Seiko SEIKOMATIC WEEKDATER Sold Prices
The median sold price for Seiko SEIKOMATIC WEEKDATER is $438. Most sell between $155 and $558, based on 37 eBay sold listings.
Median Price
The middle price when all sales are sorted. Best represents what most buyers pay.
$438
Avg Price
The mean of the middle 80% of sold prices. Excludes outliers at both ends.
$417
Most Sell For
80% of sales fall within this range. Excludes outliers at both ends.
$155 – $558
10th–90th percentile
Total Sales
37
Price History
$535$291
$418
2026-02
1 sales
$404
2026-03
9 sales
$535
2026-04
3 sales
$436
2026-05
2 sales
$492
2026-06
5 sales
$356
2026-07
6 sales
$291
2026-08
3 sales
2026-022026-08
| Month | Average price | Sales |
|---|---|---|
| 2026-02 | $418 | 1 |
| 2026-03 | $404 | 9 |
| 2026-04 | $535 | 3 |
| 2026-05 | $436 | 2 |
| 2026-06 | $492 | 5 |
| 2026-07 | $356 | 6 |
| 2026-08 | $291 | 3 |
Price Distribution
<$150
3 sales
$150–$210
1 sales
$210–$270
2 sales
$270–$330
3 sales
$330–$390
4 sales
$390–$440
6 sales
$440–$500
6 sales
$500–$560
7 sales
>$560
5 sales
<$150$330–$390>$560
| Price range | Sales |
|---|---|
| <$150 | 3 |
| $150–$210 | 1 |
| $210–$270 | 2 |
| $270–$330 | 3 |
| $330–$390 | 4 |
| $390–$440 | 6 |
| $440–$500 | 6 |
| $500–$560 | 7 |
| >$560 | 5 |
Sales
Showing 1–25 of 37
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![Vintage! 1965 [N Mint] SEIKO SEIKOMATIC-R WEEKDATER 8306-8000 30Jewels Automatic](https://i.ebayimg.com/images/g/NaoAAeSwAdpqIKZr/s-l140.webp){kind=small}
![Vintage 1966 [Exc+5] SEIKO SEIKOMATIC WEEKDATER 6206-8040 Automatic Men watch](https://i.ebayimg.com/images/g/Ub4AAeSwMWJpsNnQ/s-l140.webp){kind=small}
Frequently Asked Questions
- How much is Seiko SEIKOMATIC WEEKDATER worth?
- The average sold price for Seiko SEIKOMATIC WEEKDATER is $417, with a median of $438. Prices range from $55.00 to $595 based on 37 eBay sold listings.
- What is the average price of Seiko SEIKOMATIC WEEKDATER?
- Seiko SEIKOMATIC WEEKDATER sells for an average of $417 on eBay. The median price is $438, which better represents typical sales by filtering out outliers.
- What is the most expensive Seiko SEIKOMATIC WEEKDATER ever sold?
- The highest recorded sale for Seiko SEIKOMATIC WEEKDATER on eBay is $595. The lowest sale is $55.00. Data is based on 37 completed eBay transactions.
Source: SoldPriceGuide (soldpriceguide.com) — eBay sold listing data, regularly updated. Last updated: August 2026.