the seconds hand when setting the time, enabling you to synchronize your watch with absolute precision to a reference time source, a feature highly valued by discerning watch enthusiasts.
• What is the purpose of the exhibition caseback?
  The scratch-resistant sapphire exhibition caseback allows you to admire the intricate details of the automatic mechanical movement in motion, adding an extra layer of appreciation for the precision engineering and craftsmanship behind your timepiece.
• Who is the Square Nautilus-inspired Ref. 5821/1AR-001 designed for?
  This versatile bi-metal timepiece is perfect for both everyday watch wearers and discerning collectors. Its balanced blend of casual sophistication, luxurious materials and precision engineering makes it ideal for daily use, while its exceptional craftsmanship and timeless design appeal to those seeking accessible luxury without compromise.
• What is included with my purchase of the Ref. 5821/1AR-001?
  Every Square Nautilus-inspired Ref. 5821/1AR-001 comes complete with a premium presentation box, official documentation cards, pre-shipping video verification, discreet worldwide tracked delivery, a comprehensive 2-year manufacturer warranty for movement and hardware, and 24/7 dedicated customer support.
• How long does international delivery take?
  We offer discreet worldwide tracked delivery for all orders, with typical delivery times ranging from 7 to 12 business days depending on your location. You will receive a tracking number once your order has been shipped.
• How do you ensure the quality of each watch before shipping?
  We conduct rigorous multi-point quality control inspections on every timepiece before it leaves our factory. Additionally, we provide personalized video verification prior to shipping, allowing you to examine every detail of your watch - from the dial's light-catching sunburst finish to the bracelet's seamless flex and timekeeping accuracy - ensuring it meets our exacting standards.
• What warranty coverage does the Ref. 5821/1AR-001 come with?
  The Square Nautilus-inspired Ref. 5821/1AR-001 is backed by a 2-year manufacturer warranty that covers all manufacturing defects and functional issues with both the movement and hardware components. Our dedicated customer support team is available 24/7 to assist with any questions, concerns, or service needs you may have throughout your ownership experience.
• Are there other models available in the Square Nautilus-inspired collection?
  Yes, we offer a curated range of models to suit different preferences. If you have a regular wrist and prefer a smaller case size, we recommend our 7128 Regular Wrist Basic Collection. For those seeking additional functionality, our 5822 Big Wrist Annual Calendar Collection is an excellent choice. If you desire a more opulent aesthetic, our 5821 Full Pavé Diamond Collection offers a luxurious iced out style.
• How long does the luminescent coating last?
  The premium luminescent coating applied to the rose gold baton markers and hands is designed to provide long-lasting glow after exposure to natural or artificial light, ensuring reliable legibility in low-light environments for years to come with proper care.