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Omega Seamaster Diver 300 M 2298.80 | Blue Dial Used (Fair) Men's watch/Unisex Buy in Switzerland
Available
No original box, no original papers

Omega Seamaster Diver 300 M 2298.80

Reference
2298.80
Case diameter
42 mm
Dial
Blue
Case material
Titanium
Condition
Used (Fair)
Bracelet color
Silver
USD 3,880
Free insured shipping to · delivery October 28 – October 30
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14-day return · Warranty included · Insured shipping
Contact via WhatsApp Personal assistance with your purchase

Omega Seamaster Diver 300 M 2298.80 Features

Reference number
2298.80
Brand
Omega
Gender
Men's watch/Unisex
Movement
Automatic
Year of production
Unknown
Dial
Blue
Collection
Seamaster
Scope of delivery
No original box, no original papers
Condition
Used (Fair)
Case material
Titanium
Case diameter
42 mm
Model
Seamaster Diver 300 M
Bracelet material
Titanium
Bracelet color
Silver
Availability
Item is in stock
Product safety
Show information
Lug width
20 mm
Water resistance
Not water resistant
Dealer product code
961572

Omega Seamaster Diver 300 M 2298.80 Description

Omega Seamaster Diver 300 M 2298.80 is a watch, inspected by our certified watchmaker in Geneva and offered by WATCHOYSTER. It ships worldwide, fully insured. The photos show the actual watch, and the sections below cover what matters when you choose between examples of this reference.

Design and case

Blue dials are where originality matters most on a watch, so check the photos for even colour, crisp printing, and lume that has aged at the same rate as the hands.

Titanium cases differ in weight and in how they carry scratches and polishing marks, so compare the case photos with the condition grade below. At 42 mm, judge the case against your own wrist, because the same size can look quite different depending on lug length. 20 mm between the lugs is the measurement to have at hand if you plan to fit a different strap.

Titanium cases show their history in two places: the surface and the edges. Rounded lugs and blurred bevels suggest the case has been polished more than once, so compare the case photos with the condition grade below. At 42 mm, the figure that decides how the watch sits is the lug-to-lug distance rather than the diameter alone, so compare it with a watch you already wear or ask us for the measurement. 20 mm between the lugs is the measurement for a replacement strap, and it is worth checking before you buy one, because watches with integrated bracelets often take only the maker's own straps.

Titanium wears in its own way: metal bracelets stretch and open small gaps between links, while straps show age at the holes and edges, so read the photos of the strap or bracelet with that in mind. A strap or bracelet in "Silver" does as much as the dial colour to set the character of the watch, and it is the easiest part to change later.

It belongs to the Seamaster line, so comparing it with other examples from the same family is the quickest way to judge whether the price is fair. The watch is filed under "Men's watch/Unisex", which indicates intended size and styling more than who may wear it.

Movement and technical details

Automatic movements ask for different upkeep: mechanical ones typically need a service every five to ten years, while quartz ones need a battery change and an occasional gasket check.

Water resistance is stated as "Not water resistant"; the figure applies to new seals, so on a watch we advise a pressure test before it goes near water, and a 30 m rating means splash resistance only. It dates from Unknown, and the year matters because dials, hands, lume and bracelets often changed within a single reference.

Condition and set

Any wear is visible in the photos, and we describe it as plainly as we can. Used (Fair) is the grade we assign after inspecting the case, dial, bezel, crystal, and bracelet, and the photos show the wear behind that grade. The set is described as "No original box, no original papers". Box and papers document provenance, and a watch with a full set is usually easier to resell.

The reference number 2298.80 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 2298.80? 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

Money back As soon as we receive the watch, you will get a bank transfer refund without delay.

Omega Seamaster Diver 300 M 2298.80
Security & Warranty
Authenticity
Flexible payment options
Insured shipping

Before You Buy Omega Seamaster Diver 300 M 2298.80

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

Yes. This Omega Seamaster Diver 300 M 2298.80 has been physically inspected in-house by our certified watchmaker, covering movement accuracy, case integrity of the 42 mm Titanium case, Blue dial condition, and overall authenticity. Every serial number is verified against The Watch Register before listing. This piece carries our 12-month warranty and is covered by our 14-day return policy if it does not correspond to its description.

