Omega




Omega Seamaster Diver 300M 210.30.42.20.04.001 (Unworn, 2026, 42mm)
$6,500.00
Pickup currently unavailable
The Omega Seamaster Diver 300 M represents the pinnacle of professional diving watches. This unworn 2026 model features a striking white dial housed in a robust 42mm stainless steel case, combining timeless elegance with uncompromising functionality.
Built for the depths, this timepiece delivers exceptional water resistance and precision engineering. The Seamaster Diver collection has been trusted by professionals for decades, offering reliability in the most demanding conditions.
This complete set includes the original Omega wooden presentation box, outer white Omega box, red operating instructions booklet, three red Omega cards (warranty, pictogram, and Master Chronometer certification), additional red Omega accessory box, and original Omega shipping carton. Every element of this purchase reflects Omega's commitment to excellence and authenticity.
A collector's piece and investment-grade watch that captures the essence of Swiss watchmaking mastery.
Accredited Gem Lab ®
We have the equipment required to perform gemological testing and appraisals set forth by the American Gem Society.
Conflict Free
We only purchase diamonds through the most respected suppliers who, like us, proudly adhere to and enforce the standards established by the Kimberley Process.
Recycled Materials
Our fine gold and silver has been certified as being from 100% recycled sources by SCS Global - a third-party certification, verification and validation service.
Store Hours
MIDDLETON:
Monday - Friday : 10:00am-6:00pm
Saturday: 10:00am-5:00pm
Sunday: CLOSED
MADISON:
Monday - Friday: 11:00am-6:00pm
Saturday: 10:00am-5:00pm
Sunday: CLOSED
CUSTOMER CARE
WHY CHALMERS
Copyright © 2026 Chalmers Jewelers. Powered by Shopify
