Ship profile for the sailing ship: "Moonbeam IV"
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Technical data of the sailing ship:
| Name: | Moonbeam IV |
| Ex-names: | Juventus Deo |
| Registered port: | Gibraltar |
| Nation: | GBR |
| Type of rigging: | KUTTER |
| Type of ship: | Gaffelkutter, Yacht |
| Year built: | 1914-1920 |
| Yard: | William Fife & Son, Fairlie, Scotland, GBR |
| Overall length: | 32.10 m |
| Breadth: | 5.10 m |
| Draught: | 3.90 m |
| Sail area: | 600 m2 |
| Ship's hull: | Komposit / Composite |
| Power: | 355 PS |
| Engine: | Lehman |
Portrait of the sailing ship:
Last update: 21 May 2026
- designed by the Scottish yacht designer William Fife Jr. for London lawyer Charles Plumptre Johnson.
- construction began in 1914 at the designer's shipyard in Fairlie, UK, but was delayed by World War I and completed in 1920.
- successful participation in prestigious regattas, such as the King's Cup in Cowes in 1920 and 1923. From 1927, she was also occasionally rigged with a Bermuda rig. She continued to participate in regattas until World War II, after which she was used as a cruising yacht.
- purchased in 1950 by Prince Rainier III, Prince of Monaco, and renamed "Juventus Deo".
- acquired in the 1960s by Hannibal Scotti Yachts, renamed "Moonbeam IV" again and used as a charter yacht in the Mediterranean.
- rediscovered in Greece in the 1990s, restored in Burma by 2001.
- private use, participation in classic regattas, primarily in the Mediterranean.


