New Balance 550 Sea Salt Slate Grey (GS)
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Quick Answer
Across sizes, the New Balance 550 Sea Salt Slate Grey (GS) averages about $147 on the resale market. Your size may cost more or less.
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Live Resale Prices
The lowest ask on each marketplace right now — usually an odd size. Most sizes trade around $147; see prices by size below.
Each card is that marketplace's lowest ask across all sizes — your size may cost more. See prices by size below.
Sizing New Balance 550 (all versions)
True to size · 9 of 16 collectors
- “TTS and very average comfort, similar to Air Force 1.”r/Sneakers · May 2021
- “I would stay TTS. A little too narrow for 1/2 size down.”r/Sneakers · Mar 2022
- “I have wide feet and went TTS, the toe box feels quite snug already”r/Newbalance · May 2021
Based on 16 comments across 11 threads, newest Nov 2022. Checked Oct 7, 2026.
Release Details
Release Date
March 21, 2025
Retail Price
$95
Colorway
Sea Salt/Slate Grey
SKU
GSB550LG
Gender
unisex
Silhouette
550
Price Analysis
The New Balance 550 Sea Salt Slate Grey (GS) in the "Sea Salt/Slate Grey" colorway is a New Balance release. It released on March 21, 2025.
The New Balance 550 Sea Salt Slate Grey (GS) is currently trading at $147 on the resale market, a 55% premium over its $95 retail price.
As of October 15, 2026, the New Balance 550 Sea Salt Slate Grey (GS) averages $147 across sizes on StockX, GOAT and eBay - 55% above its $95 retail price.
Prices by Size
| Size | StockX | GOAT |
|---|---|---|
| 3.5 | — | $162 |
| 4Y | $142 | — |
| 4 | — | $159 |
| 4.5Y | $142 | — |
| 4.5 | — | $148 |
| 5Y | $228 | — |
| 5 | — | $159 |
| 5.5Y | $95 | — |
| 5.5 | — | $76 |
| 6Y | $75 | — |
| 6 | — | $99 |
| 6.5Y | $171 | — |
| 6.5 | — | $145 |
| 7Y | $228 | — |
| 7 | — | $169 |
New Balance 550s fit true to size. The fit is roomy enough to accommodate most foot widths.
More New Balance 550 Releases
New Balance 550 Sea Salt Reflection Midnight
April 13, 2025
New Balance 550 Sea Salt Reflection Team Red
April 13, 2025
New Balance 550 Sea Salt Slate Grey
March 21, 2025
New Balance 550 Navy Electric Sky
March 20, 2025
New Balance 550 Sea Salt Classic Crimson
March 20, 2025
New Balance 550 White Twilight Haze (Women's)
February 16, 2025
Where to buy the New Balance 550
Compare lowest asks across StockX, GOAT and eBay for every New Balance 550 colorway we track.
How other 550 colorways are performing
Recent 550 colorways resell for an average of -5% versus retail. Here is how comparable releases are trading now — a useful reference for where this pair's resale value may settle.
| Colorway | Retail | Resale | vs Retail |
|---|---|---|---|
| New Balance 550 Triple Black | $110 | $188 | +71% |
| New Balance 550 White Black | $110 | $131 | +19% |
| New Balance 550 White Black Moonrock | $110 | $99 | -10% |
| New Balance 550 Aime Leon Dore White Navy | $130 | $103 | -21% |
| New Balance 550 White Grey (GS) | $80 | $45 | -44% |
| New Balance 550 Vintage Pack Heron Blue | $130 | $73 | -44% |
Resale figures reflect recent sales tracked across StockX, GOAT, and eBay.
Frequently Asked Questions
How much is the New Balance 550 Sea Salt Slate Grey (GS) reselling for right now?
The New Balance 550 Sea Salt Slate Grey (GS) averages about $147 across sizes on resale platforms like StockX and GOAT. That is a 55% premium over the $95 retail price.
When did the New Balance 550 Sea Salt Slate Grey (GS) release?
The New Balance 550 Sea Salt Slate Grey (GS) originally released on March 21, 2025 at a retail price of $95.
Is the New Balance 550 Sea Salt Slate Grey (GS) worth buying?
Whether the New Balance 550 Sea Salt Slate Grey (GS) is worth buying depends on your personal style and budget. Compare prices across StockX and GOAT to find the best deal.
Where can I buy the New Balance 550 Sea Salt Slate Grey (GS)?
The New Balance 550 Sea Salt Slate Grey (GS) is available on resale platforms including StockX, GOAT, and eBay. If restocks occur, check the New Balance website and authorized retailers.
What sizes does the New Balance 550 Sea Salt Slate Grey (GS) come in?
The New Balance 550 Sea Salt Slate Grey (GS) is typically available in men's US sizes 4–18, with select colorways also releasing in women's and grade school sizing. Size availability varies by retailer, so check StockX or GOAT for current stock.
Will the New Balance 550 Sea Salt Slate Grey (GS) go up or down in value?
Price predictions for the New Balance 550 Sea Salt Slate Grey (GS) depend on release hype, production run size, and broader market trends. Set up a SneakerPing alert to track price movements automatically.
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