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Emerald|Lab Grown|IGI

1.01ct J SI1 Emerald Lab Grown Diamond

ID • J/SI1 • IGI LG407997020

Shape and cutting style on the report: Emerald cut

Certificate IGI LG407997020

Diamond specifications and retailer prices

From $1,165 SGD
As of November 6, 2026
Save $3,406 SGD (75%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $4,571 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 1.01ct lab-grown emerald diamond

This 1.01ct lab-grown emerald sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG407997020 or 407997020. Listed at 9 retailers as of November 5, 2026, with prices from $1,165 to $4,571, a $3,406 spread on the same certified stone. MOH London lists it at $4,571. 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

1.01
Carat
J
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle23°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407997020
Dimensions6.79 × 4.81 × 3.20 mm
L/W Ratio1.41
Culet sizeLong
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
6.79 mm4.81 mm1.01 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG407997020
Side View
Table 62.0%Crown 23°Girdle: MED-STKPavilion 39.5°Culet: LNGDepth 66.5%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $4,571 SGD|Low: $1,119 SGD|High: $4,644 SGD|Avg: $2,285 SGD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 4$1,165 SGD
Retailer 5$1,351 SGD
Retailer 7$1,351 SGD
Retailer 2$1,577 SGD
Retailer 8$1,975 SGD
Retailer 6$2,168 SGD
Retailer 3$3,007 SGD
MOH London$4,571 SGD

19 data points across 8 retailers

9 retailers$1,165 SGD to $4,571 SGD

B+
Cheapest Retailer
-
$1,165 SGD
B+
Retailer 2
-
$1,267 SGD
View
B+
Retailer 3
-
$1,351 SGD
View
Retailer 4
-
$1,351 SGD
View
Price last confirmed 25 days ago
B
Retailer 5
-
$1,577 SGD
View
B
Retailer 6
-
$2,168 SGD
View
B
Retailer 7
-
$3,007 SGD
View
B
Retailer 8
-
$3,800 SGD
View
Most Expensive
B
MOH London
LG407997020 · Nov 5
$4,571 SGD
£2,818 GBP
View
8 more retailers have this diamond
Prices start from $1,165 SGDSave up to $3,406 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.

B+
1.01ct Emerald
$1,165 SGD