3 h

Mezza giornata

Lezione

Da sapere su questa attività

How not to fall into the trap of fake gemstones sellers? How to recognize natural gemstones, synthetics, treatment? How to estimate the quality and pricing? You will get answers to all your questions during this class

The class program includes:

Gem identification
- by types
- by origin
- gemstones families
- gemstones optical phenomena

Synthetic & treatement
- Heating
- Glass filling / Fracture filling / Flux Healing
- Irradiation
- Bleaching
- Dyeing
- Diffusion
- Oiling
- Impregnation
- Coating
- Doublet
- Triplet

Pricing & Grading

4C's:

Color

Clarity

Cut

Carat weight

Leave the class with a higher understanding of where gemstones come from and how to successfully identify their various facets.

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Incluso

Hotel pickup and drop-off (if option selected)
All taxes, fees and handling charges
Professional guide

Non incluso

Personal expenses
Gratuities

Extra

Confirmation will be received within 48 hours of booking, subject to availability
A maximum of 10 people per booking
Wheelchair accessible
Stroller accessible
Transportation is wheelchair accessible
Surfaces are wheelchair accessible
Most travelers can participate

Funzioni

Turismo

85%

Culturale

75%

Originale

20%

Adrenalina

15%

Recensioni

3.7

3

C

Cheri B

5 | 2017-04-05

Philippe was knowledgeable and very thorough in his explanations, not to mention very generous with his time. My three hour workshop stretched to nearly four hours and left me wanting to study gemology because it was so interesting!

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