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Omega Seamaster Diver 300 M 210.30.44.51.06.001 - Grey Dial Like new & unworn Men's watch/Unisex Buy in Switzerland
In Stock
Original box, original papers

Omega Seamaster Diver 300 M 210.30.44.51.06.001

Reference
210.30.44.51.06.001
Case diameter
44 mm
Dial
Grey
Case material
Steel
Condition
Like new & unworn
Bracelet color
Steel
USD 7,810 USD 8,140 -4%
Free insured shipping to · delivery November 10 – November 11
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14-day return · Warranty included · Insured shipping
Contact via WhatsApp Personal assistance with your purchase

Omega Seamaster Diver 300 M 210.30.44.51.06.001 Features

Reference number
210.30.44.51.06.001
Brand
Omega
Gender
Men's watch/Unisex
Movement
Automatic
Case material
Steel
Bracelet material
Steel
Scope of delivery
Original box, original papers
Clasp
Fold clasp
Crystal
Sapphire crystal
Collection
Seamaster
Power reserve
60 h
Bracelet color
Steel
Clasp material
Steel
Bezel material
Ceramic
Condition
Like new & unworn
Dial
Grey
Frequency
28800 A/h
Model
Seamaster Diver 300 M
Case diameter
44 mm
Availability
Item is in stock
Year of production
2026
Dial numerals
Lines
Caliber/movement
9900
Number of jewels
54
Thickness
17.2 mm

Omega Seamaster Diver 300 M 210.30.44.51.06.001 Description

On this Omega Seamaster Diver 300 M 210.30.44.51.06.001, the case is Steel, the dial is Grey and the bracelet is Steel. The case measures 44 mm across. The bezel is made of Ceramic.

The dial numerals are listed as "Lines". The dial is protected by Sapphire crystal. The watch is powered by the Automatic movement. The power reserve is 60 h. It features 54 jewels.

The bracelet comes in Steel. It is secured by the Fold clasp. The clasp is made of Steel. The watch dates from 2026.

Condition and set

The reference number 210.30.44.51.06.001 separates this version from other variants of the model, down to dial, bezel and bracelet details, so match it against the photos before you buy.

Authenticity and service

Every watch sold by WATCHOYSTER is inspected and authenticated by our certified watchmaker and verified against The Watch Register before it reaches you. Each piece comes with our warranty and a 14-day return policy. Interested in the Omega Seamaster Diver 300 M 210.30.44.51.06.001? Write to us on WhatsApp, and we will send additional photos and delivery details.

Watch Certificate™

Watch Certificate™

For maximum security and transparency, a Watch Certificate™ can be provided upon request. This independent document confirms the authenticity of the timepiece and protects you from counterfeit or altered watches.

International Certification

International Certification

We cooperate with the global organization The Watch Register®. Upon request, every watch - whether new or pre-owned — can be supplied with an official certificate from this international authority.

Insured delivery

Insured delivery

All orders are shipped with full insurance, ensuring that both domestic and international shipments are safe and worry-free.

14-day return policy

14-day return policy

You may return the watch within 14 days if it differs from the description or photos, or if there is a defect not mentioned.

Inspected by Certified Watchmaker

Inspected by Certified Watchmaker

All our timepieces are thoroughly inspected by our certified watchmaker to ensure authenticity and perfect working condition. Every watch we offer is guaranteed to be 100% original.

Personal collection

Personal collection

When preferred, collect your watch from our private showroom in Geneva. A secure and discreet handover, designed for your comfort and peace of mind.

How Returns Work

Contact Us

1. Contact Us

Contact us Inform us about the return by writing via WhatsApp — it’s the fastest and easiest way.

Secure Return

2. Secure Return

Secure return We will provide you with an insured shipping label so you can safely return your watch.

Money Back

3. Money Back

Once your returned watch has been received and inspected, approved refunds are processed within 7–10 business days, using the original payment method whenever possible.

Omega Seamaster Diver 300 M 210.30.44.51.06.001
Security & Warranty
Authenticity
Flexible payment options
Insured shipping

Before You Buy Omega Seamaster Diver 300 M 210.30.44.51.06.001

Key details about authentication, financing, viewing, delivery, and condition.

