Seiko 6309 Sold Prices
The median sold price for Seiko 6309 is $90.00. Most sell between $41.87 and $300, based on 2K eBay sold listings.
Median Price
The middle price when all sales are sorted. Best represents what most buyers pay.
$90.00
Avg Price
The mean of the middle 80% of sold prices. Excludes outliers at both ends.
$103
Most Sell For
80% of sales fall within this range. Excludes outliers at both ends.
$41.87 – $300
10th–90th percentile
Total Sales
2K
Price History
$149$111
$111
2026-02
293 sales
$136
2026-03
298 sales
$138
2026-04
279 sales
$130
2026-05
330 sales
$139
2026-06
270 sales
$149
2026-07
210 sales
2026-022026-07
| Month | Average price | Sales |
|---|---|---|
| 2026-02 | $111 | 293 |
| 2026-03 | $136 | 298 |
| 2026-04 | $138 | 279 |
| 2026-05 | $130 | 330 |
| 2026-06 | $139 | 270 |
| 2026-07 | $149 | 210 |
Price Distribution
<$42
193 sales
$42–$79
620 sales
$79–$120
419 sales
$120–$150
308 sales
$150–$190
89 sales
$190–$230
52 sales
$230–$260
24 sales
$260–$300
37 sales
>$300
195 sales
<$42$150–$190>$300
| Price range | Sales |
|---|---|
| <$42 | 193 |
| $42–$79 | 620 |
| $79–$120 | 419 |
| $120–$150 | 308 |
| $150–$190 | 89 |
| $190–$230 | 52 |
| $230–$260 | 24 |
| $260–$300 | 37 |
| >$300 | 195 |
Sales
Showing 1351–1375 of 2K
Sort:
| Title | Brand | Model | Year | Price | Sold | |
|---|---|---|---|---|---|---|
 | Seiko | 6309 | 1979 | $111 | Mar 3, 2026 | |
 | Seiko | 6309 | — | $115 | Mar 3, 2026 | |
 | Seiko | 6309 | — | $129 | Mar 3, 2026 | |
 | Seiko | 6309 | — | $140 | Mar 3, 2026 | |
 | Seiko | 6309 | — | $145 | Mar 3, 2026 | |
 | Seiko | 6309 | — | $149 | Mar 3, 2026 | |
![[Near MINT] Vintage Seiko 6309-729A / SDEB39 Slim Turtle Scuba Diver Watch JAPAN](https://i.ebayimg.com/images/g/fs8AAeSw9ZFpldgz/s-l140.webp){kind=small} | Seiko | 6309 | — | $290 | Mar 3, 2026 | |
 | Seiko | 6309 | — | $49.99 | Mar 2, 2026 | |
 | Seiko | 6309 | — | $57.99 | Mar 2, 2026 | |
 | Seiko | 6309 | — | $59.99 | Mar 2, 2026 | |
 | Seiko | 6309 | — | $59.99 | Mar 2, 2026 | |
 | Seiko | 6309 | — | $60.00 | Mar 2, 2026 | |
 | Seiko | 6309 | 1981 | $63.57 | Mar 2, 2026 | |
 | Seiko | 6309 | — | $72.25 | Mar 2, 2026 | |
 | Seiko | 6309 | — | $74.04 | Mar 2, 2026 | |
 | Seiko | 6309 | — | $98.00 | Mar 2, 2026 | |
![SEIKO 6309-729A [F1], Blue Automatic Runs Great](https://i.ebayimg.com/images/g/9Z0AAeSw-vxpnNq9/s-l140.webp){kind=small} | SEIKO 6309-729A [F1], Blue Automatic Runs Great Seiko · 6309 | Seiko | 6309 | — | $100 | Mar 2, 2026 |
 | Seiko | 6309 | — | $130 | Mar 2, 2026 | |
| Seiko | 6309 | — | $145 | Mar 2, 2026 | |
 | Seiko | 6309 | — | $220 | Mar 2, 2026 | |
 | Seiko | 6309 | — | $36.35 | Mar 1, 2026 | |
 | Seiko | 6309 | — | $39.00 | Mar 1, 2026 | |
 | Seiko | 6309 | — | $50.00 | Mar 1, 2026 | |
 | Seiko | 6309 | — | $56.54 | Mar 1, 2026 | |
 | Seiko | 6309 | — | $57.99 | Mar 1, 2026 |
Frequently Asked Questions
- How much is Seiko 6309 worth?
- The average sold price for Seiko 6309 is $103, with a median of $90.00. Prices range from $0.99 to $1,449 based on 2K eBay sold listings.
- What is the average price of Seiko 6309?
- Seiko 6309 sells for an average of $103 on eBay. The median price is $90.00, which better represents typical sales by filtering out outliers.
- What is the most expensive Seiko 6309 ever sold?
- The highest recorded sale for Seiko 6309 on eBay is $1,449. The lowest sale is $0.99. Data is based on 2K completed eBay transactions.
Source: SoldPriceGuide (soldpriceguide.com) — eBay sold listing data, regularly updated. Last updated: August 2026.