Rolex Deepsea James Cameron: Ultimate Dive Watch
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Rolex Deepsea James Cameron: Ultimate Dive Watch

By Bill · Feb 26, 2026 · 31 replies
Bill
WPS member · Rolex forum
31 replies2862 views6 photos
f 𝕏 in πŸ’¬ βœ‰ πŸ”—

Bill's exploration of Rolex's Deepsea models, particularly the 'James Cameron' D-Blue and the Deepsea Challenge, sparks a vital conversation about the ever-increasing size of luxury sports watches. His insightful post prompts the community to reflect on the industry's trajectory and the practicalities of wearing such substantial timepieces, especially as market trends hint at a return to more modest dimensions. This discussion is crucial for collectors navigating the evolving landscape of horological design and wearability.

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There's no denying that James Cameron knows how to go big.  Titanic.  Avatar.  A solo dive to the deepest point on Earth.  So it makes perfect sense that the Rolex bearing his unofficial nickname would be... substantial.

The Deepsea D-Blue at 44mm and nearly 18mm thick is not a subtle watch.  It's a commitment.  You know it's there.  And the newer Deepsea Challenge at 50mm?  That's practically a diving instrument strapped to your wrist.






What fascinates me is how we got here.  The original Submariner was 40mm for decades and nobody complained.  Then the Sub went to 41mm.  The Deepsea arrived at 44mm.  And now we have 50mm on the table.  Case sizes across the industry have been creeping up for years and it makes you wonder... where does it end?

But I'm curious what the community thinks.  Could you pull off the 50mm Challenge?  Or do you find yourself reaching for something a little more restrained these days?  There seems to be a shift back toward smaller cases in the wider market and I wonder if Rolex will follow.

Would love to hear your thoughts.

Bill

Images courtesy of Rolex SA 

β€’ Ref. 116660 β€” original (2014-2018), 44mm 
β€’ Ref. 126660 β€” current (2018+), 44mm, newer movement

About the Rolex Sea-Dweller 4000 Ref. 116600

The Sea-Dweller reference 116600 marked the return of the 40mm case size for the model, a dimension that had been absent from the Sea-Dweller lineup for some time. This reference reintroduced several classic Sea-Dweller design elements, distinguishing it from its larger contemporary, the Sea-Dweller 4000. It was produced for a relatively short period, making it a notable transitional model within the brand's professional tool watch offerings.

This reference features a stainless steel case measuring 40mm in diameter and 15.3mm in thickness. It is equipped with a unidirectional rotating bezel made of black ceramic with a 60-minute graduation. The watch is powered by the automatic caliber 3135, offering a power reserve of approximately 48 hours. A sapphire crystal protects the black dial, which includes a date complication without the cyclops lens, a characteristic feature of the Sea-Dweller line.

Appealing to collectors who appreciate traditional proportions and the technical capabilities of a professional dive watch, the 116600 is recognized for its blend of heritage design and modern materials. Its limited production run contributes to its appeal among enthusiasts seeking a Sea-Dweller with a more classic case size and specific aesthetic details, such as the matte-like black dial and the absence of the cyclops over the date.

Specifications

Caliber
3135
Case
Stainless steel
Diameter
40 mm
Dial
Black
Water Resist.
1220m
Crystal
Sapphire crystal

Key Points from the Discussion

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The Discussion
AU
AuHavrePro
Feb 26, 2026
With all due respect....

These watches are an affront to my sensibilities πŸ€ͺ. Regardless, I'm confident there's a solid market for them....

CH
Chicolini
Feb 26, 2026
You mean you are taken β€œaback?”

πŸ˜†

DR
Dr No
Feb 26, 2026
One of my pals picked up a Deep Sea a few weeks ago. He's a tall guy, . . .

. . . strongly built - wears it like a charm!

MY
myles721
Feb 26, 2026
I think the Ultra is

At the limit..45mm? My PO Chrono barely works I have a wide wrist but it’s a bit sloppy on a bracelet.

AM
amanico
Feb 26, 2026
I am totally convinced by this one. Each time I see it, I am in love. As Bill perfectly wrote it, we are from from the origins in terms of size, but the magic is still here.

MA
Mary Anny
Feb 26, 2026
I'd buy one, the current, current πŸ˜‰

Not sure about the dial.

Available on the marketplace

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