Arius
Koenig's flagship titanium flipper with a 3.5-inch M390 blade, sold in several finishes, designed by TJ Schwarz and Bill Koenig.
Estimate: Ricochet editorial estimate, Oct 2026. Editorial, informational, not an appraisal, offer or recorded sale.
Where to buy
Example offersNew from retailers
- Retailer BExample offerIn stock $480 Buy at Retailer B
- Retailer AExample offerIn stock $500 Buy at Retailer A
Pre-owned listings
Listing images are illustrative renders, not photos of the listed knife.
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Specifications
| Category | Folding |
|---|---|
| Blade steel | M390 |
| Blade length | 3.5 in (89 mm) |
| Handle | Titanium (carbon fiber option) |
| Lock | Frame lock |
| Mechanism | Flipper |
| Weight | 4.9 oz (139 g) |
| MSRP | $500 |
| Introduced | Not confirmed |
| Status | In production |
Specs compiled from public maker and retailer information. Variants and production runs differ. Sources: knifeinformer.com, eknives.com.
Legality at a glance
No special flag. Blade-length and carry limits still vary by state and city.
Informational only, not legal advice.
Price history
Awaiting salesSales history appears as verified sales come in.
No sales are recorded for this model yet. Estimates above are editorial.
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Similar models
Questions
How much is the Koenig Knives Arius worth?
Our editorial secondary-market estimate for the Koenig Knives Arius is $450 to $800 (Oct 2026), against an MSRP of $500. This is an informational estimate, not an appraisal or a recorded sale.
What is the MSRP of the Koenig Knives Arius?
The list price is $500 based on maker and retailer information. Street prices and variants differ.
What steel is the Koenig Knives Arius made of?
Koenig Knives Arius uses M390 blade steel in a 3.5-inch blade.
Is the Koenig Knives Arius discontinued?
No, Koenig Knives Arius is listed as in production as of our last review (Oct 2026). Check the maker for current availability.
Can the Koenig Knives Arius be shipped or carried everywhere in the US?
Ordinary knives are generally legal to buy and ship, but blade-length and carry rules vary by state and city. Check your state with our ship-check tool.