Financing is available only for selected watches priced up to CHF 10,000. Eligible models are clearly marked with a financing badge on the product page.

If a watch does not display the financing badge, or its price exceeds CHF 10,000, interest-free financing is not available for that model.

For eligible watches, financing is available to clients residing in Switzerland, with terms from 3 to 24 months. Approval is typically completed within a few minutes during checkout by the HeyLight partner bank.

As we are based in the secure Geneva Free Zone, we generally do not offer pre-purchase viewings and operate primarily as an online retailer due to security and insurance requirements.

A limited number of watches are available for in-person inspection by appointment at our office. Availability depends on the specific model. Some watches can be viewed before purchase, while others are available for collection only after payment.

Please contact us via WhatsApp with the watch details, and we will confirm whether the model is available for viewing or collection only.

This Omega Seamaster Diver 300 M 2298.80 ships fully insured from our Geneva facility. Standard delivery across Switzerland takes 4 to 5 business days. International shipments to 50+ countries typically arrive within 7 business days. You receive tracking information at the point of dispatch. No original box, no original papers is included with this piece.

This Omega Seamaster Diver 300 M is listed in Used (Fair) condition, assessed across case, dial, bezel, crystal, and bracelet by our in-house certified watchmaker before listing. Real photographs on this page reflect the actual state of the watch. No original box, no original papers is included. A Watch Certificate digital passport is available on request for independent verification of the watch's details and service history.

Customer Reviews

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

  • 5.0
    Axel F.
    DE · 09.09.2024
    Verified
    Average
    5.0
    Communication
    5.0
  • 5.0
    Georg K.
    DE · 21.05.2026
    Verified

    I wore the purchased TAG Heuer Aquaracer 300 M for the first two days and took it off at night. The following morning it stopped at 9:15. The same thing happened again a week later, also at around 9:15. The listing stated that the watch had been professionally serviced in 2025. I do not know the extent of the service, and there was no supporting document among the papers. I will wait to see how it develops after additionally winding it manually several times. My recommendation of the dealer is subject to this note.

    Article
    5.0
    Average
    5.0
    Delivery
    5.0
    Communication
    5.0
  • 5.0
    Frank K.
    CH · 04.11.2025
    Verified
    Article
    5.0
    Average
    5.0
    Delivery
    5.0
    Communication
    5.0
  • 5.0
    Christoph V.
    CH · 03.04.2026
    Verified

    Everything went perfectly. The bracelet was adjusted to the correct length, and even the tools were included! It could not have been better.

    Article
    5.0
    Average
    5.0
    Delivery
    5.0
    Communication
    5.0
  • 5.0
    Fabio F.
    CH · 30.07.2025
    Verified

    Perfect transaction! Excellent communication, great availability, and professionalism. The watch is exactly as described.

    Article
    5.0
    Average
    5.0
    Delivery
    5.0
    Communication
    5.0
  • 5.0
    Simon P.
    UK · 06.12.2024
    Verified

    I enjoyed buying from the dealer. Great watch and experience.

    Article
    5.0
    Average
    5.0
    Delivery
    5.0
    Communication
    5.0
  • 5.0
    Gianpaolo S.
    IT · 14.05.2025
    Verified
    Article
    5.0
    Average
    5.0
    Delivery
    5.0
    Communication
    5.0
  • 5.0
    Stefan F.
    CH · 03.12.2025
    Verified
    Article
    5.0
    Average
    5.0
    Delivery
    5.0
    Communication
    5.0
  • 5.0
    Giuseppe G.
    IT · 11.12.2025
    Verified

    Excellent.

    Article
    5.0
    Average
    5.0
    Delivery
    5.0
    Communication
    5.0
  • 5.0
    Gonçalo N.
    PT · 25.08.2025
    Verified
    Article
    5.0
    Average
    5.0
    Delivery
    5.0
    Communication
    5.0

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