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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 $318 SGD
$248 USD
As of October 27, 2026
Save $4,053 SGD (93%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,371 SGD 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 $318 to $4,371, a $4,053 spread on the same certified stone. Brilliant Earth lists it at $4,371. 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
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $4,371 SGD|Low: $318 SGD|High: $4,563 SGD|Avg: $1,386 SGD|-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$318 SGD
Retailer 8$641 SGD
Retailer 4$660 SGD
Retailer 7$764 SGD
Retailer 5$919 SGD
Retailer 9$1,093 SGD
Retailer 3$1,266 SGD
Retailer 2$1,587 SGD
Retailer 10$2,852 SGD
Brilliant Earth$4,371 SGD

27 data points across 10 retailers

13 retailers$318 SGD to $4,371 SGD

A
Cheapest Retailer
-
$318 SGD
$248 USD
A
Retailer 2
-
$360 SGD
$281 USD
View
Price last confirmed 37 days ago
A
Retailer 3
-
$418 SGD
$326 USD
View
Price last confirmed 34 days ago
A
Retailer 4
-
$641 SGD
$500 USD
View
A
Retailer 5
-
$660 SGD
$515 USD
View
A
Retailer 6
-
$764 SGD
€568 EUR
View
A
Retailer 7
-
$919 SGD
A$1,103 AUD
View
A
Retailer 8
-
$1,093 SGD
$853 USD
View
A
Retailer 9
-
$1,266 SGD
$988 USD
View
B+
Retailer 10
-
$1,434 SGD
$1,119 USD
View
Price last confirmed 32 days ago
B+
Retailer 11
-
$1,587 SGD
£975 GBP
View
B
Retailer 12
-
$2,852 SGD
$2,225 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
21497275A · Oct 29
$4,371 SGD
$3,410 USD
View
12 more retailers have this diamond
Prices start from $318 SGDSave up to $4,053 SGD

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
$318 SGD