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Round|Lab Grown|IGI

3.00ct I SI2 Round Lab Grown Diamond

EX • I/SI2 • IGI LG492134171

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492134171

Diamond specifications and retailer prices

From $821 SGD
$642 USD
As of October 29, 2026
Save $3,211 SGD (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,031 SGD at MOH London · As of October 29, 2026
View at MOH London

About this 3ct lab-grown round diamond

This 3ct lab-grown round sits in the three to five carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG492134171 or 492134171. Listed at 11 retailers as of October 29, 2026, with prices from $821 to $4,031, a $3,211 spread on the same certified stone. MOH London lists it at $4,031. 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

3.00
Carat
I
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.8°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492134171
Dimensions9.43 × 9.38 × 5.52 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
9.43 mm9.38 mm3.00 ctI / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492134171
Side View
Table 58.5%Crown 31.8°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 58.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $4,031 SGD|Low: $787 SGD|High: $9,110 SGD|Avg: $3,256 SGD|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 29, 2026
Retailer 5$821 SGD
Retailer 11$918 SGD
Retailer 7$952 SGD
Retailer 9$952 SGD
Retailer 10$1,341 SGD
Retailer 8$1,556 SGD
Retailer 6$2,365 SGD
Retailer 2$2,432 SGD
MOH London$4,031 SGD
Retailer 3$4,105 SGD
Retailer 12$8,493 SGD
Retailer 4$9,110 SGD

16 data points across 12 retailers

11 retailers$821 SGD to $4,031 SGD

A
Cheapest Retailer
-
$821 SGD
$642 USD
A
Retailer 2
-
$894 SGD
$699 USD
View
A
Retailer 3
-
$918 SGD
$718 USD
View
Final sale: no returns
A
Retailer 4
-
$952 SGD
$745 USD
View
Retailer 5
-
$952 SGD
$745 USD
View
Price last confirmed 14 days ago
B+
Retailer 6
-
$1,341 SGD
$1,049 USD
View
B+
Retailer 7
-
$1,556 SGD
$1,217 USD
View
B+
Retailer 8
-
$2,365 SGD
$1,850 USD
View
B+
Retailer 9
-
$2,432 SGD
$1,902 USD
View
B+
Retailer 10
-
$2,677 SGD
$2,094 USD
View
Most Expensive
B
MOH London
LG492134171 · Oct 29
$4,031 SGD
£2,483 GBP
View
10 more retailers have this diamond
Prices start from $821 SGDSave up to $3,211 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
3.00ct Round
$821 SGD