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Dive Into These Deep-Dive Watch Models Worth Knowing

February 16, 2024 8 min read

Dive Into These Deep-Dive Watch Models Worth Knowing

A recent trip to the Maldives offered me the opportunity to showcase my Omega Seamaster Planet Ocean Ultra Deep 6000m, one of the best deep dive watches released in 2022. Though there is the 15,000 metre Omega Seamaster Planet Ocean Ultra Deep Professional, that could theoretically go deeper underwater than any known place on earth, yet, their prototypes were never offered commercially.

OMEGA Seamaster Planet Ocean Ultra Deep, for extreme deep professional diving to 6000 meters

Designed for extreme deep professional diving to 6,000 meters, the OMEGA Seamaster Planet Ocean Ultra Deep features a helium escape valve and ultra-legible dial to withstand the crushing pressures of subaquatic exploration far below.

Anyway, my deep-dive watch caught a couple of eyes, and I ended up becoming a fan to lots of watch enthusiasts. This made me to note that some watch fans are keen on deep-dive watches. This is largely not just about their timekeeping precision, but their ability to withstand the extreme pressures of underwater exploration.

Therefore, in this article, let’s dive into the world of deep-dive watches.

 

1200m Deep Diver : Omega Seamaster Ploprof

The Omega Ploprof 1200M, was updated from the Seamaster Professional 600, in 2009. Its robust design, featuring a distinctive asymmetrical case and crown protection system, has cemented its status as a legendary deep-dive watch. With a water resistance of 1200 meters (4000 feet), it surpasses the depths most divers would ever explore.

Deep Diver Omega Ploprof 1200M Navy Blue FKM Quick Release Rubber Watch Strap by Strapcode

The hardy Navy Blue FKM Quick Release Rubber Watch Strap securely anchors the toolish diving attributes of the Omega Ploprof 1200M for journeys across the deepest marine regions.

With features like a screw-in crown, automatic helium escape valve, and bezel security pusher, this watch is truly built for the deep. Powered by a self-winding movement type, with a Calibre Omega 8500, the Ploprof offers both reliability and precision, making it a favorite among professional divers and watch aficionados alike.

 

1000m Deep Diver : Sinn U-Series

Sinn - known for their German precision and engineering excellence, Sinn's U-Series of dive watches exemplify the brand's commitment to functionality and durability. Models like the Sinn U1 and U2 are renowned for their robust case construction, anti-magnetic properties, and exceptional legibility in low-light conditions. With water resistance ratings of up to 1000 meters (3300 feet) and innovative features like Sinn's captive bezel system, they are trusted companions for professional divers and adventurers alike.

Sinn U-Series 1000m Deep Diver

With tested water resistance to 100 bar/1000 meters, the Sinn U-Series 1000m Deep Diver is optimally outfitted to accompany divers venturing into remote underwater locations.

 

1000m to 600m Deep Divers : Seiko Marine Master Deep Dive Watch Collection

The Tuna series is Seiko's legendary lineup of hardcore diving watches. These things are tough as nails - they have super thick stainless steel cases that are pressure tested like you wouldn't believe. With water resistance going down to insane depths of like 600 feet, the Tunas can tag along on just about any scuba adventure. They've been a favorite of divers since the late 1960s too, so you know they stand the test of time (and pressure!). While they might not be the most subtle design on the wrist, you can bet these big brute divers will take any pounding you can give them and keep on ticking dependably. Whether you're a pro scuba instructor or weekend recreational diver, the Seiko Tuna is ready to be your trusted underwater companion.

  • 1000m Deep Diver : Seiko Prospex Marine Master Darth Tuna Professional Quartz SBBN013

The Seiko Prospex Marine Master Darth Tuna Professional 1000m Diver Quartz SBBN013 is revered for its formidable build and cutting-edge technology. Boasting a quartz movement, it ensures reliable timekeeping even in the harshest underwater environments. Crafted from titanium with a hard coating, this watch boasts a one-piece construction that ensures durability and resilience. Its ceramic unidirectional rotating bezel not only adds a touch of elegance but also serves as a crucial tool for measuring dive time accurately.

