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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 $404 AUD
$284 USD
As of October 27, 2026
Save $5,062 AUD (93%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $5,466 AUD at Brilliant Earth · As of October 29, 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 $404 to $5,466, a $5,062 spread on the same certified stone. Brilliant Earth lists it at $5,466. 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: $986 AUD|Low: $453 AUD|High: $4,263 AUD|Avg: $1,606 AUD|-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$453 AUD
Retailer 2$468 AUD
Retailer 13$726 AUD
Retailer 7$824 AUD
Retailer 12$951 AUD
Retailer 1$986 AUD
Retailer 3$1,002 AUD
Retailer 11$1,290 AUD
Retailer 14$1,401 AUD
Retailer 4$1,738 AUD
Retailer 16$1,927 AUD
Retailer 6$2,010 AUD
Retailer 17$2,061 AUD
Retailer 10$2,229 AUD
Retailer 8$2,381 AUD
Retailer 15$3,587 AUD
Retailer 9$4,220 AUD

41 data points across 17 retailers

21 retailers$404 AUD to $5,466 AUD

A
Cheapest Retailer
-
$404 AUD
$284 USD
A
Retailer 2
-
$453 AUD
$318 USD
View
Final sale: no returns
A
Retailer 3
-
$468 AUD
$329 USD
View
A
Retailer 4
-
$501 AUD
$352 USD
View
A
Retailer 5
-
$726 AUD
$510 USD
View
A
Retailer 6
-
$824 AUD
$579 USD
View
A
Retailer 7
-
$951 AUD
ZAR 10,789 ZAR
View
A
Retailer 8
-
$986 AUD
£545 GBP
View
A
Retailer 9
-
$1,002 AUD
$704 USD
View
A
Retailer 10
-
$1,290 AUD
View
A
Retailer 11
-
$1,401 AUD
$984 USD
View
B+
Retailer 12
-
$1,738 AUD
$1,221 USD
View
B+
Retailer 13
-
$1,778 AUD
$1,249 USD
View
B+
Retailer 14
-
$1,927 AUD
$1,354 USD
View
B+
Retailer 15
-
$2,010 AUD
$1,412 USD
View
B+
Retailer 16
-
$2,061 AUD
SGD 1,957 SGD
View
B+
Retailer 17
-
$2,229 AUD
£1,233 GBP
View
B+
Retailer 18
-
$2,381 AUD
View
Price last confirmed 21 days ago
B
Retailer 19
-
$3,587 AUD
$2,520 USD
View
B
Retailer 20
-
$4,220 AUD
$2,965 USD
View
Price last confirmed 22 days ago
Most Expensive
B
Brilliant Earth
22138651Y · Oct 29
$5,466 AUD
$3,840 USD
View
20 more retailers have this diamond
Prices start from $404 AUDSave up to $5,062 AUD

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
$404 AUD