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PAVILION MAIN FACET [4 records]

Filter results by subject field Alphabetical list of terms

Filter results by subject field

Alphabetical list of terms

Record 1 2017-04-13

English

Subject field(s)
  • Gemmology
  • Diamond Industry
DEF

A main facet on the crown and pavilion that is positioned at the widest dimension of the diamond.

CONT

There can be two or four belly facets.

CONT

List the typical facets of a heart shape ...: a) girdle; b) table; 2 head facets; 2 shoulder facets; 2 belly facets; 2 wing facets; 8 stars; 16 halves ...

OBS

Oval, pear, heart and marquise cuts.

French

Domaine(s)
  • Gemmologie
  • Industrie diamantaire
DEF

Facette principale sur la couronne et la culasse dans la partie la plus large du diamant.

CONT

Les facettes d'excédent peuvent être au nombre de deux ou de quatre.

OBS

Tailles ovale, poire, cœur et marquise.

Spanish

Save record 1

Record 2 2017-04-12

English

Subject field(s)
  • Gemmology
  • Diamond Industry
DEF

A crown and pavilion main facet adjacent to the head facet on pear and heart fancy shapes.

CONT

List the typical facets of a heart shape (see Figure F 18): a) girdle; b) table; 2 head facets; 2 shoulder facets; 2 belly facets; 2 wing facets; 8 stars; 16 halves ...

French

Domaine(s)
  • Gemmologie
  • Industrie diamantaire
DEF

Facette principale de couronne et de culasse adjacente à la facette de tête de couronne d'un diamant de taille fantaisie, poire ou cœur.

Spanish

Save record 2

Record 3 2004-07-12

English

Subject field(s)
  • Gemmology
  • Diamond Industry
CONT

Describe off-set mains : a) created on pavilions of oval, marquise, pear and radiant shapes; b) pavilion mains align with the crown main facet ribs instead of the crown main facets :pavilion mains are indexed halfway between the crown mains(see Figure F 12), e. g., if the crown mains are indexed at 30°, the pavilion mains would be indexed at 15° and 45°.

Key term(s)
  • offset main

French

Domaine(s)
  • Gemmologie
  • Industrie diamantaire

Spanish

Save record 3

Record 4 2004-07-08

English

Subject field(s)
  • Gemmology
  • Diamond Industry
DEF

A facet configuration created on the pavilion of oval, marquise, pear and radiant fancy shapes where the pavilion mains coincide with the crown main facets’ ribs instead of with the crown main facets.

OBS

Figure F 12.

Key term(s)
  • offset
  • offset alignment
  • offset crown/pavilion alignment

French

Domaine(s)
  • Gemmologie
  • Industrie diamantaire
DEF

Se dit lorsque les facettes principales de culasse d'un diamant de taille ovale, marquise, poire ou radiant ne coïncident pas exactement avec les facettes principales de couronne.

Key term(s)
  • alignement couronne-culasse décalé
  • alignement couronne-culasse off-set
  • alignement couronne/culasse offset
  • alignement offset
  • alignement couronne-culasse offset

Spanish

Save record 4

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