The right tools for gemological studies

Expand your opportunities and access untapped sources of inspiration.
Prices are marked in swiss francs CHF. The actual exchange rates for US$ and EUR are marked at the bottom of the page.
Delivery from our stock in Switzerland plus transport costs. All prices are subject to change.

Basic gemmological tools
Gemstone tweezer with lock CHF10.-
Loupe 10x corrected aplanatic + chromatic manual CHF34.-
Darkfield Loupe 10x corrected aplanatic + chromatic CHF55.-
Polariscope with light source manual CHF55.-
Refractometer manual CHF367.-
Refractometer liquid CHF65.-
Blue Chart - tables of gemstone identification Eddition 2019 details CHF58.-
Dicroscope manual CHF107.-
Spectroscope OPL manual CHF100.-
Chelsea - Jadeite Filter manual CHF61.-
Ruby Filter CHF61.-
Diamond tester manual CHF88.-
Diamond - Moissanite Combination tester manual CHF228.-
Gemstone carat-gr scale 2'500 x 0.1 ct / 500 x 0.01 gr CHF141.-
Diamond scale 100 x 0.01 ct CHF74.-
Hydrostatic equipment manual CHF40.-
Digital caliper 156mm x 0.01mm CHF64.-
World map of gem deposits CHF20.-
Digital refractometer test report CHF650.-

Travel cases for your Gemmological instruments
You may order travelcases equipped according to your needs. Select your tools in the list above.

Rough gemstone identification kit
CHF 582.-

Briefcase
CHF 1'488.-

Travelcase medium
CHF 1'488.-

Travellab small KA41
CHF 3'300.-

Travellab KA52
CHF 8'250.-

Gemmological instruments   ~   Gemmological instruments

Krüss Tweezers
CHF 35.-

Tweezers with lock
CHF 10.-

Tweezers Titanium
CHF 21.-

World map of gem deposits
CHF 20.-

Darkfield loupe 10x
triplet, aplanatic & chromatic corrected
CHF 55.-

Pocket Polariscope with light source
CHF 55.-

Pocket Polariscope with integrated LED light source
CHF 76.-

A brief review of gemstone optical properties
from a lapidary's perspective by Sandrine Kunz
CHF 15.-

Loupe 10x / 21mm triplet, aplanatic & achromatic corrected with LED ring lamp, recharge with USB cable on your laptop or AC/DC adapter / 100-240 Volt input
CHF 119.-

Loupe 50x
CHF 32.-

Loupe 10x 18mm
triplet, aplanatic & achromatic corrected
CHF 34.-

Loupe 10x+20x
triplet, aplanatic & achromatic corrected
CHF 71.-

Krüss Loupe 10x 21mm
triplet, aplanatic & achromatic corrected
CHF 62.-

Krüss Loupe 15x 18mm
triplet, aplanatic & achromatic corrected
CHF 40.-

Krüss Loupe 20x 18mm & 21mm, triplet, aplanatic & achromatic corrected
CHF 40.- / 62.-

Special loups
triplet, aplanatic & achromatic corrected

Krüss Refractometer with sodium filter
CHF 1'130.-

Refractometer with sodium filter for external illumination and integrated LED light source
CHF 590.-

Refractometer with integrated LED light source
CHF 367.-

Refractometer liquid RI 1.79
Volume 10ml
CHF 65.-

Option external sodium light source LED 220V for Krüss Refractometer
CHF 125.-

Digiatal refractometer
RI 1.200 - 3.000
CHF 650.-

Desktop Polariscope
CHF 243.-

Blue Chart - tables of gemstone identification.
Edition 2019 with 79 color absorption spectrums
CHF 58.-
High precision

Pocket Balance
20x0.002gr / 100x0.01ct
CHF 74.-
High precision

Mini digital scale
20x0.002gr / 100x0.01ct
calibration
CHF 70.-


Vernier Caliper
100mm x 0.1mm
CHF 45.-


Digital caliper
104mm x 0.01mm
CHF 64.-
Medium precision wide range

Pocket Balance
500x0.01gr / 2500x0.1ct
CHF 141.-
Medium precision

200A mini scale
Transportable gem scale
200x0.01gr / 1000x0.05ct
CHF 29.-


Hydrostatic accessory for
all scales
CHF 40.-

Pocket Balance
3000x0.1gr / 15000x0.5ct
CHF 59.-

Krüss gold scale GW50
350x0.1gr
CHF 26.-

Mechanical gem scale
250 x 0.01 ct
CHF 69.-

Diamond tester small
Does not recognize Moissanite
CHF 88.-

Presidium Multi Tester III
CHF 446.-

Diamond Moissanit tester
separates only diamonds from Moissanit
CHF 190.-

Diamond Moissanit Combo tester
CHF 228.-

Dichroscope
CHF 107.-

Ruby filter
CHF 61.-

Jadeite - Chelsea filter
CHF 61.-

OPL Booklet
A students guide to spectrography
CHF 24.-

Original OPL
Teacher diffraction grating spectroscope
CHF 136.-

Original OPL
Poket diffraction grating spectroscope
CHF 100.-

Diffraction grating spectroscope
with adjustable focus
CHF 110.-

Krüss Spectroscope
with prism and adjustable slit and focus
CHF 250.-

Spectroscope
with prism and adjustable focus
CHF 154.-

Spectroscope
with prism
CHF 170.-

Spectroscope
with prism, adjustable slit and focus
CHF 240.-

Krüss Spectroscope with prism, wavelength scale, adjustable slit and focus
CHF 452.-

Zeiss Microscope 8x - 32x with GIA stand, tilting base - tungsten halogen lamp bright field / darkfield - with sliding baffle and iris diaphragm - Stoneholder - Cold light fibre optic - full 360° rotation - 220Volt
KSW-6000
CHF 3122.-

Stereo Zoom Microscope 10x - 40x with photo - video adapter, reflected light, transmitted light, darkfield and Stoneholder
CHF 1'103.-

Krüss Microscope
7x - 45x zoom

Reflected - Transmitted light - Stoneholder - Darkfield
KSW-5000
CHF 969 .-

Krüss Microscope
7x - 45x zoom
with photo - video adapter
Reflected - Transmitted light - Stoneholder - Darkfield
KSW-5000T
CHF 1'132.-

Presentation tray with 25 or 9 stone boxes with glass cover
CHF 60.- or CHF 30.-

Daylight Ringlamp
for microscope
220-230 Volt
CHF 151.-

Daylight Ringlamp with
56 LED for microscope
100-230Volt
CHF 249.-

Hearts & Arrows to control ideal diamond proportions
CHF 27.-

Krüss Microscope 10x + 30x
Reflected - Transmitted light - Stoneholder - Darkfield

Vertical setup
KSW-4000
CHF 464.-

Krüss Microscope 10x + 30x
Reflected - Transmitted light - Stoneholder - Darkfield - Cold light
Vertical setup
KSW-4000K
CHF 943.-

Krüss Microscope 10x + 30x
Reflected - Transmitted light - Stoneholder - Darkfield - Cold light - Immersion cell Horizontal or Vertical setup
KSW-4000KW
CHF 1'257.-
Learn the proper use of these tools, and take a class in gemmology

Payment options
Bank transfer or


Credit card is accepted
only if the customer is
present at the point of sale.
Exchange rate 1 CHF swiss franc equals

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