Tudor Prince Date Hydronaut Carbon Dial 89190P

The Tudor Prince Date Hydronaut Ref. 89190P with Carbon Dial represents an interesting transitional period in Tudor’s sports-watch history, bridging the gap between the brand’s Rolex-influenced Submariners and the modern Black Bay and Pelagos collections. Introduced around the turn of the millennium, the Hydronaut features a 40mm stainless steel case with a unidirectional rotating dive bezel, screw-down crown, sapphire crystal with Cyclops date magnifier, and 200 meters of water resistance. This particular configuration stands out for its unusual carbon-fiber-pattern dial, giving the otherwise traditional Prince Date diver a distinctly late-1990s/early-2000s character. Applied luminous hour markers, broad luminous hands, and a date aperture at 3 o’clock maintain the functional layout expected from a Tudor sports watch, while the integrated-style stainless steel bracelet gives the Hydronaut a noticeably different personality from the Submariner designs that preceded it.

Inside is the dependable ETA 2824-2 automatic movement, featuring 25 jewels, a frequency of 28,800 vibrations per hour, hacking seconds, quick-set date functionality, and approximately 38 hours of power reserve. Tudor extensively relied on proven Swiss ETA movements during this period, allowing the Hydronaut to offer robust everyday performance and straightforward serviceability while retaining the construction and finishing expected from the brand. The 89190P is particularly interesting today because it comes from a relatively overlooked chapter of Tudor history, before the company established the vintage-inspired identity that now defines its collection. With its 40mm proportions, 200-meter depth rating, unusual carbon dial, and neo-vintage Tudor styling, the Prince Date Hydronaut 89190P offers a distinctive alternative to the far more common Black Bay and Submariner-inspired references.

Reference: 89190P

Circa: 2000's

Bracelet: Stainless Steel bracelet

Case: 40mm x 10.8mm thickness - Stainless Steel

Lug Width: 20mm

Movement: ETA 2824-2 - Automatic

Functions: Hours, Minutes, seconds, date

Box and Papers: No boxes -or papers - watch only

Crystal: Sapphire

Bracelet size: 7.5”

Case has minimal light wear. Bracelet has micro wear. Dial, hands, and crystal have no wear.

Tudor was established in 1926 by Hans Wilsdorf, the founder of Rolex, with a vision to create watches that offered the same reliability and precision as Rolex, but at a more accessible price point. Built with robust Swiss movements and housed in Rolex-quality cases, Tudor quickly earned a reputation for producing tool watches trusted by military units and professional divers around the world. In the 1950s and ‘60s, Tudor introduced iconic models like the Oyster Prince Submariner, worn by the French Navy, and carved out a legacy as a maker of rugged, no-nonsense timepieces built to perform under extreme conditions.

In recent years, Tudor has reemerged as one of the most exciting names in modern watchmaking. Collections like the Black Bay, Pelagos, and Ranger pay homage to the brand’s vintage roots while incorporating in-house calibers and contemporary design updates. The Black Bay Fifty-Eight, in particular, has become a collector favorite for its perfect blend of vintage proportions and modern engineering. With a design language all its own and a renewed focus on manufacturing independence, Tudor has established itself as far more than Rolex’s younger sibling—it’s a brand that balances heritage, innovation, and value with serious horological credibility.