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Emerald|Lab Grown|IGI

3.11ct E FL Emerald Lab Grown Diamond

ID • E/FL • IGI LG821638861

Shape and cutting style on the report: Emerald cut

Certificate IGI LG821638861

Diamond specifications and retailer prices

From $2,244 SGD
$1,755 USD
As of October 31, 2026
Save $10,298 SGD (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $12,541 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.11ct lab-grown emerald diamond

This 3.11ct lab-grown emerald sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG821638861 or 821638861. Listed at 12 retailers as of October 30, 2026, with prices from $2,244 to $12,541, a $10,298 spread on the same certified stone. Brilliant Earth lists it at $12,541. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

3.11
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821638861
Dimensions9.74 × 6.73 × 4.45 mm
L/W Ratio1.45
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
9.74 mm6.73 mm3.11 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821638861
Side View
Table 62.0%Crown 34.5°Girdle: STK-THKPavilion 38.1°Culet: LargeDepth 66.1%

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 31
Current: $12,541 SGD|Low: $2,244 SGD|High: $18,166 SGD|Avg: $8,113 SGD|-15.6%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 6$2,244 SGD
Retailer 2$3,247 SGD
Retailer 8$3,329 SGD
Retailer 4$3,787 SGD
Retailer 5$3,894 SGD
Retailer 7$6,658 SGD
Retailer 10$8,182 SGD
Retailer 11$10,414 SGD
Retailer 9$12,516 SGD
Brilliant Earth$12,541 SGD
Retailer 3$13,646 SGD

35 data points across 11 retailers

12 retailers$2,244 SGD to $12,541 SGD

A
Cheapest Retailer
-
$2,244 SGD
$1,755 USD
Retailer 2
-
$2,530 SGD
$1,979 USD
View
Price last confirmed 26 days ago
Retailer 3
-
$2,915 SGD
$2,280 USD
View
Price last confirmed 39 days ago
A
Retailer 4
-
$3,247 SGD
$2,540 USD
View
A
Retailer 5
-
$3,329 SGD
$2,604 USD
View
A
Retailer 6
-
$3,787 SGD
$2,962 USD
View
A
Retailer 7
-
$3,894 SGD
€2,901 EUR
View
Retailer 8
-
$4,638 SGD
$3,628 USD
View
Price last confirmed 26 days ago
B+
Retailer 9
-
$6,658 SGD
£4,101 GBP
View
Retailer 10
-
$8,182 SGD
$6,400 USD
View
Price last confirmed 12 days ago
B
Retailer 11
-
$12,516 SGD
$9,790 USD
View
Most Expensive
B
Brilliant Earth
21581188Y · Oct 30
$12,541 SGD
$9,810 USD
View
11 more retailers have this diamond
Prices start from $2,244 SGDSave up to $10,298 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
3.11ct Emerald
$2,244 SGD