Omega Seamaster 300M 2531.80
Blue wave · 41mm · Cal. 1120
Market value
Full set · Excellent condition$3,050
Today
The chart fills in as the days go by.
Typical sale range $2,850 – $3,250
Based on a market price we check against outside price guides every week, until eBay sales add up.
Value by condition
What a 2531.80 sells for in each condition, with and without its box and papers.
| Condition | Full set | Papers only | Box only | Watch only |
|---|---|---|---|---|
| Unworn | $3,250 | $3,150 | $3,050 | $2,950 |
| Excellent | $3,050 | $2,950 | $2,850 | $2,750 |
| Good | $2,850 | $2,700 | $2,650 | $2,550 |
| Fair | $2,550 | $2,450 | $2,400 | $2,300 |
Unworn: never worn, often with stickers. Excellent: light wear. Good: visible wear. Fair: heavy wear or needs work. A full set has the original box and papers. Listings that don't say are valued as a typical listing.
Selling a 2531.80? See what yours is worth for its condition, then get an offer from a trusted dealer. Free, with no obligation.
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Recent sales
All Omega sales ›Sold on eBay ›No sales recorded for the 2531.80 yet. Final prices land here as tracked auctions close.
About the 2531.80
- Brand
- Omega
- Model
- Seamaster 300M
- Reference
- 2531.80
- Version
- Blue wave
- Case
- 41mm
- Movement
- Cal. 1120
Questions
How much is a Omega Seamaster 300M 2531.80 worth?
About $3,050 as a full set in excellent condition, with most selling between $2,850 and $3,250. An unworn one brings about $3,250; a watch without its box and papers about $2,750.
How much do box and papers add?
A 2531.80 without its box and papers typically sells for about 10% less than a full set in the same condition. The original papers (the warranty card) matter most.
Where can I sell a 2531.80?
On eBay, where you'd keep about $2,700 of a $3,050 sale after eBay's fees and insured shipping, or to a dealer, who pays less but quickly, with no listing, fees or buyer risk. Get an offer from a trusted dealer.
Where do these prices come from?
Caseback Terminal follows every eBay auction and Buy It Now listing for the 2531.80, records final prices as they close, and blends them with current asking prices and a market price we check against outside guides every week (last on November 9, 2026). More on how values work.
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