1647 watches
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Omega Seamaster Diver 300 M QUICK VIEW
Omega Seamaster Diver 300 M

212.30.44.52.01.001, 44 mm, Black, Steel, Used (Good)

USD 5,130
Pre-order
Omega Speedmaster Racing QUICK VIEW
Omega Speedmaster Racing

3570-40, 40 mm, Grey, Steel, Used (Good)

USD 12,090
Pre-order
Omega De Ville Prestige QUICK VIEW
Omega De Ville Prestige

424.20.40.20.13.001, Brown, Used (Very good)

USD 4,890
Pre-order
Omega Constellation QUICK VIEW
Omega Constellation

131.30.41.21.99.002, 40 mm, Green, Steel, Used (Good)

USD 9,640
Pre-order
Omega Seamaster Diver 300 M QUICK VIEW
Omega Seamaster Diver 300 M

210.20.42.20.03.001, 42 mm, Blue, Gold/Steel, Used (Good)

USD 11,110
Pre-order
Omega Constellation QUICK VIEW
Omega Constellation

131.23.41.21.06.001, 41 mm, Grey, Used (Very good)

USD 8,150
Pre-order
Omega Speedmaster QUICK VIEW
Omega Speedmaster

311.92.44.51.01.004, 44.2 mm, Black, Ceramic, Like new & unworn

USD 10,870
Pre-order
Omega Seamaster Planet Ocean QUICK VIEW
Omega Seamaster Planet Ocean

217.30.42.21.01.001, 43 mm, Black, Steel, Used (Good)

USD 9,150
Pre-order
Omega Speedmaster Broad Arrow QUICK VIEW
Omega Speedmaster Broad Arrow

321.10.42.50.01.001, 42 mm, Black, Steel, Used (Good)

USD 5,460
Pre-order
Omega Seamaster Diver 300 M QUICK VIEW
Omega Seamaster Diver 300 M

210.30.42.20.10.001, 42 mm, Green, Steel, Used (Very good)

USD 6,520
Pre-order
Omega Seamaster Aqua Terra QUICK VIEW
Omega Seamaster Aqua Terra

231.10.43.22.03.001, 43 mm, Blue, Steel, Used (Good)

USD 5,710
Pre-order
Omega Seamaster Aqua Terra QUICK VIEW
Omega Seamaster Aqua Terra

220.10.30.20.10.002, 30 mm, Purple, Steel, Used (Good)

USD 5,950
Pre-order
Omega Constellation QUICK VIEW
Omega Constellation

168.009, 34 mm, Yellow, Yellow gold, Used (Good)

USD 7,910
Pre-order
Omega Seamaster Diver 300 M QUICK VIEW
Omega Seamaster Diver 300 M

210.30.42.20.03.001, 42 mm, Blue, Steel, Used (Good)

USD 6,370
Pre-order
Omega Speedmaster Professional Moonwatch QUICK VIEW
Omega Speedmaster Professional Moonwatch

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

USD 5,757
USD 6,190
In Stock
Omega Speedmaster Professional Moonwatch QUICK VIEW
Omega Speedmaster Professional Moonwatch

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

USD 6,538
USD 7,030
In Stock
Omega Museum QUICK VIEW
Omega Museum

57005007, 40 mm, Black, Steel, Used (Very good), Brown

USD 3,776
USD 4,060
In Stock
Omega Speedmaster QUICK VIEW
Omega Speedmaster

3513.60, 39 mm, Pink, Steel, Used (Very good), Steel

USD 4,790
USD 5,150
In Stock
Omega Seamaster Aqua Terra QUICK VIEW
Omega Seamaster Aqua Terra

231.10.43.22.01.002, 43 mm, Black, Steel, Like new & unworn, Steel

USD 6,250
USD 6,720
In Stock
Omega Seamaster Planet Ocean QUICK VIEW
Omega Seamaster Planet Ocean

215.32.46.51.01.001, 45.5 mm, Black, Steel, Like new & unworn, Black

USD 7,691
USD 8,270
In Stock
Omega Speedmaster QUICK VIEW
Omega Speedmaster

324.15.38.50.60.001, 38 mm, Green, Steel, Like new & unworn, Steel

USD 11,067
USD 11,900
In Stock
Omega Seamaster Planet Ocean QUICK VIEW
Omega Seamaster Planet Ocean

215.90.46.51.99.001, 45.5 mm, Grey, Titanium, Like new & unworn, Steel

USD 10,174
USD 10,940
In Stock
Omega Seamaster Planet Ocean QUICK VIEW
Omega Seamaster Planet Ocean

215.32.46.51.99.001, 45.5 mm, Grey, Steel, Like new & unworn, Black

USD 6,901
USD 7,420
In Stock
Omega Seamaster Aqua Terra QUICK VIEW
Omega Seamaster Aqua Terra

220.12.41.21.06.001, 41 mm, Grey, Steel, Like new & unworn, Blue

USD 6,175
USD 6,640
In Stock
Omega Seamaster Diver 300 M QUICK VIEW
Omega Seamaster Diver 300 M

2225.80, 42 mm, Blue, Steel, Used (Fair), Silver

USD 3,300
Pre-order
Omega Constellation QUICK VIEW
Omega Constellation

123.20.24.60.57.002, 24 mm, Mother of pearl, Gold/Steel, Used (Very good), Steel

USD 2,809
USD 3,020
In Stock
Omega De Ville Trésor QUICK VIEW
Omega De Ville Trésor

428.57.26.60.99.001, 26 mm, Champagne, Yellow gold, Used (Very good), Black

USD 5,217
USD 5,610
In Stock
Omega Seamaster Diver 300 M QUICK VIEW
Omega Seamaster Diver 300 M

210.30.42.20.03.001, 42 mm, Blue, Steel, Like new & unworn, Steel

USD 6,361
USD 6,840
In Stock
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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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