Seiko · Prospex
Seiko Prospex SSC815
Updated sales through
Market price
$450
Median of 6 sales over 90 days
- 7 days—
- 30 days—
- 90 days—
SSC815 price history
Smoothed 30-day median sold price · each dot is one day’s sales
- Lowest day
- $275
- Typical day
- $450
- Highest day
- $700
- Sales
- 6
Market data
| Market price (90-day median) | $450 |
|---|---|
| Usual range (middle half of sales) | $300 – $500 |
| Lowest and highest sale | $275 / $700 |
| Sales in the last 90 days | 6 |
| Sales per week | 0.5 |
| Price change (7 / 30 / 90 days) | — / — / — |
| Median asking price | $120 |
| Asking vs sold | −73.3% |
| Most traded Seiko rank | #36 |
| Most recent sale | Oct 20, 2026 |
Where sales land
- Middle half $300–$500
- Median $450
- 1 in 10 sold under $275
Monthly prices
| Month | Sales | Median | Change |
|---|---|---|---|
| October 2026 | 2 | $465 | ▲55% up |
| August 2026 | 3 | $300 | ▼57% down |
| July 2026 | 1 | $700 | — |
For sale now
2 listings found, asking $120 to $648 · median $120
Recent sales
The latest completed sales
- Oct 20Seiko Prospex Speedtimer Chronograph SSC815 Blue Dial Tachymeter SS Bracelet Box$500
- Oct 2Seiko SSC815 Prospex Blue Speedtimer Solar Chronograph Watch + extras$465
- Aug 24Seiko Prospex Speedtimer SSC815 + Uncle Straps Leather Rally W/ Deployant Clasp$450
- Aug 13Seiko SSC815 Men’s Prospex Speedtimer Solar Chronograph 39MM Watch$275
- Aug 2Seiko Prospex Speedtimer SSC815 Blue Dial$300
Other Prospex references
All Prospex
Similar money, other watches
Questions about the SSC815
How much is a Seiko Prospex SSC815 worth?
Recent sales put it at $450: that is the median of 6 sales over the past 90 days. Half of them sold between $300 and $500. Condition, box and papers, and the year of the set move a single watch within that range.
What is the lowest price a SSC815 has sold for recently?
The lowest sale in the last 90 days was $275, and one in ten sold below $275. Watches at the bottom of the range usually show wear or come without box and papers.
How easy is a SSC815 to sell?
It trades occasionally, about 2 a month, so a sale can take longer. Price it carefully.
How much are sellers asking for a SSC815?
The median asking price for watches listed now is $120, 73.3% below what they actually sell for. Asking prices start around $120.
How does the SSC815 compare with the SRPE93?
The SRPE93 sells for a median of $399, $51 less than the SSC815.
Data through Oct 20, 2026