---
title: "Rolex Sea-Dweller 43mm Stainless Steel Oyster 126600 2020"
type: "product"
brand: "Rolex"
model: "Sea-dweller"
reference: "126600"
price: 9950
currency: "GBP"
condition: "Pre-owned"
year: 2020
category: "Watches"
subcategory: "Rolex"
availability: "In Stock"
url: "https://thediamondbox.co.uk/product/rolex-sea-dweller-43mm-126600-stainless-steel-oyster-black-dial-2020"
image: "https://thediamondbox.co.uk/uploads/original_image/2ff877a6f637422a8e5927e2a5f8eee6.png"
updated: "2026-04-05"
---

# Rolex Sea-Dweller 43mm Stainless Steel Oyster 126600 2020

## Price

**£9,950** (Finance available from £936.13/month)

## Description

This 2020 Rolex Sea-Dweller 43mm is a robust professional dive watch crafted in stainless steel, featuring a black dial with luminous hour markers, signature red “Sea-Dweller” text and date display at 3 o’clock. Finished with a black ceramic bezel and Oyster bracelet.Originally developed in 1967 for saturation divers, the Sea-Dweller is built for extreme underwater conditions. The modern reference 126600 features a 43mm case, helium escape valve and 1,220m water resistance, powered by Rolex’s calibre 3235 movement.This watch has been checked against technical records to guarantee authenticity and clean history.
Comes with original box and papers.
Ref: 126600 

## Specifications

| Specification | Value |
|---------------|-------|
| Brand | Rolex |
| Reference Number | 126600 |
| Year | 2020 |
| Condition | Pre-owned |
| Date on card | 21/03/2020 |
| Watchfinder condition rating | Excellent |
| Location | United Kingdom |
| Serial | 8Q6J3190 |
| Model | Sea-dweller |
| Certified | Yes |
| Papers | Yes |
| Box | Authentic Box |
| Gender | Gents |
| TDB Limited Lifetime Warranty | Yes |
| Case Size | 43mm |
| Strap design | Oyster |
| Material | Stainless Steel |
| Bezel material | Ceramic |
| Dial Colour | Black |
| Movement | Automatic |
| Bracelet Size (cm) | 19.5 |

## About The Diamond Box

The Diamond Box is North London's distinguished destination for luxury watches and gold jewellery since 1997. Visit us at 114 Ballards Lane, N3 2DN, London or call 020 8838 3655.


[View this product on our website](https://thediamondbox.co.uk/product/rolex-sea-dweller-43mm-126600-stainless-steel-oyster-black-dial-2020)