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Sea-Dweller · 2017 to present

Rolex Sea-Dweller 126600

“SD43”

67SCORE / 100
C+
Grade C+: wear it, don't flip itToday's call · Bargain hunt
Short termunder 1 yearFairMid term1 to 3 yearsWeakLong term3+ yearsWeak

Rank #83 of 113 rated pieces in the Rolex Vault

Retail (2026)$14,550
Typical sale today$12,200Typical range $11,300 to $12,800
Vs retail-17%
1-year-6%

Market range: the middle half of 136 recorded eBay sales in the last 12 months.

Open in the interactive VaultLive eBay listings ↗︎

Market price history

2023202420252026 $10,800

Median recorded eBay sale price for each quarter with 3 or more sales. Dashed line marks the 2026 retail price.

Investment scorecard

Momentum35Measured price direction: the median recorded sale of the last 4 months against the median of 8 to 12 months ago. 50 means flat; small samples are pulled toward 50.
Liquidity84How easily it sells: recorded sales in the last 12 months (300 or more scores 100) and eBay's 90-day sell-through rate.
Scarcity40Demand against supply. For modern pieces, how far the market sits above or below current retail, plus a lift if production has ended. For vintage, how rarely one comes up for sale.
Value entry80Where the latest quarter's median sale sits inside its own 3-year range. Buying near the low scores high; buying at the high scores low.
Condition safety90How safe a typical example is: the age of the design, plus how tightly sale prices cluster (a wide spread means condition and originality swing the price).

The story

A professional 1,220m diver that trades at or slightly under retail: too big for some wrists, overshadowed by the Submariner.

The red-line dial nods to the 1967 original, which vintage collectors pay real money for.

The Sea-Dweller was co-developed with French commercial diving firm COMEX in the 1960s, whose saturation divers kept blowing crystals off decompressing watches until Rolex invented the helium escape valve.

This 43mm anniversary model brought back the red SEA-DWELLER dial text from 1967 and added, for the first time in the model's history, a cyclops over the date. Purists wrote angry forum posts; everyone else just read the date more easily.

Our verdict: Wearer's watch. Expect roughly break-even resale, which by luxury standards is still a win.

Configurations

Sizes43mm
Case & braceletOystersteel (stainless)
Factory braceletOyster
Factory bezelsBlack Cerachrom
Notable dialsBlack, red SEA-DWELLER line
Caliber3235
Production2017 to present

Recent recorded sales

SoldExamplePrice
Nov 3, 2026Pre-owned · eBay sale ↗︎$10,850
Nov 3, 2026Pre-owned · eBay sale ↗︎$10,000
Oct 30, 2026Pre-owned · eBay sale ↗︎$10,500
Oct 15, 2026Pre-owned · eBay sale ↗︎$12,450
Oct 13, 2026Pre-owned · eBay sale ↗︎$10,800
Oct 7, 2026Pre-owned · eBay sale ↗︎$10,750

Recorded eBay completed sales, logged at our last data refresh.

If you like this one

See the SD43 in the VaultBrowse all references

Quick answers

How much is a Rolex Sea-Dweller 126600 worth?

Recorded eBay sales from the last 12 months put the typical Rolex Sea-Dweller 126600 at $12,200, with the middle half selling between $11,300 and $12,800 (133 sales). Condition, box and papers move the price within that range.

Does the Rolex Sea-Dweller 126600 sell above retail?

No. The typical sale of $12,200 is about 16% below the $14,550 retail price.

Is the Rolex Sea-Dweller 126600 a good investment?

The Crown Index grades it C+ (67/100) from real resale data, and today's call is bargain hunt. Middle-of-the-pack resale; only worth it at a real discount. Past prices are not a forecast.

Head to head

Rolex Sea-Dweller 126600 vs Rolex Deepsea 136660 →