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Round|Lab Grown|IGI

2.12ct K SI2 Round Lab Grown Diamond

ID • K/SI2 • IGI LG490190999

Shape and cutting style on the report: Round brilliant

Certificate IGI LG490190999

Diamond specifications and retailer prices

From $4,339 SGD
As of November 5, 2026
Save $3,472 SGD (44%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $12,723 SGD at MOH London · As of November 5, 2026
View at MOH London

About this 2.12ct lab-grown round diamond

This 2.12ct lab-grown round sits in the two to three carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG490190999 or 490190999. Listed at 8 retailers as of November 4, 2026, with a 80% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

2.12
Carat
K
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG490190999
Dimensions8.19 × 8.24 × 5.10 mm
L/W Ratio1.01
Girdle conditionFaceted
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
8.19 mm8.24 mm2.12 ctK / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG490190999
Side View
Table 55.0%Crown 35.5°Girdle: MediumPavilion 40.4°Culet: NoneDepth 62.1%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 5
Current: $12,723 SGD|Low: $4,165 SGD|High: $12,929 SGD|Avg: $7,207 SGD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 3$4,339 SGD
Retailer 6$4,721 SGD
Retailer 4$5,034 SGD
Retailer 8$5,819 SGD
Retailer 7$6,289 SGD
Retailer 2$6,942 SGD
Retailer 5$7,811 SGD
Retailer 9$11,340 SGD
MOH London$12,723 SGD

13 data points across 9 retailers

8 retailers$4,339 SGD to $7,811 SGD

B
Cheapest Retailer
-
$4,339 SGD
B
Retailer 2
-
$4,721 SGD
View
B
Retailer 3
-
$5,034 SGD
View
Retailer 4
-
$5,034 SGD
View
Price last confirmed 25 days ago
B
Retailer 5
-
$6,289 SGD
View
B
Retailer 6
-
$6,942 SGD
View
C
Retailer 7
-
$7,811 SGD
View
Most Expensive
MOH London
LG490190999 · Nov 5
$12,723 SGD
£7,843 GBP
View
Price under review
7 more retailers have this diamond
Prices start from $4,339 SGDSave up to $3,472 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
2.12ct Round
$4,339 SGD