Seiko Prospex Marine Master Darth Tuna Professional 1000m deep diver pairs Super-O Boyer Stainless Steel Watch Band by Strapcode

The Seiko Prospex Marine Master Darth Tuna Professional 1000m Diver Quartz SBBN013 is prepared for immersive diving with a sturdy Super-O Boyer Stainless Steel Watch Band tailored to withstand the extreme pressures of its 1000 meter capacity.

Powering this timepiece is the 7C46 quartz caliber, guaranteeing precise timekeeping even in the most demanding environments. With a water resistance of 1000 meters (3300 feet), it meets the stringent requirements of professional divers. This watch also includes a day/date display for added convenience and a 48mm case diameter with a slim 15.4mm thickness, making it both functional and stylish. With a band width of 22mm and weighing just 114g, this watch offers the perfect balance of comfort and performance.

  • 1000m Deep Diver : Seiko Marine Master Professional SBBN029

Seiko's Marine Master Professional 1000M SBBN029 is a pinnacle of functionality and durability. The quartz movement ensures accurate timekeeping, while the sapphire crystal provides unparalleled scratch resistance. With a water resistance of 1000 meters (3300 feet), it's engineered to withstand the most challenging underwater conditions.

Seiko Marine Master Professional SBBN029 pairs Rubber Watch Strap by Strapcode

The Two Seiko Marine Master Professional SBBN029 and SBBN013 are suited for dives reaching depths of 1000 meters with a durable Grey RM Vented and White Chaffle Rubber Watch Straps tailored for the watch's 100-bar water resistance.

It's packed with features to enhance your diving experience. From the handy date function to the helium valve for saturation diving, every detail of the Marinemaster is designed with the needs of professional divers in mind.

  • 1000m Deep Diver : Seiko 50th Anniversary Diver Prospex Marine Master Automatic SBDX016

Seiko's contribution to the world of deep-dive watches is exemplified by the 50th Anniversary Diver Prospex Marine Master Automatic. a limited edition masterpiece that marries cutting-edge technology with exquisite craftsmanship. It has a robust 8L35 movement housed within a titanium case, boasting an impressive water resistance of 1000 meters.

Seiko 50th Anniversary Diver Prospex Marine Master SBDX016 pairs Super Engineer II Stainless Steel Watch Band by Strapcode

The commemorative Seiko 50th Anniversary Diver Prospex Marine Master SBDX016 Automatic, with its 1000 meter water resistance, is suited for deep dives with a well-engineered Super Engineer II Stainless Steel Watch Band of brushed stainless steel built to withstand extremes of pressure.

While Omega and Seiko have established themselves as leaders in the world of deep-dive watches, there are several other notable timepieces that have made a significant impact on the horological landscape. From Swiss precision to German engineering, let's explore some other legendary deep-dive watches that have earned their place in watchmaking history.

  • 600m Deep Diver : Seiko Prospex Marine Master Spring Drive SBDB009

Enter the realm of deep-sea exploration with the legendary Seiko Prospex Marinemaster Spring Drive Professional 600 meters Diver, affectionately dubbed the "Darth Tuna Can" for its sleek and formidable appearance. While this model may be discontinued, its legacy in the world of diving watches continues to captivate enthusiasts worldwide.

At its core lies the impressive 5R65 caliber, boasting a remarkable power reserve of 72 hours and precision within ±15 seconds per month. Keep track of this powerhouse's energy with the convenient power reserve indicator positioned near the 9 o'clock mark on the dial.

Seiko Prospex Marine Master 600m deep diver pairs Hexad Stainless Steel Watch Band by Strapcode

The resilient Seiko Prospex Marine Master 600m Spring Drive SBDB009 diving timepiece is outfitted for profound descents with a rugged Hexad Stainless Steel Watch Band crafted from diamond-like carbon coated stainless steel.

Crafted from bright titanium with a DLC coating, the SBDB009 exudes strength and resilience, ready to withstand the rigors of deep-sea exploration. Its bold 50mm case diameter and 16.2mm thickness make a commanding statement on the wrist, while the sapphire glass ensures unparalleled clarity and scratch resistance even in the harshest underwater environments. With a water resistance of 600 meters (2000 feet), it's well-suited for deep-sea exploration.

