Hearts and arrows (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Hearts and arrows" in English language version.

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3web.archive.org

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3gemsociety.org

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2patents.google.com

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2pricescope.com

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1langantiques.com

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1gemconcepts.net

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1thefrenchblue.com

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1jewelsbygrace.com

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1diamondshapes.net

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1britishdiamondcompany.com

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1diamondrocks.co.uk

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1yourdiamondteacher.com

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bonhams.com

"Bonhams : Two highly important Sultanate gem-set gold Rings made for Mu'izz al-Din Muhammad bin Sam (AH 569-602/ AD 1173–1206), the first Muslim conqueror of Delhi (2)". www.bonhams.com. Retrieved 2020-03-31.

britishdiamondcompany.com

"Fancy Cut Diamonds". www.britishdiamondcompany.com. British Diamond Company. Retrieved 10 January 2025.

cutstudy.com

"Russian gemmological server". Retrieved 2009-08-08.
Harding, Bruce. "Faceting Limits".

diamondrocks.co.uk

"History of round brilliant cut diamonds". www.diamondrocks.co.uk. Diamond Rocks. Retrieved 15 January 2025.

diamondshapes.net

Diamond shapes. Diamond shapes. Retrieved on 2013-08-20.

doi.org

Manutchehr-Danai, Mohsen, ed. (2009), "Agastimata book", Dictionary of Gems and Gemology, Springer, p. 10, doi:10.1007/978-3-540-72816-0_262, ISBN 978-3-540-72816-0

folds.net

Marcel Tolkowsky (1919). Diamond Design. Spon & Chamberlain.
Marcel Tolkowsky (1919) Diamond Design, Figure 37. Spon & Chamberlain. Folds.net.
Paulsen, Jasper. Graph of "How pavilion angle and girdle thickness affect the best crown angle and table size".

gemconcepts.net

"Mughal Cut Diamonds – The Search Continues". Retrieved 2024-01-02.

gemsociety.org

Jarret, Diana. "The History of Princess Cut Diamonds". www.gemsociety.org. International Gem Society. Retrieved 15 January 2025.
Rice, Addison. "Hearts and Arrows Diamond: Is it Worth it?". www.gemsociety.org. International Gem Society LLC. Retrieved 10 January 2025.
Clark, Donald. "How to Grade Fancy Cut Diamonds". www.gemsociety.org. International Gem Society LLC. Retrieved 10 January 2025.

gia.edu

gia.edu

"What did Marcel Tolkowsky really say?". Archived from the original on 2006-08-27.
Caspi, Akiva (Summer 1997). "Modern Diamond Cutting and Polishing" (PDF). www.gia.edu. Gemological Institute of America. p. 108. Retrieved 10 January 2025.
Pay, Duncan. "Describing 58-facet Round Brilliant-Cut Diamonds at GIA". www.gia.edu. Gemological Institute of America. Retrieved 15 January 2025.

4cs.gia.edu

"Guide to Diamond Shapes for Engagement Rings". www.gia.edu. Gemological Institute of America. March 21, 2018. Retrieved 10 January 2025.

diamondcut.gia.edu

"New GIA Diamond Grading Report and GIA Diamond Dossier". diamondcut.gia.edu. Gemological Institute of America Inc. Retrieved 28 November 2016.

jewelsbygrace.com

"Old European Cut Diamonds". Jewels by Grace. Retrieved 2023-12-21.

langantiques.com

"A History Of Diamond Cutting | Antique Jewelry University". Retrieved 2020-03-31.

patents.google.com

penn.museum

"Expedition Magazine – Penn Museum". www.penn.museum. Retrieved 2020-03-31.

pricescope.com

"Crown and Pavilion Angles". www.pricescope.com. PriceScope. 2009-04-08. Retrieved 28 November 2016.
Peter Yantzer, American Gem Society Laboratories (2005-03-18). "The Effects of Indexed Upper Half Facets".

thefrenchblue.com

"Book Review: American Cut, The First 100 Years by Al Gilbertson | GemWise / rwwise.com". Retrieved 2023-12-21.

uspto.gov

patft.uspto.gov

Yariv Har (June 2, 2009). "Gemstone with 81 facets". United States Patent D593,440.

web.archive.org

"What did Marcel Tolkowsky really say?". Archived from the original on 2006-08-27.
Cut fuels the diamond’s fire, sparkle, and brilliance. gia.edu
Diamond grading. gemappraisers.com

worthy.com

blog.worthy.com

Federman, David (2022-08-10). "Gem Portrait: Old European Cut Diamonds". Worthy. Retrieved 2023-12-21.

yourdiamondteacher.com

Naturski, Sebastian. "The Diamond Cut – How to Maximize your Diamond's Sparkle". Your Diamond Teacher. Retrieved 28 November 2016.