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Breguet Marine Tourbillon Equation Marchante 5887

5887PT/YS/PW0 SL
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This is one of the rarest and most fascinating watchmaking complications. It displays the difference between the mean solar time - civil hours and minutes - and the true solar time - solar hours and minutes. The equation cam is visible on the tourbillon axis. On the Marine 5887, the minutes of the solar time are indicated directly with the solar minutes hand with a faceted golden sun. A perpetual calendar is naturally added to this. Its various information is displayed between 9 o’clock and 3 o’clock. The 60-second tourbillon features a titanium carriage with a silicone Breguet balance spring. This innovative characteristic allows the balance spring to reach a frequency of 4 Hz, all while conserving a quite comfortable power reserve for this automatic watch. Displayed in an aperture between 7 and 9 o’clock, this features a power reserve of 80 hours. On the back, a sapphire crystal caseback allows one to admire the engraving on the movement, entirely created by hand and spread out over several bridges.
Case Platinum
Case Size 43mm
Movement Automatic
Dial Blue
Functions Tourbillon
Power Reserve 80 hours
Water Resistance 3 bar
Bracelet Platinum
Warranty 2 Years

Shipping

  • Complimentary Two-Day Shipping on purchases over $100. Order processing can take up to 3-5 business days.

  • We currently only ship domestically within the United States. Orders ship Monday through Thursday, excluding public holidays, via standard overnight service with signature required, per our insurance policy. Shipping delivery must be confirmed by the recipient in order to ship out the order. If a package is undeliverable and returned to us, additional shipping charges may apply for reshipment.

  • Shipping fee for watch straps and accessories is flat $35. Please note: all watch parts are FINAL SALE.

Inspection Upon Delivery

Please carefully inspect your package at the time of delivery. If the outer packaging appears damaged, opened, resealed, punctured, or otherwise tampered with, we kindly ask that you refuse delivery. Please inform the carrier that you are declining the shipment due to suspected damage or tampering.

If possible, take clear photographs of the package—showing the condition of the box, shipping label, and any visible damage or broken seals—before returning it to the carrier.

Please note that by accepting the package, you acknowledge that the outer box appears intact and untampered with at the time of delivery.

Exchanges & Store Credit

  • Eligible items may be exchanged or returned for store credit within 3 business days of receipt. No refunds.

  • To request an exchange or store credit, contact Customer Service at customerservice@chpremier.com or reply to your confirmation email to initiate the process.

  • Items marked “Final Sale”, including all watch parts, promotional/discounted merchandise, and financed purchases (e.g., Affirm, Shop Pay Installments), are not eligible for return, exchange, or store credit. 

  • Returns due to change of mind or buyer’s remorse will not be accepted.

  • Merchandise must be in original, unworn condition, with the protective blue tag attached. Items showing signs of wear, alteration, or damage will not be accepted.

  • A shipping and restocking fee applies to all approved returns/exchanges.

  • We reserve the right to refuse any return that does not meet the above requirements.


Our online policies may differ from our in-store policies. The above terms apply only to online purchases. 

Breguet Marine Tourbillon Equation Marchante 5887
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