 

300m Deep Diver : Blancpain Fifty Fathoms

Considered by many to be the original modern dive watch, the Blancpain Fifty Fathoms has a rich heritage dating back to 1953. Designed in collaboration with French combat divers, it introduced several groundbreaking features, including a rotating bezel for tracking dive time and a highly legible dial with luminescent markers. With a water resistance of 300 meters (1000 feet) or more, it set the standard for dive watch design and functionality.

Blancpain's Fifty Fathoms X Fathoms diver's watch design to new depths with a 300-meter water resistance

Blancpain's Fifty Fathoms X Fathoms pushes the pioneering diver's watch design to new depths with a 300-meter water resistance and innovative technology worthy of exploring the ocean's deepest fathoms.

 

300m Deep Diver : Oris Aquis

Swiss watchmaker Oris has gained recognition for its Aquis collection, which includes a range of dive watches designed for both recreational and professional use. With water resistance ratings of up to 300 meters (1000 feet), the Aquis watches feature robust stainless steel cases, scratch-resistant sapphire crystals, and highly legible dials with luminous markers. Whether diving into the depths of the ocean or simply enjoying a day at the beach, the Oris Aquis is a versatile and reliable companion.

Oris Aquis 400, with its durable design and 300-meter water resistance

The Oris Aquis 400, with its durable design and 300-meter water resistance, proves itself a capable and dependable companion for scuba adventures into the ocean's colorful undersea world.

 

The World of Deep-Dive Watches

There are lots of deep-dive watches in the market. Imagine watches capable of descending to depths where only the bravest explorers dare to venture. These ultra-deep dive watches, like those tested by William Beebe and Otis Barton in 1934, push the boundaries of what's possible. They undergo rigorous testing to ensure they can withstand the immense pressures found in the darkest depths of the ocean.

  • Water Resistance

One of the defining features of deep-dive watches is their impressive water resistance. Models like the Omega Ploprof 1200M and Seiko Marine Master Professional 1000M SBBN029 boast depth ratings of up to 1000 meters (3300 feet) or more, surpassing the capabilities of most recreational divers. This exceptional water resistance is achieved through a combination of robust case construction, high-quality seals, and pressure-resistant materials.

  • ISO 6425 Standard

A true dive watch adheres to the stringent ISO 6425 standard, ensuring it meets specific criteria for water resistance to at least 100 meters and possessing a system to control the time, readability even in dim underwater conditions, durability, operable controls, temperature tolerance, safety functions, and other key requirements intended to certify the watch as truly suitable for scuba diving in demanding environments. This highest standard for diver's watches is more rigorous than the general ISO 2281 standard for water resistant watches, guaranteeing timepieces bearing ISO 6425 approval can be trusted as reliable instruments vital for diver safety when faced with the challenges of any aquatic setting or condition.

  • Deep Dive Watch Case Materials

Again, dive watches are not just about style; they're about substance. With features like sapphire crystals and robust materials like titanium and stainless steel, they're built to withstand the harshest conditions. The engineering precision required to create these timepieces is evident in every detail, from the thickness of the crystal to the design of the bezel.

  • Watch Straps and Watch Bands

To ensure longevity and performance, dive watches require regular maintenance. Gaskets must be replaced, and straps cleaned to preserve water resistance and functionality. Proper care not only extends the life of the watch but also ensures its reliability when venturing into the unknown depths.

At Strapcode, you'll find rubber and stainless steel watch bands well-suited for water activities. Made from durable yet comfortable materials, these bands are preferred by divers and swimmers as they resist water exposure without sustaining damage. Both rubber and stainless steel don't rust or corrode, protecting the timepiece. Their sturdy construction also provides a secure fit when submerged, keeping the watch firmly on your wrist even under pressure. If you enjoy water sports or spend time in aquatic environments, Strapcode's rubber and stainless steel bands offer practical yet stylish options to complement your water-resistant watch.

 

Written by Victor, images by Toni and others as noted

 

External References

The 5 best deep dive watches

Omega Seamaster Ploprof 1200M

Diving With The Beast, The Extreme Blancpain Fifty Fathoms X Fathoms

Sinn Diving Watch U1 -The diving watch made of German Submarine Steel

A First Look at the Omega Seamaster Planet Ocean Ultra Deep

The ISO 6425 Standard

 

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