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Emerald|Lab Grown|IGI

1.55ct E IF Emerald Lab Grown Diamond

ID • E/IF • IGI LG831621335

Shape and cutting style on the report: Emerald cut

Certificate IGI LG831621335

Diamond specifications and retailer prices

From $442 NZD
$248 USD
As of October 27, 2026
Save $5,630 NZD (93%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $6,072 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.55ct lab-grown emerald diamond

This 1.55ct 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 LG831621335 or 831621335. Listed at 13 retailers as of October 27, 2026, with prices from $442 to $6,072, a $5,630 spread on the same certified stone. Brilliant Earth lists it at $6,072. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831621335
Dimensions7.63 × 5.58 × 3.54 mm
L/W Ratio1.37
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.63 mm5.58 mm1.55 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG831621335
Side View
Table 65.0%Crown 33.9°Girdle: Slightly ThickPavilion 37.1°Culet: LargeDepth 63.4%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $6,072 NZD|Low: $442 NZD|High: $6,339 NZD|Avg: $1,926 NZD|-4.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 6$442 NZD
Retailer 8$890 NZD
Retailer 4$917 NZD
Retailer 7$1,062 NZD
Retailer 5$1,277 NZD
Retailer 9$1,519 NZD
Retailer 3$1,759 NZD
Retailer 2$2,205 NZD
Retailer 10$3,962 NZD
Brilliant Earth$6,072 NZD

27 data points across 10 retailers

13 retailers$442 NZD to $6,072 NZD

A
Cheapest Retailer
-
$442 NZD
$248 USD
A
Retailer 2
-
$500 NZD
$281 USD
View
Price last confirmed 37 days ago
A
Retailer 3
-
$580 NZD
$326 USD
View
Price last confirmed 34 days ago
A
Retailer 4
-
$890 NZD
$500 USD
View
A
Retailer 5
-
$917 NZD
$515 USD
View
A
Retailer 6
-
$1,062 NZD
€568 EUR
View
A
Retailer 7
-
$1,277 NZD
A$1,103 AUD
View
A
Retailer 8
-
$1,519 NZD
$853 USD
View
A
Retailer 9
-
$1,759 NZD
$988 USD
View
B+
Retailer 10
-
$1,992 NZD
$1,119 USD
View
Price last confirmed 32 days ago
B+
Retailer 11
-
$2,205 NZD
£975 GBP
View
B
Retailer 12
-
$3,962 NZD
$2,225 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
21497275A · Oct 29
$6,072 NZD
$3,410 USD
View
12 more retailers have this diamond
Prices start from $442 NZDSave up to $5,630 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
1.55ct Emerald
$442 NZD