---
title: "Rolex Sea-Dweller 43mm Stainless Steel Oyster 126600 2021"
type: "product"
brand: "Rolex"
model: "Sea-dweller"
reference: "126600"
price: 9250
currency: "GBP"
condition: "Pre-owned"
year: 2021
category: "Watches"
subcategory: "Rolex"
availability: "In Stock"
url: "https://thediamondbox.co.uk/rolex-sea-dweller-43-black-dial-126600-2021"
image: "https://thediamondbox.co.uk/uploads/original_image/1f88bf90aa2621956016e5154b6b1c87.jpg"
updated: "2026-10-07"
---

# Rolex Sea-Dweller 43mm Stainless Steel Oyster 126600 2021

## Price

**£9,250** (Finance available from £870.27/month)

## Description

This 2021 Rolex Sea-Dweller features a 43mm Oystersteel case paired with a stainless steel Oyster bracelet. Its black dial features luminous hour markers, distinctive red Sea-Dweller lettering and a date display at 3 o’clock with Cyclops lens, complemented by a black Cerachrom unidirectional diving bezel.The Sea-Dweller was introduced in 1967 as a professional diving watch designed for greater depths. Reference 126600 was introduced in 2017 to mark the collection’s 50th anniversary and is powered by the automatic Rolex calibre 3235, offering approximately 70 hours of power reserve.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 | 2021 |
| Condition | Pre-owned |
| Date on card | 04/09/2021 |
| Watchfinder condition rating | Very Good |
| Serial | 309LT527 |
| 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) | 17 |
| Keywords | Rolex Sea Dweller, 126600, Sea Dweller 43, Red Sea Dweller, Black Dial Rolex, Steel Sea Dweller, Oyster Bracelet, Rolex Diver |

## 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/rolex-sea-dweller-43-black-dial-126600-2021)