Kobold · Phantom

Strap for Phantom Tactical Chronograph DLC / Black / Bracelet

Takes 20 mm straps. Verified lug width, the straps that fit this model, and answers to the most common questions.

Lug width20 mm
Case diameter41 mm
ReferenceKN 321866-2
FamilyPhantom
MovementETA caliber 7750 Hours, Minutes, Small Seconds | Date, Day | Chronograph
CaseStainless Steel

Spring bar

Swiss Standard universal spring bars

The right category for this model · 316L steel, all lug widths 13–26 mm

Straps for the Phantom KN 321866-2

Selected for the 20 mm lug width · workshop selection

All 20 mm straps →

The Phantom KN 321866-2, seen from the bench

The Kobold Phantom KN 321866-2 is a 41mm stainless steel chronograph featuring an ETA caliber 7750 movement beating at 28,800 vph. The watch features a three-counter chronograph complication with date and day, housed in a brushed steel case that embodies functional design without ornamentation. The 20mm lug width is precisely proportioned to the case diameter, maintaining optimal biomechanical balance and requiring a correspondingly refined strap.

Frequently asked questions

What is the exact lug width of the Kobold Phantom KN 321866-2?

The lug width of the Kobold Phantom KN 321866-2 is precisely 20mm. This measurement is defined by the distance between the inner lugs where the spring bars insert. Always verify with a digital calliper, measuring internally within the case to ensure perfect compatibility with your new strap.

Which strap pairs best with the Kobold Phantom KN 321866-2?

The Phantom KN 321866-2 pairs elegantly with both noble leather straps (alligator, shell cordovan, vegetable-tanned calf) and functional solutions such as NATO or FKM rubber. For formal applications, choose alligator in bordeaux or shell cordovan; for operational contexts, prefer satin NATO or black rubber. The choice depends on intended use: this German tool watch adapts naturally to both stylistic languages.

How do I change the strap on a Kobold Phantom KN 321866-2?

Remove the watch from your wrist. Using a spring bar tool, position it horizontally beneath one of the lug holes. Press gently to retract the spring bar, then extract the old strap. Align the new strap with the spring bars and release pressure until the pin clicks into position. Verify that the strap is secured firmly before wearing.

Can I use an aftermarket 20mm strap on a Kobold watch?

Yes, provided the strap is certified for 20mm lug width. Atelier Casati Milano recommends measuring internally within the Kobold Phantom KN 321866-2 case with a digital calliper before purchasing, to exclude manufacturing tolerances. Artisan-quality straps maintain dimensional precision; some economy straps may vary by ±0.5mm, making the fit imprecise.

How long does a leather strap last on the Kobold Phantom KN 321866-2?

A noble leather strap (alligator, calf, cordovan) subjected to daily wear and regular maintenance lasts 3–5 years before significant wear becomes visible. The strap accumulates natural patina, enhancing aesthetic appeal. Longevity depends on ambient humidity, sweat pH, and cleaning frequency. Rubber and NATO straps offer superior durability (5–8 years), though rotation with others preserves elasticity.

The next step

The right strap isn't chosen. It is built, together.

From the atelier appointment to delivery, every step is made for those who know that things done well take time. Rare leathers, one piece at a time, eighteen months of warranty.

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Casati Milano · Via XX Settembre 15, Milan · by appointment only