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Approved - knives withdrawn from private collections, checked, overhauled and certified by Coltelleria Collini

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  1. Rockstead - CHI Knife - ZDP189 - PRIVATE COLLECTION - knife

    KNIFE WITHDRAWN FROM PRIVATE COLLECTION
    * Provenance: withdrawn from a private collection, previously purchased.
    * Condition: 2011 specimen, overall in very good condition.
    * Commercially available: Still in catalog, but difficult to find.
    * Sharpening: Factory.
    * Marks on blade: None
    * Marks on handle: minimal marks given by time.
    * Box: Present
    * Scabbard: Present
    * Manuals, Certificates and Warranties: Present
    * Checked and Certified by our in-house laboratory


    Intended Use: Collection / Sporting

    Production type: Midtech
    Country of manufacture: Sakai - Japan
    Blade: ZDP189 stainless steel at 66.3 HRC
    Blade treatment: mirror polish
    Handle: Aluminum A6063S with anodization to Hv400 hardness and genuine Breed leather inserts
    Blade length: 82mm.
    Blade thickness: 3.7mm.
    Length closed: 111mm.
    Total length: 189mm.
    Thickness when closed: 16.2mm.
    Weight: 133g.
    Opening: via ambidextrous pin 
    Washers: steel
    Closure: Sub FrameLock of 2mm. made of SUS402J2 stainless steel at 50HRC
    Clip: deep pocket, 1mm. 420J2 stainless steel with PVD treatment
    Packaging: wooden box with Rockstead logos, certificate with serial number and steel hardness test
    Notes: Specimen number #046 dated 07/13/2011, previously purchased, withdrawn from a private collection

    R-CHIZDP-CP
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Sports, Outdoor, Tactical, and Collectible Knives: The Collini Selection

For over 50 years, Coltelleria Collini has been a reference point in Italy for the world of specialized cutlery. Since 1968, we have been selecting sports, outdoor, professional, and collectible knives, collaborating exclusively with official brands, historical manufacturers, and master artisans.

In this category, you will find thousands of original knives, chosen for demanding collectors, EDC, outdoor, and bushcraft enthusiasts, as well as professional operators who require reliability, quality materials, and consistent performance over time.

Military & Tactical Knives

Knives designed for heavy-duty and professional use, where robustness and reliability are paramount. We select world-leading brands such as Extrema Ratio, Zero Tolerance, Ka-Bar, and Cold Steel. Fixed and folding blades developed to withstand extreme conditions.

Sports & Outdoor Knives

From trekking to hiking, from bushcraft to everyday carry (EDC). Discover the Italian excellence of Fox Knives and LionSteel, the Nordic solidity of Fallkniven, and great classics like Opinel and Spyderco.

Collectible & Rare Knives

Custom, vintage, limited edition, and discontinued knives. Through our Approved program, we acquire, evaluate, and certify private collections, offering our customers access to rare, display, and investment-grade blades.

Why choose Coltelleria Collini since 1968

We are not just an e-commerce site, but a historic cutlery shop with direct experience on the products we offer. Buying from us guarantees:

  • Certified Originality: we are official dealers for all brands we carry.
  • Real Stock with fast shipping.
  • Qualified Assistance and technical advice before and after sales.

Knives Catalog PDF Want to know more? Download the Knives Catalog for free (PDF)

Knives FAQ

What is the best knife brand?

There is no absolute "best" brand, but specific leaders for each use. For tactical and professional use, Extrema Ratio and Zero Tolerance are top tier. For outdoor and EDC, Fox, LionSteel, Fallkniven, and Spyderco excel.

Is it legal to buy sports knives online?

Yes, buying sports and collectible knives online is generally legal for adults. However, laws regarding carrying and transporting knives in public vary significantly by country. Always check your local regulations.