1439 watches
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Omega Seamaster Aqua Terra QUICK VIEW
Omega Seamaster Aqua Terra

231.10.42.21.03.003, 41.5 mm, Blue, Steel, Used (Very good), Steel

USD 5,208
USD 5,600
In Stock
Omega Seamaster Planet Ocean QUICK VIEW
Omega Seamaster Planet Ocean

232.30.42.21.01.001, 42 mm, Black, Steel, Used (Very good), Steel

USD 4,994
USD 5,370
In Stock
Omega Seamaster 300 QUICK VIEW
Omega Seamaster 300

233.30.41.21.01.001, 41 mm, Black, Steel, Used (Very good), Steel

USD 5,273
USD 5,670
In Stock
Omega Seamaster Aqua Terra QUICK VIEW
Omega Seamaster Aqua Terra

231.20.42.21.08.001, 41.5 mm, Champagne, Gold/Steel, Used (Very good), Gold/Steel

USD 8,956
USD 9,630
In Stock
Omega Seamaster Aqua Terra QUICK VIEW
Omega Seamaster Aqua Terra

231.20.42.21.08.001, 41.5 mm, Champagne, Gold/Steel, Used (Very good), Gold/Steel

USD 9,030
USD 9,710
In Stock
Omega Seamaster Planet Ocean QUICK VIEW
Omega Seamaster Planet Ocean

232.90.46.21.03.001, 45.5 mm, Blue, Titanium, Used (Very good), Silver

USD 5,738
USD 6,170
In Stock
Omega Seamaster Railmaster
QUICK VIEW
Omega Seamaster Railmaster

235.10.38.20.06.001, 38 mm, Grey, Steel, Used (Very good), Steel

USD 6,185
USD 6,650
In Stock
Omega Seamaster Aqua Terra
QUICK VIEW
Omega Seamaster Aqua Terra

231.10.42.21.03.003, 41.5 mm, Blue, Steel, Used (Very good), Steel

USD 5,013
USD 5,390
In Stock
Omega Seamaster Aqua Terra
QUICK VIEW
Omega Seamaster Aqua Terra

231.20.39.21.55.001, 38.5 mm, Mother of pearl, Gold/Steel, Used (Very good), Gold/Steel

USD 6,315
USD 6,790
In Stock
Omega Seamaster Railmaster
QUICK VIEW
Omega Seamaster Railmaster

235.10.38.20.06.001, 38 mm, Grey, Steel, Used (Very good), Steel

USD 5,980
USD 6,430
In Stock
Omega Seamaster Diver 300 M QUICK VIEW
Omega Seamaster Diver 300 M

210.20.42.20.03.001, 42 mm, Blue, Steel, Like new & unworn, Silver

USD 9,460
Pre-order
Omega Seamaster Planet Ocean
QUICK VIEW
Omega Seamaster Planet Ocean

232.32.42.21.01.005, 42 mm, Black, Steel, Used (Good), Black

USD 5,110
Pre-order
Omega Speedmaster QUICK VIEW
Omega Speedmaster

3507.51, 42 mm, Black, Steel, Used (Fair), Silver

USD 4,570
Pre-order
Omega Seamaster Planet Ocean
QUICK VIEW
Omega Seamaster Planet Ocean

232.30.42.21.01.003, 42 mm, Black, Steel, Used (Good), Silver

USD 4,720
Pre-order
Omega Speedmaster Broad Arrow
QUICK VIEW
Omega Speedmaster Broad Arrow

321.32.44.50.01.001, 44 mm, Black, Steel, Used (Good), Black

USD 4,320
Pre-order
Omega Speedmaster Professional Moonwatch QUICK VIEW
Omega Speedmaster Professional Moonwatch

3570.50, 42 mm, Black, Steel, Used (Fair), Silver

USD 5,510
Pre-order
Omega Speedmaster Broad Arrow QUICK VIEW
Omega Speedmaster Broad Arrow

321.13.44.50.01.001, 44 mm, Black, Steel, Used (Very good), Black

USD 4,420
Pre-order
Omega Seamaster 300 QUICK VIEW
Omega Seamaster 300

234.32.41.21.01.001, 41 mm, Black, Steel, Used (Good), Brown

USD 5,360
Pre-order
Omega Speedmaster Broad Arrow QUICK VIEW
Omega Speedmaster Broad Arrow

321.90.42.50.13.002, 42 mm, Brown, Steel, Used (Good), Silver

USD 7,000
Pre-order
Omega Speedmaster Reduced QUICK VIEW
Omega Speedmaster Reduced

3310.10, 39 mm, Gold, Steel, Used (Fair), Silver

USD 3,540
Pre-order
Omega Seamaster Planet Ocean QUICK VIEW
Omega Seamaster Planet Ocean

232.30.42.21.01.004, 42 mm, Black, Steel, Used (Fair), Silver

USD 6,290
Pre-order
Omega Speedmaster Broad Arrow QUICK VIEW
Omega Speedmaster Broad Arrow

3594.50, 40 mm, Black, Steel, Used (Good), Silver

USD 3,930
Pre-order
Omega Speedmaster Professional Moonwatch QUICK VIEW
Omega Speedmaster Professional Moonwatch

3590.50, 42 mm, Black, Steel, Used (Fair), Silver

USD 5,010
Pre-order
Omega Speedmaster Professional Moonwatch QUICK VIEW
Omega Speedmaster Professional Moonwatch

310.30.42.50.01.001, 42 mm, Black, Steel, Used (Fair), Silver

USD 6,040
Pre-order
Omega De Ville Trésor QUICK VIEW
Omega De Ville Trésor

435.13.40.21.03.002, 40 mm, Blue, Steel, Used (Fair), Brown

USD 5,130
Pre-order
Omega Seamaster Diver 300 M QUICK VIEW
Omega Seamaster Diver 300 M

2254.50, 41 mm, Black, Steel, Used (Fair), Silver

USD 4,400
Pre-order
Omega Seamaster Planet Ocean QUICK VIEW
Omega Seamaster Planet Ocean

215.32.46.51.01.001, 46 mm, Black, Steel, Used (Fair), Black

USD 6,850
Pre-order
Omega Constellation
QUICK VIEW
Omega Constellation

123.25.24.60.55.010, 24 mm, White, Steel, Used (Good), Silver

USD 3,590
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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