1439 watches
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Omega Speedmaster Professional Moonwatch QUICK VIEW
Omega Speedmaster Professional Moonwatch

3570.50.00, 42 mm, Black, Steel, Used (Very good), Steel

USD 6,519
USD 7,010
In Stock
Omega Seamaster Planet Ocean QUICK VIEW
Omega Seamaster Planet Ocean

232.30.42.21.01.002, 42 mm, Black, Steel, Used (Very good), Steel

USD 5,459
USD 5,870
In Stock
Omega Seamaster Aqua Terra QUICK VIEW
Omega Seamaster Aqua Terra

231.10.44.50.06.001, 43 mm, Grey, Steel, Used (Very good), Steel

USD 4,966
USD 5,340
In Stock
Omega Speedmaster Professional Moonwatch QUICK VIEW
Omega Speedmaster Professional Moonwatch

3570.50.00, 42 mm, Black, Steel, Used (Very good), Steel

USD 6,408
USD 6,890
In Stock
Omega Seamaster Railmaster QUICK VIEW
Omega Seamaster Railmaster

220.10.38.20.01.002, 38 mm, Black, Steel, Used (Very good), Steel

USD 6,426
USD 6,910
In Stock
Omega Speedmaster Professional Moonwatch QUICK VIEW
Omega Speedmaster Professional Moonwatch

310.30.42.50.01.002, 42 mm, Black, Steel, Used (Very good), Steel

USD 8,751
USD 9,410
In Stock
Omega Speedmaster Mark II QUICK VIEW
Omega Speedmaster Mark II

327.10.43.50.06.001, 42.4 x 46.2 mm, Grey, Steel, Used (Very good), Steel

USD 5,599
USD 6,020
In Stock
Omega Speedmaster Professional Moonwatch QUICK VIEW
Omega Speedmaster Professional Moonwatch

310.30.42.50.01.001, 42 mm, Black, Steel, Used (Very good), Steel

USD 8,621
USD 9,270
In Stock
Omega Speedmaster Racing QUICK VIEW
Omega Speedmaster Racing

3552.59.00, 42 mm, Black, Steel, Used (Very good), Steel

USD 5,534
USD 5,950
In Stock
Omega Speedmaster Professional Moonwatch QUICK VIEW
Omega Speedmaster Professional Moonwatch

3570.50.00, 42 mm, Black, Steel, Used (Very good), Steel

USD 6,640
USD 7,140
In Stock
Omega Seamaster Planet Ocean QUICK VIEW
Omega Seamaster Planet Ocean

215.30.44.21.01.001, 43.5 mm, Black, Steel, Used (Very good), Steel

USD 6,064
USD 6,520
In Stock
Omega Seamaster Diver 300 M QUICK VIEW
Omega Seamaster Diver 300 M

210.30.42.20.04.001, 42 mm, White, Steel, Used (Very good), Steel

USD 6,519
USD 7,010
In Stock
Omega Speedmaster Professional Moonwatch QUICK VIEW
Omega Speedmaster Professional Moonwatch

3575.20.00, 42 mm, White, Steel, Used (Very good), Steel

USD 6,417
USD 6,900
In Stock
Omega Speedmaster Professional Moonwatch QUICK VIEW
Omega Speedmaster Professional Moonwatch

310.30.42.50.01.001, 42 mm, Black, Steel, Used (Very good), Steel

USD 8,407
USD 9,040
In Stock
Omega Speedmaster Professional Moonwatch QUICK VIEW
Omega Speedmaster Professional Moonwatch

311.30.42.30.01.005, 42 mm, Black, Steel, Used (Very good), Steel

USD 6,175
USD 6,640
In Stock
Omega Speedmaster Professional Moonwatch QUICK VIEW
Omega Speedmaster Professional Moonwatch

522.20.42.30.01.001, 42 mm, Black, Gold/Steel, Used (Very good)

USD 9,290
Pre-order
Omega Speedmaster Professional Moonwatch QUICK VIEW
Omega Speedmaster Professional Moonwatch

3575-20, 40 mm, White, Steel, Used (Good)

USD 6,550
Pre-order
Omega Seamaster Diver 300 M QUICK VIEW
Omega Seamaster Diver 300 M

212.30.36.20.01.001, 36 mm, Black, Steel, Used (Good)

USD 3,660
Pre-order
Omega Speedmaster Reduced QUICK VIEW
Omega Speedmaster Reduced

