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Emerald|Lab Grown|IGI

1.81ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG729515551

Shape and cutting style on the report: Emerald cut

Certificate IGI LG729515551

Diamond specifications and retailer prices

From $474 NZD
$266 USD
As of October 30, 2026
Save $4,013 NZD (89%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,487 NZD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.81ct lab-grown emerald diamond

This 1.81ct 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 LG729515551 or 729515551. Listed at 19 retailers as of October 28, 2026, with prices from $474 to $4,487, a $4,013 spread on the same certified stone. Rare Carat lists it at $4,487. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.6°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729515551
Dimensions8.18 × 5.85 × 3.73 mm
L/W Ratio1.40
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
8.18 mm5.85 mm1.81 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729515551
Side View
Table 63.0%Crown 29.6°Girdle: MediumPavilion 35°Culet: LargeDepth 63.8%

Caratlytics Score

How it works →
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 30
Current: $4,487 NZD|Low: $454 NZD|High: $4,576 NZD|Avg: $1,445 NZD|-1.9%
Rare Carat
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
Retailer 18
October 30, 2026
Retailer 18$474 NZD
Retailer 8$529 NZD
Retailer 5$550 NZD
Retailer 3$588 NZD
Retailer 17$588 NZD
Retailer 16$815 NZD
Retailer 13$819 NZD
Retailer 11$1,009 NZD
Retailer 9$1,075 NZD
Retailer 2$1,123 NZD
Retailer 12$1,366 NZD
Retailer 15$1,805 NZD
Retailer 4$1,889 NZD
Retailer 7$2,261 NZD
Retailer 10$2,279 NZD
Retailer 14$2,356 NZD
Retailer 6$2,501 NZD
Rare Carat$4,487 NZD

45 data points across 18 retailers

19 retailers$474 NZD to $4,487 NZD

A
Cheapest Retailer
-
$474 NZD
$266 USD
A
Retailer 2
-
$529 NZD
$297 USD
View
Final sale: no returns
A
Retailer 3
-
$550 NZD
$309 USD
View
A
Retailer 4
-
$588 NZD
$330 USD
View
A
Retailer 5
-
$588 NZD
$330 USD
View
B+
Retailer 6
-
$815 NZD
$458 USD
View
A
Retailer 7
-
$819 NZD
$460 USD
View
A
Retailer 8
-
$1,009 NZD
ZAR 9,157 ZAR
View
A
Retailer 9
-
$1,075 NZD
$604 USD
View
A
Retailer 10
-
$1,123 NZD
£497 GBP
View
A
Retailer 11
-
$1,366 NZD
A$1,180 AUD
View
A
Retailer 12
-
$1,805 NZD
$1,014 USD
View
A
Retailer 13
-
$1,889 NZD
$1,061 USD
View
B+
Retailer 14
-
$1,979 NZD
$1,112 USD
View
B+
Retailer 15
-
$2,261 NZD
$1,270 USD
View
B+
Retailer 16
-
$2,356 NZD
£1,042 GBP
View
B+
Retailer 17
-
$2,486 NZD
$1,396 USD
View
B+
Retailer 18
-
$2,501 NZD
$1,404 USD
View
Most Expensive
B
Rare Carat
SS18596_l_729515551 · Oct 28
$4,487 NZD
$2,520 USD
View
18 more retailers have this diamond
Prices start from $474 NZDSave up to $4,013 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
1.81ct Emerald
$474 NZD