U-Boat Flightdeck 43 Chronograph Automatic Watch U-7750/43 Date 43mm - 18K Gold Bezell - B&P

Watch Overview

We are pleased to present a U-Boat Flightdeck 43 Chronograph automatic wristwatch, reference U-7750/43, featuring an 18K gold bezel and crown. This example comes with its inner and outer boxes and papers.

This model stands out as a more exclusive variation within the Flightdeck line, incorporating solid gold elements that elevate its presence and collectability.

It is powered by the reliable ETA 7750 self-winding chronograph movement, featuring 25 jewels, central chronograph seconds, chronograph counters, small seconds, and a date display. The rotor is crafted in 22K gold. Made in Italy.

Black carbon fiber dial with a well-balanced layout. The chronograph sub-dials are positioned at 12 and 6 o’clock, with small seconds at 9 o’clock, and the date display appears at 3 o’clock.

The 43mm PVD-coated stainless steel case is fitted with a fixed smooth 18K gold bezel and features the brand’s signature left-side crown with locking system. It is equipped with a sapphire crystal and an exhibition caseback. Water resistance is rated to 100 meters (330 feet / 10 ATM).

It comes fitted with a black leather two-piece strap. Fully inspected by our in-house watchmaker, the watch is running accurately and ready to wear.

Product Details

General Specifications

• Brand: U-Boat
• Type: Wristwatch
• Model: Flightdeck 43 Chronograph
• Reference: U-7750/43
• Year / Era: Modern
• Gender: Men's
• Country of Manufacture: Italy

Dial & Display

• Display: Analog
• Color: Black (carbon fiber)
• Features: Arabic numerals, chronograph sub-dials, date display, minute track

Movement

• Type: Self-winding
• Caliber: ETA 7750
• Jewels: 25
• Movement Functions:
  • Chronograph
  • Central chronograph seconds
  • Chronograph counters at 6, 12 o'clock
  • Small seconds at 3 o'clock
  • Date display at 9 o'clock
  • 22K gold rotor
• Power Reserve: Approx. 48 hours
• Frequency: 28,800 vph

Case & Band

• Material: PVD-coated stainless steel case with 18K gold bezel and crown
• Case Shape: Round
• Bezel: Fixed, smooth (18K gold)
• Crystal: Sapphire
• Back: Exhibition case back
• Crown: Left-side screw-down crown with patented locking system
• Water Resistance: 100 meters / 330 feet / 10 ATM
• Band Type: Black leather strap

Case Measurements (mm)

• Case Size: 43
• Case Diameter w/Crown: 52
• Case Lug to Lug: 50.5
• Case Thickness: 16.6
• Lug Width: 20
• Band Width: 20

Additional Info

• Box & Papers: YES - It comes with the inner and outer box.
• Condition: Very good overall condition with light signs of wear consistent with use
• Notes: Running accurately and ready to wear

About Second Hand Horology

At SECOND HAND HOROLOGY, we offer a curated selection of watches ranging from vintage to modern, including both brand-new and pre-owned timepieces. We’re committed to quality, accuracy, and integrity. Our listings feature:

Professional, unedited photography and clear, transparent descriptions. Every watch is thoroughly inspected and securely packaged to ensure a confident, seamless buying experience.

We also warmly invite you to visit our physical shop and explore the collection in person.

Contact Us

We appreciate you checking out our listing! Don’t hesitate to reach out with questions, offers, or just to talk watches — we love what we do and enjoy connecting with fellow enthusiasts.

Thank you for your business—we truly appreciate your support and look forward to serving you again in the future!

WA-7253