Client equipment

We use only the best equipment. A professional approach to numismatics calls for top-grade instruments. Below is an overview of the devices and tools we use to assess, protect and document your collections. All of this equipment is on hand at our shop in Smíchov, where we are glad to demonstrate it.

Measuring instruments

Balances and precision measurement

Both Vibra SJ-220CE balances are certified and sealed every year by an authorised metrology centre.
For an instant accuracy check on the spot, we use a certified 50 g weight to demonstrate the reliability of the measurement at any time.

Vibra SJ-220CE precision laboratory balance with external display
For clients

Vibra SJ-220CE With an external display for clients

A balance kept in the shop itself. The external display lets clients follow the weight of coins, bars and precious metals in real time, giving you full oversight of the weighing process.

Vibra SJ-220CE precision laboratory balance for internal use
Auctions and e-shop

Vibra SJ-220CE Internal balance

An identical top-grade model for our internal processes: weighing material as it is taken in for auction and for the e-shop. It guarantees the same certified accuracy as the balance in the shop.

More about the balances

Technical specifications and certification of the Vibra SJ-220CE balances:

  • Both balances: maximum capacity 220 g, accuracy 0.001 g (1 mg)
  • Client balance: external display for maximum transparency
  • Auction and e-shop balance: internal use, the same top-grade accuracy
  • Annual certification: both balances are certified and sealed by an authorised centre
  • Accuracy check: with a certified 50 g weight on the spot in the shop

Vibra SJ-220CE manual (PDF)

digiMax digital pocket calliper
Gauges

Digital calliper Top quality from top-grade materials

A high-grade non-metallic material with a 60 % glass-fibre content. Made in Switzerland. The composite material is entirely gentle on a coin's surface and will not scratch it. It measures to an accuracy of 0.01 mm.

More about the calliper

digiMax digital calliper — technical parameters:

  • Material: non-metallic composite with a 60 % glass-fibre content, gentle on coins
  • Made in: Switzerland
  • Measuring range: 150 mm
  • Reading accuracy: 0.01 mm / 0.0005 inch
  • Functions: external, internal and depth measurement
  • Auto power-off: after 5 minutes of inactivity
  • Display: 5-digit digital, digit height 7.5 mm
  • Other functions: zero setting, mm/inch switching

Operating instructions (PDF)

Would you like to verify the measurement in person?

At the shop we are glad to show you the weighing, the check weight and the gentle measurement of a coin's diameter.

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