New stones available
14 de March de 2023
I’m currently cutting new stones under special orders, and also preparing some stock to launch a dedicated web site were
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Exceptional green sphalerite
15 de May de 2021
Here is an update of the story of the virtual rough planning for gem faceting, using photogrammetry. To read my
Virtual rough planning for gemstone faceting
3 de April de 2021
Rough planning is an important operation to maximize the weight of the gemstone to be cut from a rough piece.
My new “Campanadas” faceting design – making off
29 de December de 2020
In November 2020, my friend and renown jeweler Lisi Fracchia asked me to cut some special gemstones, as she was
Faceting process
18 de November de 2020
I publish here some pictures of the faceting process, for a parcel of small trillion cut sphalerites that I cut
Spectacular 90.81 ct sphalerite!
1 de November de 2020
This stone is for sure one of the best sphalerites I ever cut! It was an exceptional piece of rough
Trying new cuts – Gnom’s Geode
23 de August de 2020
This is the first time I’m trying this new cut – Gnom’s Geode by Arya Akhavan – in sphalerite! I
My viral sphalerite on Facebook – 2.7M reached!
19 de January de 2019
This was a curious case, one of my very nice sphalerites uploaded to Facebook reached more than 2.7 million people,
Presentation of the cut “50th Anniversary of the IGE”
14 de November de 2017
This is a special design dedicated to the jubilee of the Spanish Gemological Institute, in November 2017. Above, 25-carat sphalerite, faceted
Faceting design Maternity La Paz
8 de March de 2012
Here are some pictures of a very special gem that I cut for my wife. The story starts here: It
New stones available
14 de March de 2023
I’m currently cutting new stones under special orders, and also preparing some stock to launch a dedicated web site were
Exceptional green sphalerite
15 de May de 2021
Here is an update of the story of the virtual rough planning for gem faceting, using photogrammetry. To read my
Virtual rough planning for gemstone faceting
3 de April de 2021
Rough planning is an important operation to maximize the weight of the gemstone to be cut from a rough piece.
My new “Campanadas” faceting design – making off
29 de December de 2020
In November 2020, my friend and renown jeweler Lisi Fracchia asked me to cut some special gemstones, as she was
Faceting process
18 de November de 2020
I publish here some pictures of the faceting process, for a parcel of small trillion cut sphalerites that I cut
Spectacular 90.81 ct sphalerite!
1 de November de 2020
This stone is for sure one of the best sphalerites I ever cut! It was an exceptional piece of rough
Trying new cuts – Gnom’s Geode
23 de August de 2020
This is the first time I’m trying this new cut – Gnom’s Geode by Arya Akhavan – in sphalerite! I
My viral sphalerite on Facebook – 2.7M reached!
19 de January de 2019
This was a curious case, one of my very nice sphalerites uploaded to Facebook reached more than 2.7 million people,
Presentation of the cut “50th Anniversary of the IGE”
14 de November de 2017
This is a special design dedicated to the jubilee of the Spanish Gemological Institute, in November 2017. Above, 25-carat sphalerite, faceted
Faceting design Maternity La Paz
8 de March de 2012
Here are some pictures of a very special gem that I cut for my wife. The story starts here: It