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Oval|Lab Grown|IGI

3.09ct D SI1 Oval Lab Grown Diamond

EX • D/SI1 • IGI LG746503745

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG746503745

Diamond specifications and retailer prices

From $600 SGD
As of November 6, 2026
Save $4,116 SGD (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $4,716 SGD at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 3.09ct lab-grown oval diamond

This 3.09ct lab-grown oval sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG746503745 or 746503745. Listed at 20 retailers as of November 5, 2026, with prices from $600 to $4,716, a $4,116 spread on the same certified stone. Brilliant Earth lists it at $4,716. 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

3.09
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG746503745
Dimensions11.71 × 8.18 × 5.13 mm
L/W Ratio1.43
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.71 mm8.18 mm3.09 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG746503745
Side View
Table 61.0%Crown 37.1°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 62.7%

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: Nov 6
Current: $4,716 SGD|Low: $583 SGD|High: $4,716 SGD|Avg: $1,791 SGD|+8.2%
Brilliant Earth
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 6, 2026
Retailer 9$600 SGD
Retailer 19$672 SGD
Retailer 17$743 SGD
Retailer 10$851 SGD
Retailer 3$923 SGD
Retailer 12$1,007 SGD
Retailer 2$1,103 SGD
Retailer 6$1,161 SGD
Retailer 13$1,220 SGD
Retailer 5$1,223 SGD
Retailer 11$1,597 SGD
Retailer 15$1,774 SGD
Retailer 4$2,044 SGD
Retailer 18$2,390 SGD
Retailer 8$2,429 SGD
Retailer 14$2,589 SGD
Retailer 7$2,625 SGD
Retailer 16$2,731 SGD
Brilliant Earth$4,716 SGD

34 data points across 19 retailers

20 retailers$600 SGD to $4,716 SGD

A
Cheapest Retailer
-
$600 SGD
A
Retailer 2
-
$672 SGD
View
Retailer 3
-
$723 SGD
View
Price last confirmed 21 days ago
A
Retailer 4
-
$743 SGD
View
A
Retailer 5
-
$851 SGD
View
Final sale: no returns
A
Retailer 6
-
$923 SGD
View
A
Retailer 7
-
$1,007 SGD
View
A
Retailer 8
-
$1,103 SGD
View
B+
Retailer 9
-
$1,161 SGD
View
A
Retailer 10
-
$1,220 SGD
View
A
Retailer 11
-
$1,223 SGD
View
B+
Retailer 12
-
$1,597 SGD
View
B+
Retailer 13
-
$1,774 SGD
View
B+
Retailer 14
-
$2,044 SGD
View
B
Retailer 15
-
$2,390 SGD
View
B
Retailer 16
-
$2,429 SGD
View
B
Retailer 17
-
$2,589 SGD
View
B
Retailer 18
-
$2,625 SGD
View
B
Retailer 19
-
$2,731 SGD
View
Most Expensive
B
Brilliant Earth
16605189A · Nov 5
$4,716 SGD
$3,680 USD
View
19 more retailers have this diamond
Prices start from $600 SGDSave up to $4,116 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
3.09ct Oval
$600 SGD