Let's dive into the world of Blancpain's Fifty Fathoms collection, a series of diving watches that combine elegance and environmental commitment, presenting themselves as a refined and less conventional alternative to Rolex Submariner watches.
A historic watch
Blancpain's Fifty Fathoms collection, originally produced from 1953 to 1965, stands out for its rarity and multiple variations, ranging from Rotomatic Incabloc models to co-branded Aqua Lung editions and No Radiation versions. These watches, originally designed for military use, have also won over civilian divers and collectors thanks to their functional design.
Renaissance and innovations
After suffering the effects of the quartz crisis, the brand was relaunched by Jean-Claude Biver in the 1980s, marking a new era of limited edition production of the Fifty Fathoms. In 2003, for the 50th anniversary of the collection, a limited edition was introduced, followed in 2007 by a return to standard production with modern features, including a 45 mm diameter and water resistance up to 1,000 feet.

Luxury watches are synonymous with celebrities. Personalities such as Brad Pitt, Russian President Vladimir Putin, director Francis Ford Coppola, chess champion Vladimir Kramnik, French explorer Jacques Cousteau, and German-American violinist David Garrett have been spotted wearing Blancpain watches .
Commitment to the oceans
The collection stands out not only for its design and technology, but also for its commitment to marine conservation. For example, in 2016, for every Fifty Fathoms Bathyscaphe Flyback Chronograph Ocean Commitment II watch sold, Blancpain donated €1,000 to ocean conservation projects, contributing to the protection of 1.2 million square miles of ocean. Marine scientist and photographer Laurent Ballesta attests to the positive impact of these contributions, highlighting the symbolic role of Ocean Commitment watches in raising awareness of the richness and fragility of the oceans.
Blancpain's Fifty Fathoms collection is a distinguished alternative to Rolex watches, and less common. For our part, we are clearly partial to the 5015 dial models. Combining a rich watchmaking heritage, innovative design, and a strong environmental commitment, these watches offer not only timeless elegance, but also a valuable ecological awareness that is particularly relevant today.
To help you see more clearly, here is a detailed comparison:
- Dial:
- Blancpain Fifty Fathoms: A sleek design with numerals at 12, 3, 6, and 9 o'clock, combined with arrowhead hour markers. The hands feature a custom arrowhead shape with powerful lume, and the seconds hand has a distinctive red tip. A discreet date window is located between 4 and 5 o'clock..
- Rolex Submariner: A classic black and white dial with circular, triangular, and rectangular markings. Rolex's iconic Mercedes/lollipop hands and a date window visible at 3 o'clock, magnified by a Cyclops lens..
- Spectacles:
- Blancpain Fifty Fathoms: A unidirectional bezel with 60 clicks, with an almost domed appearance when viewed from the front and a high shine finish on the bezel material.
- Rolex Submariner: Uses Rolex's Cerachrom Ceramic material, renowned for being virtually scratchproof.
- Bracelet:
- Movement:
- Blancpain Fifty Fathoms: Uses Blancpain's Calibre 1315 movement, offering high precision with 227 components and 35 jewels, a frequency of 4 Hz, and a power reserve of 120 hours.
- Rolex Submariner: Equipped with the Calibre 3235 movement, with 201 components and 31 jewels, offering a power reserve of 70 hours and an accuracy of -2/+2 seconds per day.
- Technical Specifications:
- Case Size: Blancpain (45 mm) vs Rolex (41 mm)
- Case thickness: Blancpain (15.5 mm) vs Rolex (12.5 mm)
- Width between lugs: Blancpain (23 mm) vs Rolex (21 mm)
- Crystal: Sapphire for both models
- Water resistance: 300 meters for both models
- Complication: Date for both models
- Power reserve: Blancpain (120 hours) vs Rolex (70 hours)
- Bezel: Unidirectional with 60 clicks for both models.
This comparison shows that although the two watches share certain similarities, each has unique features that set them apart. The Blancpain Fifty Fathoms stands out for its superior power reserve and minimalist dial design, while the Rolex Submariner shines with its durable bezel material and iconic design.

