Omega Speedmaster Professional 310.30.42.50.01.002 vs Omega Seamaster Diver 300M 210.30.42.20.01.001
Which is the better buy? What each sells for, how it holds up against retail, how many are for sale and how they move.
In short
The 210.30.42.20.01.001 sells for $2,150 less than the 310.30.42.50.01.002 ($4,450 against $6,600), 33% less, as a full set in excellent condition.
Against US retail, the 310.30.42.50.01.002 sells 27% under retail and the 210.30.42.20.01.001 34% under retail.
Side by side
| Measure | 310.30.42.50.01.002 | 210.30.42.20.01.001 |
|---|---|---|
| Market value | $6,600 | $4,450 |
| Typical range | $6,200 – $7,000 | $4,200 – $4,700 |
| Unworn | $7,050 | $4,750 |
| Without box & papers | $5,950 | $4,000 |
| US retail | $9,000 | $6,700 |
| vs retail | −27% | −34% |
| Today | — | — |
| For sale now | — | — |
| Sales, 30 days | — | — |
| Auctions that sold | — | — |
| Case | 42mm | 42mm |
| Movement | Cal. 3861 | Cal. 8800 |
| Production | Current | Current |
Values are full set, excellent condition unless the row says otherwise, from real eBay sales and live listings.
How they've moved
The chart of how they move against each other fills in as the days go by.
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