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Emerald|Lab Grown|IGI

1.91ct E IF Emerald Lab Grown Diamond

EX • E/IF • IGI LG780636733

Shape and cutting style on the report: Emerald cut

Certificate IGI LG780636733

Diamond specifications and retailer prices

From $506 NZD
$284 USD
As of October 27, 2026
Save $6,331 NZD (93%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $6,837 NZD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.91ct lab-grown emerald diamond

This 1.91ct lab-grown emerald sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780636733 or 780636733. Listed at 21 retailers as of October 27, 2026, with prices from $506 to $6,837, a $6,331 spread on the same certified stone. Brilliant Earth lists it at $6,837. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.91
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780636733
Dimensions8.66 × 5.80 × 3.72 mm
L/W Ratio1.49
Culet sizeLarge
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.66 mm5.80 mm1.91 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780636733
Side View
Table 63.0%Crown 35°Girdle: MediumPavilion 41.7°Culet: LargeDepth 64.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $1,233 NZD|Low: $566 NZD|High: $5,333 NZD|Avg: $2,009 NZD|-3.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 29, 2026
Retailer 5$566 NZD
Retailer 2$586 NZD
Retailer 13$908 NZD
Retailer 7$1,031 NZD
Retailer 12$1,189 NZD
Retailer 1$1,233 NZD
Retailer 3$1,253 NZD
Retailer 11$1,613 NZD
Retailer 14$1,752 NZD
Retailer 4$2,174 NZD
Retailer 16$2,411 NZD
Retailer 6$2,515 NZD
Retailer 17$2,578 NZD
Retailer 10$2,788 NZD
Retailer 8$2,979 NZD
Retailer 15$4,487 NZD
Retailer 9$5,279 NZD

41 data points across 17 retailers

21 retailers$506 NZD to $6,837 NZD

A
Cheapest Retailer
-
$506 NZD
$284 USD
A
Retailer 2
-
$566 NZD
$318 USD
View
Final sale: no returns
A
Retailer 3
-
$586 NZD
$329 USD
View
A
Retailer 4
-
$627 NZD
$352 USD
View
A
Retailer 5
-
$908 NZD
$510 USD
View
A
Retailer 6
-
$1,031 NZD
$579 USD
View
A
Retailer 7
-
$1,189 NZD
ZAR 10,789 ZAR
View
A
Retailer 8
-
$1,233 NZD
£545 GBP
View
A
Retailer 9
-
$1,253 NZD
$704 USD
View
A
Retailer 10
-
$1,613 NZD
A$1,394 AUD
View
A
Retailer 11
-
$1,752 NZD
$984 USD
View
B+
Retailer 12
-
$2,174 NZD
$1,221 USD
View
B+
Retailer 13
-
$2,224 NZD
$1,249 USD
View
B+
Retailer 14
-
$2,411 NZD
$1,354 USD
View
B+
Retailer 15
-
$2,515 NZD
$1,412 USD
View
B+
Retailer 16
-
$2,578 NZD
SGD 1,957 SGD
View
B+
Retailer 17
-
$2,788 NZD
£1,233 GBP
View
B+
Retailer 18
-
$2,979 NZD
A$2,574 AUD
View
Price last confirmed 21 days ago
B
Retailer 19
-
$4,487 NZD
$2,520 USD
View
B
Retailer 20
-
$5,279 NZD
$2,965 USD
View
Price last confirmed 22 days ago
Most Expensive
B
Brilliant Earth
22138651Y · Oct 28
$6,837 NZD
$3,840 USD
View
20 more retailers have this diamond
Prices start from $506 NZDSave up to $6,331 NZD

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
1.91ct Emerald
$506 NZD