Yes. Before shipment, our certified watchmaker thoroughly inspects this Omega Seamaster Diver 300 M (Ref. 210.30.44.51.06.001). The inspection covers movement accuracy, the integrity of its Steel case (44 mm), the condition of its Grey dial, and overall authenticity. The serial number is also checked against The Watch Register.

This timepiece comes with 24 months of WATCHOYSTER Official Brand Service Coverage, with eligible repairs carried out at authorised brand service centres at our expense. Our 14-day return policy also applies if the watch does not match its description or photographs.

Flexible financing is available for selected watches to eligible customers residing in Switzerland. Currently, financing is offered for watches priced up to CHF 10,000.

Eligible models are clearly marked with a financing badge on the product page.

Interest rates, repayment periods and approval conditions depend on the financing provider. Full details are presented during the application process at checkout.

WATCHOYSTER is a professional luxury watch dealer based in Geneva, Switzerland. Due to our secure storage and logistics arrangements, we do not offer in-person viewings before purchase.

However, we are happy to provide additional photographs, detailed videos, and personal assistance to help you make a confident decision.

Clients are welcome to collect their watches in person at our Geneva office by appointment after purchase.

This Omega Seamaster Diver 300 M 210.30.44.51.06.001 is carefully inspected and verified before shipment, then dispatched fully insured from our Geneva facility. Delivery typically takes 4–7 business days, depending on the watch and destination. Estimated delivery dates specific to this timepiece are clearly displayed on its product page. Tracking information is provided once the watch has been dispatched. Included with this timepiece: Original box, original papers.

This Omega Seamaster Diver 300 M is listed in Like new & unworn condition. Before shipment, our certified watchmaker carefully inspects the case, dial, bezel, crystal, and bracelet to verify its condition and ensure it matches the description. Real photographs on this page show the actual watch. Included with this timepiece: Original box, original papers. A WatchCertificate digital passport is available on request, providing independent documentation of the watch’s authenticity, condition, and available service history.

Customer Reviews

Real impressions from clients who worked with our team and received their watches.

  • 5.0
    Thomas M.
    US · 14.01.2025
    Verified

    Excellent dealer

    Article
    5.0
    Average
    5.0
    Delivery
    5.0
    Communication
    5.0
  • 5.0
    Sven
    CH · 10.10.2025
    Verified

    Everything worked out great, I highly recommend the dealer. Thank you very much.

    Article
    5.0
    Average
    5.0
    Delivery
    5.0
    Communication
    5.0
  • 5.0
    Andreas T.
    CH · 27.07.2025
    Verified
    Article
    5.0
    Average
    5.0
    Delivery
    5.0
    Communication
    5.0
  • 5.0
    Michita I.
    JP · 30.03.2024
    Verified

    Great seller thank you so much.

    Article
    5.0
    Average
    5.0
    Delivery
    5.0
    Communication
    5.0
  • 5.0
    Daniel B.
    DE · 17.04.2026
    Verified

    An absolutely reliable dealer, with the option of having the watch shipped quickly and without difficulty through an EU warehouse.

    Article
    5.0
    Average
    5.0
    Delivery
    5.0
    Communication
    5.0
  • 5.0
    Matt S.
    US · 30.12.2024
    Verified

    Eduard was a pleasure to deal with. He answered my many questions and helped with some customs issues that arose and ensured the watch arrived on time. I wouldn’t hesitate to deal with Watchoyster in the future!

    Article
    5.0
    Average
    5.0
    Delivery
    5.0
    Communication
    5.0
  • 5.0
    Stephan B.
    CH · 12.08.2025
    Verified
    Article
    5.0
    Average
    5.0
    Delivery
    5.0
    Communication
    5.0
  • 5.0
    Peter A.
    US · 14.01.2025
    Verified
    Article
    5.0
    Average
    5.0
    Delivery
    5.0
    Communication
    5.0
  • 5.0
    Anonyme
    CH · 01.07.2026
    Verified

    Product as described, fast shipping.

    Article
    5.0
    Average
    5.0
    Delivery
    5.0
    Communication
    5.0
  • 4.7
    Zeki G.
    CH · 21.08.2025
    Verified
    Article
    4.0
    Average
    4.7
    Delivery
    5.0
    Communication
    5.0

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