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3.38ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG841654015

Shape and cutting style on the report: Round brilliant

Certificate IGI LG841654015

Diamond specifications and retailer prices

From $802 SGD
HK$4,900 HKD
As of October 31, 2026
Save $2,087 SGD (72%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,889 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 3.38ct lab-grown round diamond

This 3.38ct lab-grown round sits in the three to five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG841654015 or 841654015. Listed at 10 retailers as of October 30, 2026, with prices from $802 to $2,889, a $2,087 spread on the same certified stone. Brilliant Earth lists it at $2,889. 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

3.38
Carat
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841654015
Dimensions9.74 × 9.71 × 5.86 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.74 mm9.71 mm3.38 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841654015
Side View
Table 58.0%Crown 33.9°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.2%

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: $2,889 SGD|Low: $802 SGD|High: $5,420 SGD|Avg: $2,113 SGD|-46.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 4$802 SGD
Retailer 2$914 SGD
Retailer 3$1,144 SGD
Retailer 10$1,144 SGD
Retailer 8$1,574 SGD
Retailer 7$1,967 SGD
Retailer 9$2,320 SGD
Retailer 5$2,371 SGD
Retailer 6$2,703 SGD
Brilliant Earth$2,889 SGD

27 data points across 10 retailers

10 retailers$802 SGD to $2,889 SGD

A
Cheapest Retailer
-
$802 SGD
HK$4,900 HKD
A
Retailer 2
-
$914 SGD
$715 USD
View
A
Retailer 3
-
$1,144 SGD
£705 GBP
View
B+
Retailer 4
-
$1,144 SGD
$895 USD
View
B+
Retailer 5
-
$1,574 SGD
$1,231 USD
View
B
Retailer 6
-
$1,967 SGD
$1,539 USD
View
B
Retailer 7
-
$2,320 SGD
View
Retailer 8
-
$2,371 SGD
$1,855 USD
View
Price last confirmed 13 days ago
B
Retailer 9
-
$2,703 SGD
£1,665 GBP
View
Most Expensive
B
Brilliant Earth
21611744A · Oct 30
$2,889 SGD
$2,260 USD
View
9 more retailers have this diamond
Prices start from $802 SGDSave up to $2,087 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
3.38ct Round
$802 SGD