View detailsGIA Dichroscope (1970s-90s)
$0.00
Gemological catalogue
Products
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View detailsGIA Duplex I Refractometer (c. 1967)
$350.00
View detailsGIA Duplex II Refractometer (Early Gray Edition c. 1979)
$0.00
View detailsGIA Duplex II Refractometer (White Edition c. 1996)
$0.00
View detailsGIA Emerald Filter 1960s
$0.00
View detailsGIA Erb Gray Refractometer (c. Early 1960s)
$0.00
View detailsGIA Erb Gray Refractometer (c. Later 1960s)
$0.00
View detailsGIA Gem Dichroscope (c.1956)
$0.00
View detailsGIA Gem Instruments Immersion Cell (Model 420000) 1990s
$0.00
View detailsGIA Gem Instruments Proportionscope (c.1970s)
$0.00
View detailsGIA GEM Instruments Table-top Spectroscope System (c.1975)
$0.00
View detailsGIA Gem Refractometer (1949)
$0.00
View detailsGIA Gem Refractometer (c. 1948)
$0.00
View detailsGIA Shipley Polariscope 1934
$0.00
View detailsGIA Utility Lamp – Precision Lighting for the Duplex Gem Refractometer
$550.00
View detailsHanneman Dichroscope (c. 1998-2000)
$0.00
View detailsHerbert Smith Gem Refractometer No.1 (c. 1903)
$0.00
View detailsHerbert Smith Refractometer No. 2 (c. 1907)
$0.00
View detailsIGI Challenger Gemological Spectroscope (c. 1980s)
$0.00
View detailsJ. H. Steward Dichroscope (c. 1890–1910)
$0.00
View detailsJH Steward Dichroscope (c.1890-1910)
$0.00
View detailsLondon Dichroscope (c. 1996)
$0.00
View detailsOkuda Diamond Grading Microscope, c. 1978
$0.00
View detailsP.E. Walton Emerald Filter est. 1930s
$0.00