3510-50, 39 mm, Black, Steel, Used (Good)

USD 3,820
Pre-order
Omega Speedmaster Professional Moonwatch QUICK VIEW
Omega Speedmaster Professional Moonwatch

3570.50.00, 42 mm, Black, Steel, Used (Very good), Steel

USD 5,664
USD 6,090
In Stock
Omega De Ville Co-Axial QUICK VIEW
Omega De Ville Co-Axial

4532.51.00, 38.7 mm, Black, Steel, Used (Very good), Steel

USD 4,836
USD 5,200
In Stock
Omega De Ville Ladymatic QUICK VIEW
Omega De Ville Ladymatic

425.33.34.20.51.001, 34 mm, Black, Steel, Used (Fair), Black

USD 3,300
Pre-order
Omega Seamaster Diver 300 M QUICK VIEW
Omega Seamaster Diver 300 M

522.21.42.20.04.001, 42 mm, White, Steel, Used (Very good), Steel

USD 8,035
USD 8,640
In Stock
Omega De Ville QUICK VIEW
Omega De Ville

422.13.44.51.06.001, 44 mm, Grey, Steel, Used (Very good), Steel

USD 5,227
USD 5,620
In Stock
Omega Speedmaster QUICK VIEW
Omega Speedmaster

3510.82, 39 mm, Blue, Steel, Used (Very good), Steel

USD 5,375
USD 5,780
In Stock
Omega Speedmaster Professional Moonwatch QUICK VIEW
Omega Speedmaster Professional Moonwatch

145.0022, 42 mm, Black, Steel, Used (Very good), Steel

USD 6,891
USD 7,410
In Stock
Omega Seamaster Planet Ocean QUICK VIEW
Omega Seamaster Planet Ocean

232.30.42.21.01.002, 42 mm, Black, Steel, Used (Good)

USD 5,320
Pre-order
Omega Speedmaster Professional Moonwatch QUICK VIEW
Omega Speedmaster Professional Moonwatch

310.30.42.50.01.001, 42 mm, Black, Steel, Used (Good)

USD 8,490
Pre-order
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Buy Certified Pre-Owned Omega Watches in Switzerland

Omega was founded in La Chaux-de-Fonds in 1848 and has accumulated a catalogue of technical achievements that few Swiss manufacturers can match for breadth or historical significance. The Co-Axial escapement, introduced in 1999 and the first genuinely new lever escapement design to reach commercial production in over 250 years, reduced internal friction and extended service intervals in a way that changed expectations for movement longevity across the industry. Add the Speedmaster's role as the only watch certified by NASA for all manned space missions, the Seamaster's service as the official watch of the Royal Navy's diving operations, and the De Ville's consistent presence at the top of dress watch shortlists, and what emerges is a brand whose commercial success is matched by a technical record that justifies it.

At WATCHOYSTER, we carry a selection of certified pre-owned Omega watches sourced and inspected in Switzerland. Every piece has been physically examined by our in-house certified watchmaker, verified against The Watch Register, and documented before listing. What you see reflects the actual condition of the watch, with no exceptions.

Why Buy Pre-Owned Omega

Omega represents one of the most liquid and well-documented segments of the pre-owned Swiss watch market. Demand is consistent across Speedmaster Professional chronographs, Seamaster Aqua Terra and Planet Ocean references, and Constellation pieces, while the secondary market also offers access to discontinued dial variants, limited editions and co-branded references that no longer appear at retail. A certified pre-owned Omega with original box and papers from a verified dealer in Switzerland is among the most straightforward pre-owned purchases in the luxury watch market, with clear reference documentation, well-understood value benchmarks and a collector community large enough to provide genuine price transparency. Our 12-month warranty applies to every watch in our catalogue, and our 14-day return policy covers any case where the watch does not correspond to its description.

Purchase Conditions

Every Omega in our catalogue is ready for immediate dispatch with insured delivery to over 50 countries. Buyers in Switzerland receive their order within 2 to 3 business days. If you would rather collect in person and inspect the watch before taking it home, our appointment-only lounge in the Geneva Free Zone accommodates that without difficulty.

For buyers based in Switzerland, 0% financing is available on selected pre-owned Omega references across terms from 3 to 24 months, with no interest and no fee attached. The minimum first payment is 25% of the purchase price, with the balance divided into equal fixed monthly instalments confirmed at checkout in under three minutes with no documentation required.

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