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Round|Lab Grown|IGI

3.50ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG724542277

Shape and cutting style on the report: Round brilliant

Certificate IGI LG724542277

Diamond specifications and retailer prices

From $478 SGD
$373 USD
As of October 29, 2026
Save $1,970 SGD (80%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,448 SGD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 3.5ct lab-grown round diamond

This 3.5ct lab-grown round sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG724542277 or 724542277. Listed at 14 retailers as of October 28, 2026, with prices from $478 to $2,448, a $1,970 spread on the same certified stone. Rare Carat lists it at $2,448. 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

3.50
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG724542277
Dimensions9.76 × 9.81 × 5.97 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.76 mm9.81 mm3.50 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG724542277
Side View
Table 58.0%Crown 34.6°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.0%

Caratlytics Score

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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 29
Current: $2,448 SGD|Low: $478 SGD|High: $6,447 SGD|Avg: $1,620 SGD|-27.5%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 30, 2026
Retailer 9$478 SGD
Retailer 6$555 SGD
Retailer 5$593 SGD
Retailer 14$656 SGD
Retailer 10$782 SGD
Retailer 2$795 SGD
Retailer 3$947 SGD
Retailer 11$947 SGD
Retailer 13$1,019 SGD
Retailer 8$1,069 SGD
Retailer 15$1,370 SGD
Retailer 4$1,907 SGD
Retailer 12$2,331 SGD
Rare Carat$2,448 SGD
Retailer 7$6,447 SGD

4 data points across 15 retailers

14 retailers$478 SGD to $2,448 SGD

A
Cheapest Retailer
-
$478 SGD
$373 USD
A
Retailer 2
-
$555 SGD
$433 USD
View
A
Retailer 3
-
$593 SGD
$463 USD
View
A
Retailer 4
-
$656 SGD
HK$4,000 HKD
View
A
Retailer 5
-
$782 SGD
$610 USD
View
A
Retailer 6
-
$795 SGD
£488 GBP
View
B+
Retailer 7
-
$947 SGD
$739 USD
View
A
Retailer 8
-
$947 SGD
€704 EUR
View
A
Retailer 9
-
$1,019 SGD
$795 USD
View
A
Retailer 10
-
$1,069 SGD
£657 GBP
View
A
Retailer 11
-
$1,370 SGD
$1,069 USD
View
B+
Retailer 12
-
$1,907 SGD
$1,488 USD
View
B
Retailer 13
-
$2,331 SGD
£1,432 GBP
View
Most Expensive
B
Rare Carat
KI2775422KF724 · Oct 28
$2,448 SGD
$1,910 USD
View
13 more retailers have this diamond
Prices start from $478 SGDSave up to $1,970 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
3.50ct Round
$478 SGD