ORIS "Big Crown X1 Calculator" Watch in Steel and Leather
During the summer period, delivery times may be extended. Please contact our team for more information
With its spectacular design inspired by the world of aviation, the Oris Big Crown X1 Calculator is an extraordinary pilot’s watch, designed for enthusiasts of aviation, mechanical engineering, and beautiful watches with a bold character.
Imposing, technical, and instantly recognizable, this model captivates with its impressive 46-mm stainless steel case and its famous “Calculator” bezel—a nod to the flight navigation instruments used by pilots. This iconic feature enhances the model’s utilitarian and professional appeal while giving it a truly unique aesthetic.
Protected by scratch-resistant Sapphire crystal, its black dial with Arabic numerals makes a striking statement on the wrist with exceptional readability, true to the spirit of authentic aviation watches. Every detail evokes the world of the cockpit: large hour markers, generous hands, and a robust construction designed to accompany sports watch enthusiasts in their daily lives.
Powered by an Oris automatic movement renowned for its reliability and durability, this Big Crown offers an authentic watchmaking experience, blending Vintage charm with a contemporary presence.
This watch is fitted with a new black leather bracelet, secured by a steel pin buckle. While this is not the original Bracelet, it perfectly complements the model’s spirit and offers excellent comfort on the wrist. It comes with a generic box and its Certificate of Authenticity.
The Big Crown collection holds a special place at Oris, particularly among enthusiasts of technical and unconventional watches seeking timepieces with a distinct identity.
Presented in good overall condition, with visible signs of wear from use, this watch was serviced in-house on May 15, 2026, and comes with a 1-year Warranty for complete peace of mind.
A charismatic and original watch, ideal for sports watch enthusiasts seeking a unique, technical timepiece brimming with personality.
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Delivery
- Free delivery in France
- Shipping within 24/48 hours in France and up to 5 days internationally
- Shipping costs and methods are available here.
- Secure delivery and hand-delivery
- Insured delivery up to the value of the jewelry
- Discreet and unmarked package
Returns
- Return shipping costs are free.
- You have 14 working days from the receipt of your order to make a return.
Expertise
The jewelry and watches sold on Castafiore are certified and authenticated either by our in-house watchmaking and jewelry experts or by one of our professional partners.
The digital certificate of authenticity is sent by email between 15 and 20 days after the order, once the legal withdrawal period has expired. The digital certificate of authenticity is issued and signed by our Castafiore experts, with a unique reference number, ensuring traceability and authenticity.
Payments
100% secure payment.
Available payment methods:
- Credit card (Visa, Mastercard, American Express)
- PayPal
- Pay in 3 or 4 installments (for orders between €500 and €4,000)
- Bank transfer
Two Jewelry Experts
With 20 years at Cartier for Charlotte Rey and 25 years at Hôtel Drouot for Anne Borde , their unparalleled expertise allows them to unearth vintage and pre-owned jewelry treasures. Their discerning eye guides you to the authenticated piece of jewelry of your dreams, at a fair price.
