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

2531.80, 41 mm, Blue, Steel, Used (Fair), Silver

USD 3,280
Pre-order
Omega Seamaster Planet Ocean QUICK VIEW
Omega Seamaster Planet Ocean

215.30.44.21.01.002, 44 mm, Black, Steel, Used (Fair), Silver

USD 5,590
Pre-order
Omega Seamaster Diver 300 M QUICK VIEW
Omega Seamaster Diver 300 M

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

USD 4,720
Pre-order
Omega Constellation QUICK VIEW
Omega Constellation

123.10.38.21.06.001, 38 mm, Black, Steel, Used (Fair), Silver

USD 3,940
Pre-order
Omega Seamaster Aqua Terra QUICK VIEW
Omega Seamaster Aqua Terra

231.20.39.21.55.004, 38.5 mm, Mother of pearl, Gold/Steel, Like new & unworn, Gold/Steel

USD 9,095
USD 9,780
In Stock
Omega Speedmaster QUICK VIEW
Omega Speedmaster

311.92.44.51.01.007, 44 mm, Black, Ceramic, Used (Very good), Black

USD 8,060
Pre-order
Omega Seamaster Aqua Terra QUICK VIEW
Omega Seamaster Aqua Terra

231.10.39.60.06.001, 38.5 mm, Grey, Steel, Used (Very good), Steel

USD 3,329
USD 3,580
In Stock
Omega QUICK VIEW
Omega

1207.15, 35 mm, Gold, Steel, Used (Very good), Silver

USD 3,770
Pre-order
Omega Speedmaster Professional Moonwatch QUICK VIEW
Omega Speedmaster Professional Moonwatch

310.30.42.50.04.001, 42 mm, White, Steel, Like new & unworn, Steel

USD 10,137
USD 10,900
In Stock
Omega Constellation QUICK VIEW
Omega Constellation

123.50.24.60.02.001, 24 mm, Silver, Rose gold, Used (Very good), Gold

USD 17,717
USD 19,050
In Stock
Omega Speedmaster Racing QUICK VIEW
Omega Speedmaster Racing

326.30.40.50.01.002, 40 mm, Black, Steel, Used (Very good), Steel

USD 5,078
USD 5,460
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 5,673
USD 6,100
In Stock
Omega Constellation QUICK VIEW
Omega Constellation

131.20.25.60.55.001, 25 mm, White, Gold/Steel, Used (Very good), Gold/Steel

USD 3,999
USD 4,300
In Stock
Omega Constellation QUICK VIEW
Omega Constellation

123.10.35.60.02.001, 35 mm, Silver, Steel, Used (Very good), Steel

USD 2,381
USD 2,560
In Stock
Omega QUICK VIEW
Omega

3111.10, 39 mm, Champagne, Yellow gold, Used (Very good), Gold

USD 21,455
USD 23,070
In Stock
Omega Constellation QUICK VIEW
Omega Constellation

1158.60.00, 28 x 25.5 mm, Brown, Rose gold, Used (Very good), Gold

USD 13,838
USD 14,880
In Stock
Omega Speedmaster Professional Moonwatch QUICK VIEW
Omega Speedmaster Professional Moonwatch

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

USD 6,026
USD 6,480
In Stock
Omega Speedmaster QUICK VIEW
Omega Speedmaster

105.002-62, 39 mm, Black, Steel, Used (Very good), Grey

USD 21,111
USD 22,700
In Stock
Omega Seamaster Aqua Terra QUICK VIEW
Omega Seamaster Aqua Terra

231.92.43.22.04.001, 43 mm, White, Titanium, Used (Very good), Black

USD 5,750
Pre-order
Omega Speedmaster Professional Moonwatch QUICK VIEW
Omega Speedmaster Professional Moonwatch

3575.20, 42 mm, White, Steel, Used (Fair), Silver

USD 5,830
Pre-order
Omega Speedmaster QUICK VIEW
Omega Speedmaster

310.92.44.50.01.001, 44 mm, Grey, Ceramic, Used (Very good), Black

USD 13,570
Pre-order
Omega Seamaster QUICK VIEW
Omega Seamaster

2534.50, 41 mm, Black, Steel, Used (Fair), Silver

USD 3,540
Pre-order
Omega Speedmaster Professional Moonwatch QUICK VIEW
Omega Speedmaster Professional Moonwatch

311.62.42.30.06.001, 42 mm, Grey, Titanium, Used (Very good), Brown

USD 13,485
USD 14,500
In Stock
Omega Seamaster Planet Ocean
QUICK VIEW
Omega Seamaster Planet Ocean

215.92.40.20.01.001, 39.5 mm, Black, Ceramic, Used (Very good), Black

USD 8,965
USD 9,640
In Stock
Omega Speedmaster Racing QUICK VIEW
Omega Speedmaster Racing

329.30.44.51.01.001, 44.25 mm, Black, Steel, Used (Very good), Steel

USD 7,570
USD 8,140
In Stock
Omega Speedmaster Broad Arrow QUICK VIEW
Omega Speedmaster Broad Arrow

321.10.42.50.01.001, 42 mm, Black, Steel, Used (Very good), Steel

USD 5,403
USD 5,810
In Stock
Omega Speedmaster Broad Arrow QUICK VIEW
Omega Speedmaster Broad Arrow

321.10.42.50.01.001, 42 mm, Black, Steel, Used (Very good), Steel

USD 5,701
USD 6,130
In Stock
Omega Speedmaster QUICK VIEW
Omega Speedmaster

311.10.39.30.01.001, 38.6 mm, Black, Steel, Used (Very good), Steel

USD 9,198
USD 9,890
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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