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GIA Gem Refractometer (1949)
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GIA Gem Refractometer (1949)

GIA Gem Refractometer (1949)
$0.00
$0.00
GIA Gem Refractometer (c. 1948)
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GIA Gem Refractometer (c. 1948)

GIA Gem Refractometer (c. 1948)
$0.00
$0.00
GIA Shipley Polariscope 1934
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GIA Shipley Polariscope 1934

GIA Shipley Polariscope 1934
$0.00
$0.00
GIA Utility Lamp – Precision Lighting for the Duplex Gem Refractometer

GIA Utility Lamp – Precision Lighting for the Duplex Gem Refractometer

GIA Utility Lamp – Precision Lighting for the Duplex Gem Refractometer
$550.00
$550.00
Herbert Smith Gem Refractometer No.1 (c. 1903)
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Herbert Smith Gem Refractometer No.1 (c. 1903)

Herbert Smith Gem Refractometer No.1 (c. 1903)
$0.00
$0.00
Herbert Smith Refractometer No. 2 (c. 1907)
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Herbert Smith Refractometer No. 2 (c. 1907)

Herbert Smith Refractometer No. 2 (c. 1907)
$0.00
$0.00
IGI Challenger Gemological Spectroscope (c. 1980s)
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IGI Challenger Gemological Spectroscope (c. 1980s)

IGI Challenger Gemological Spectroscope (c. 1980s)
$0.00
$0.00
J. H. Steward Dichroscope (c. 1890–1910)
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J. H. Steward Dichroscope (c. 1890–1910)

J. H. Steward Dichroscope (c. 1890–1910)
$0.00
$0.00
JH Steward Dichroscope (c.1890-1910)
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JH Steward Dichroscope (c.1890-1910)

JH Steward Dichroscope (c.1890-1910)
$0.00
$0.00
P.E. Walton Emerald Filter est. 1930s
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P.E. Walton Emerald Filter est. 1930s

P.E. Walton Emerald Filter est. 1930s
$0.00
$0.00
Rain Forest Jasper (Rhyolite) 46x34

Rain Forest Jasper (Rhyolite) 46x34

Rain Forest Jasper (Rhyolite) 46x34
$30.00
$30.00
Rayner Bench Polariscope (c.1950s~60s)
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Rayner Bench Polariscope (c.1950s~60s)

Rayner Bench Polariscope (c.1950s~60s)
$0.00
$0.00
Rayner Chelsea Colour Filter 1978
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Rayner Chelsea Colour Filter 1978

Rayner Chelsea Colour Filter 1978
$0.00
$0.00
Rayner Dialdex Refractometer (c. 1972)
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Rayner Dialdex Refractometer (c. 1972)

Rayner Dialdex Refractometer (c. 1972)
$0.00
$0.00
Rayner Refractometer (c. 1947)
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Rayner Refractometer (c. 1947)

Rayner Refractometer (c. 1947)
$0.00
$0.00
Rayner “Blende” Refractometer (c. 1939)
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Rayner “Blende” Refractometer (c. 1939)

Rayner “Blende” Refractometer (c. 1939)
$0.00
$0.00

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