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Emerald|Lab Grown|IGI

1.31ct E SI1 Emerald Lab Grown Diamond

ID • E/SI1 • IGI LG550230509

Shape and cutting style on the report: Emerald cut

Certificate IGI LG550230509

Diamond specifications and retailer prices

From $226 SGD
$176 USD
As of October 30, 2026
Save $1,466 SGD (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,692 SGD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.31ct lab-grown emerald diamond

This 1.31ct lab-grown emerald sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG550230509 or 550230509. Listed at 18 retailers as of October 29, 2026, with prices from $226 to $1,692, a $1,466 spread on the same certified stone. Do Amore Diamonds lists it at $1,692. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.31
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.8°
Pavilion angle41.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG550230509
Dimensions7.61 × 5.09 × 3.41 mm
L/W Ratio1.50
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.61 mm5.09 mm1.31 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG550230509
Side View
Table 63.5%Crown 29.8°Girdle: MediumPavilion 41.7°Culet: LNGDepth 67.0%

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: $1,692 SGD|Low: $179 SGD|High: $1,807 SGD|Avg: $889 SGD|+1.5%
Do Amore Diamonds
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
Retailer 19
October 30, 2026
Retailer 9$226 SGD
Retailer 19$251 SGD
Retailer 15$261 SGD
Retailer 6$279 SGD
Retailer 13$279 SGD
Retailer 17$377 SGD
Retailer 2$563 SGD
Retailer 4$621 SGD
Retailer 7$699 SGD
Retailer 14$846 SGD
Retailer 18$853 SGD
Retailer 5$992 SGD
Retailer 10$1,038 SGD
Retailer 3$1,128 SGD
Retailer 11$1,139 SGD
Retailer 8$1,214 SGD
Retailer 16$1,433 SGD
Retailer 12$1,444 SGD
Do Amore Diamonds$1,692 SGD

42 data points across 19 retailers

18 retailers$226 SGD to $1,692 SGD

A
Cheapest Retailer
-
$226 SGD
$176 USD
A
Retailer 2
-
$251 SGD
$196 USD
View
Final sale: no returns
A
Retailer 3
-
$261 SGD
$204 USD
View
A
Retailer 4
-
$279 SGD
$218 USD
View
A
Retailer 5
-
$279 SGD
$218 USD
View
B+
Retailer 6
-
$377 SGD
$294 USD
View
A
Retailer 7
-
$563 SGD
£346 GBP
View
B+
Retailer 8
-
$621 SGD
$484 USD
View
B+
Retailer 9
-
$699 SGD
$545 USD
View
B+
Retailer 10
-
$846 SGD
$660 USD
View
B+
Retailer 11
-
$853 SGD
CA$924 CAD
View
B
Retailer 12
-
$992 SGD
$774 USD
View
B
Retailer 13
-
$1,038 SGD
$810 USD
View
B
Retailer 14
-
$1,128 SGD
$880 USD
View
B
Retailer 15
-
$1,214 SGD
$947 USD
View
B
Retailer 16
-
$1,433 SGD
$1,118 USD
View
B
Retailer 17
-
$1,444 SGD
£887 GBP
View
Most Expensive
B
Do Amore Diamonds
25-121080-009 · Oct 29
$1,692 SGD
$1,320 USD
View
17 more retailers have this diamond
Prices start from $226 SGDSave up to $1,466 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
1.31ct Emerald
$226 SGD