Blancpain Fifty Fathoms Automatique 5015-1130-52A
About This Watch
The Blancpain Fifty Fathoms Automatique is the modern standard-bearer of the dive watch that predates even the Rolex Submariner. Captain Robert Maloubier and Lieutenant Claude Riffaud of the French Navy's combat swimmers approached Blancpain's CEO Jean-Jacques Fiechter in 1952 to create a professional dive watch, and Fiechter, himself an avid diver, delivered the original Fifty Fathoms in 1953. The modern Automatique pays faithful tribute with its 45mm case, unidirectional rotating bezel with ceramic insert, and 300m water resistance. The in-house caliber 1315 is a triple-barrel automatic movement delivering an exceptional 120-hour power reserve — five full days — with a silicon hairspring for magnetic resistance. The movement features no date quickset, instead advancing the date through a safe zone to prevent accidental damage to the calendar mechanism. The sail canvas strap is a nod to the watch's nautical heritage. The Fifty Fathoms established many conventions that all subsequent dive watches would follow: the unidirectional rotating bezel, luminous markers, and high water resistance. For dive watch collectors who value heritage alongside performance, the Fifty Fathoms is the original and, many argue, still the finest.
In-Depth Review
The modern dive watch occupies a peculiar position in the luxury market: it must honor decades of functional design while justifying five-figure price tags in an era when quartz and mid-tier automatics can handle underwater work with equal competence. Blancpain's Fifty Fathoms Automatique 5015-1130-52A navigates this tension with understated confidence. The reference represents the collection's return to its 1953 origins, when the Fifty Fathoms pioneered the modern dive watch category. This 45mm stainless steel iteration carries that lineage seriously, pairing a robust ceramic bezel with Blancpain's proprietary liquid-metal markers that resist fading and corrosion—a detail that distinguishes it from competitors still relying on conventional printing. The Caliber 1315 automatic movement, rated for an exceptional 120-hour power reserve, ensures the watch can sit unworn for days without losing accuracy, a practical advantage genuine collectors recognize.
The ideal owner of this watch understands that tool watches need not sacrifice craftsmanship, and has already moved beyond the debate of whether luxury dive watches are "necessary." At $13,500 on the secondary market, the Fifty Fathoms targets experienced collectors willing to pay for Swiss manufacturing pedigree and design integrity. The canvas strap signals versatility; this is equally at home on a boat or under a business cuff. Comparison points matter here: the Rolex Submariner remains the category benchmark at similar pricing, offering superior resale stability and greater brand recognition, while Tudor's Black Bay presents a younger, slightly more fashion-forward alternative at lower cost. The Blancpain distinguishes itself through movement finishing and that 120-hour reserve—technical credentials that appeal to purists who view watches as mechanical achievements rather than mere accessories.
Specifications
Movement
| Movement Type | Automatic |
|---|---|
| Caliber | Caliber 1315 |
| Power Reserve | 120 hours |
| Frequency | 28,800 vph |
| Jewels | 35 |
Case
| Case Diameter | 45.0mm |
|---|---|
| Case Thickness | 15.5mm |
| Case Material | Stainless Steel |
| Crystal | Sapphire with anti-reflective coating |
| Bezel | Unidirectional rotating, ceramic insert with liquid-metal markers |
| Dial Color | Black |
| Lug Width | 23mm |
| Lug-to-Lug | 52.0mm |
Features
| Water Resistance | 300m / 984ft |
|---|---|
| Bracelet/Strap | Black sail canvas strap |
| Clasp | Stainless steel folding clasp |
| Weight | 140g |
| Complications |