Rolex Sea-Dweller Sea-Dweller Stainless Steel / Yellow Gold / Black

Reference 126603-0001

About this watch

The Rolex Sea-Dweller 126603-0001 is a masterpiece that effortlessly combines luxury, functionality, and performance. Its striking design features a blend of stainless steel and 18-carat yellow gold, creating an eye-catching contrast that is both bold and elegant. The black dial serves as a perfect backdrop for the luminous hands and hour markers to pop. With a diameter of 43mm, the case is substantial yet comfortable on the wrist. The rotating bezel allows divers to measure their dive time accurately, while the sapphire crystal offers excellent visibility and scratch-resistance. Water-resistant up to an astounding 1220 meters (4000 feet), this watch is perfect for serious divers. At the heart of the Sea-Dweller lies the Rolex caliber 3235, a movement that speaks volumes about Rolex’s commitment to precision and performance. Certified as a Swiss chronometer by the COSC, the Sea-Dweller is tested rigorously for precision. With its advanced movement, date display, Mercedes hands, and Oyster case design, this watch is a reliable companion for divers and adventurers alike.
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Key Features

  • Stainless Steel & Yellow Gold Case
  • Rotating 0-60 Dive Bezel
  • Sapphire Crystal Glass

Specifications

Brand
Rolex
Family
Sea-Dweller
Model
Sea-Dweller Stainless Steel / Yellow Gold / Black
Reference
126603-0001
Movement
3235
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer
Case
43mm
Dial Color
Black
Crystal
Sapphire
Water Resistance
1220

Current Listings

[WTS] Rolex Sea-Dweller 40mm Stainless Steel 16600T Watch US Stock $7399 Shipped

Rolex Sea-Dweller 40mm Stainless Steel 16600T Watch US Stock $7399 Shipped

Rolex - 16600T · $7,399
A pre-owned Rolex Sea-Dweller 40mm stainless steel watch in excellent condition. The case width is 40mm, and it comes with a steel band that fits wrists up to 7.25 inches.

  • Condition: Excellent, with some wear and light marks
  • Case material: Stainless Steel
  • Movement: Automatic
  • Band type: Steel Band
Posted at
Jan 7, 2026, 4:57 PM
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[WTS] 2017 Rolex Sea-Dweller 4000 "SD4K" 40mm 116600 Black Dial - $14,750

2017 Rolex Sea-Dweller 4000 "SD4K" 40mm 116600 Black Dial - $14,750

Rolex - 116600 · $14,750
2017 Rolex Sea-Dweller 4000 "SD4K" is a rare, only 3 year run, stainless steel watch with black dial and Oyster bracelet. Includes original double boxed set.

  • Condition: Excellent overall condition
  • Box: Original Rolex Double boxed
  • Papers: Yes, box and papers included
  • Warranty card: Warranty card dated 2017
Posted at
Jan 7, 2026, 12:04 PM
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[WTS] Rolex Sea-Dweller - 16600 – SEL / No-Holes

Rolex Sea-Dweller - 16600 – SEL / No-Holes

Rolex - 16600 · $7,600
A classic tool-watch with a distinct place in Rolex history. It has a 40mm profile and a 4000 ft / 1220 m depth rating.

  • Condition: Good condition, light wear throughout consistent with regular use and age.
  • Serial number range: D-Serial
  • Case style: No-holes case
  • Bracelet size compatible with wrist: 7.5-inch
Posted at
Jan 5, 2026, 7:31 PM
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[WTS] Rolex Sea-Dweller Reference Number 16600 (Sea-Dweller 4000)

Rolex Sea-Dweller Reference Number 16600 (Sea-Dweller 4000)

Rolex - 16600 · $8,250
This Rolex Sea-Dweller Reference Number 16600 is a versatile watch with a date function, no cyclops, and can dive deeper than the Submariner. It has been recently serviced and polished.

  • Condition: fantastic shape
  • Depth rating: 4 times deeper
  • Thickness at 8 inch wrist circumference: 8 inches
Posted at
Jan 5, 2026, 4:04 PM
Active
[WTS] Rolex Sea-Dweller Deepsea “James Cameron” D-Blue Gradient Dial Ref. 126660

Rolex Sea-Dweller Deepsea “James Cameron” D-Blue Gradient Dial Ref. 126660

Rolex - 126660 · $1,999
The Rolex Sea-Dweller Deepsea features the iconic D-Blue gradient dial, a robust 44mm Oystersteel case, and 3,900m water resistance. A modern tool watch with unmistakable presence.

  • Condition: Preowned – Great preowned condition.
  • Case Size: 44mm diameter
  • Wrist Size: 7.25 inches
  • Water Resistance: 3900m depth rating
Posted at
Jan 4, 2026, 1:49 PM
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[WTS] Rolex Sea-Dweller 1665 “Great White” Full Steel Yellow Patina 1979 (Full-Set/Serviced)

Rolex Sea-Dweller 1665 “Great White” Full Steel Yellow Patina 1979 (Full-Set/Serviced)

Rolex - 1665 · $20,900
This vintage Rolex Sea-Dweller reference 1665 is a highly respected example of Rolex's professional dive watch heritage. Crafted in stainless steel, the case retains thick, sharp lugs and shows only minimal signs of wear.

  • Condition: all-original, excellent condition with minimal signs of wear
  • Size: 40mm diameter
  • Year: 1979
  • Movement serviced: true
Posted at
Jan 3, 2026, 4:59 AM
Active
NO TRADES: Rolex Sea-Dweller 16600T  $8,000

NO TRADES: Rolex Sea-Dweller 16600T $8,000

Rolex - 16600T · $8,000
This Rolex Sea-Dweller has been recently serviced by the manufacturer and comes with its original box and service card. It is being shipped only within the USA.

  • Condition: pristine
  • Shipping: USA only
Posted at
Apr 5, 2025, 9:35 PM
Active

1999 Rolex 16600 Sea-Dweller A Serial Swiss Only Papers / Tag

Rolex - 16600A · $8,250
1999 Rolex Sea-Dweller 16600 A Serial with papers and tag, running at +4/5 with a 284 amplitude.

  • Condition: Pre-owned, believed to be untouched
  • Bracelet type: Solid End Links
  • Clasp code: X6 Clasp Code
  • Links: 12 Links
Posted at
Apr 4, 2025, 5:30 PM
Active
1967 Rolex Double Red Sea-Dweller 1665 Tropical Mark 2 Dial with Service Papers

1967 Rolex Double Red Sea-Dweller 1665 Tropical Mark 2 Dial with Service Papers

Rolex - 1665 · $57,850
This 1967 Rolex Double Red Sea-Dweller 1665 features a Tropical Mark 2 Dial with Service Papers. The case and bezel insert are in excellent condition, while the dial has developed a unique chocolate brown tropical patina.

  • Condition: Excellent
  • Case diameter: 40mm
  • Bracelet type: 11-link folded Oyster bracelet
Posted at
Apr 4, 2025, 9:32 AM
Active