"Rolex 16600 Sea-Dweller 4000 40mm 2002 Y-Serial WXO"

Rolex Sea-Dweller 16600 4000 40mm 2002 Y-Serial WxO

The Rolex Sea-Dweller 16600, known as the “SD4000,” is a professional diver’s tool watch engineered for extreme depths. With its helium escape valve, no-cyclops crystal, and 4,000ft depth rating, this 2002 Y-Serial example represents one of Rolex’s most robust and collectible dive watches.

Key Features:

Reference: 16600

Model: Sea-Dweller 4000

Case Size: 40mm

Case Material: Stainless Steel

Bezel: Black Aluminium Unidirectional Rotatable Bezel

Dial: Black with Luminova Hour Markers

Crystal: Sapphire (Flat, No Cyclops)

Movement: Automatic, Rolex Calibre 3135

Bracelet: Stainless Steel Oyster Bracelet with Fliplock Extension

Clasp: Oysterlock Folding Clasp with Diver’s Extension

Water Resistance: 1,220m / 4,000ft

Helium Escape Valve: Yes

Year & Condition:
2002 (Y-Serial); Excellent Pre-Owned Condition

Inclusions:
Watch Only

Warranty:
12-Month Warranty Provided by Supplier

The 16600 Sea-Dweller remains a cornerstone of Rolex’s professional diver lineup—offering vintage charm with modern durability, and a must-have for collectors of iconic tool watches.