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Round|Lab Grown|IGI

1.50ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG668471167

Shape and cutting style on the report: Round brilliant

Certificate IGI LG668471167

Diamond specifications and retailer prices

From $258 SGD
As of November 5, 2026
Save $2,220 SGD (90%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,478 SGD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.5ct lab-grown round diamond

This 1.5ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG668471167 or 668471167. Listed at 14 retailers as of November 4, 2026, with prices from $258 to $2,478, a $2,220 spread on the same certified stone. Do Amore Diamonds lists it at $2,478. 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

1.50
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG668471167
Dimensions7.33 × 7.30 × 4.50 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.33 mm7.30 mm1.50 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG668471167
Side View
Table 60.0%Crown 34.9°Girdle: Slightly ThickPavilion 40.9°Culet: NoneDepth 61.5%

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 5
Current: $2,478 SGD|Low: $258 SGD|High: $2,874 SGD|Avg: $891 SGD|-13.8%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 5, 2026
Retailer 3$258 SGD
Retailer 11$319 SGD
Retailer 12$319 SGD
Retailer 9$415 SGD
Retailer 5$430 SGD
Retailer 2$649 SGD
Retailer 10$742 SGD
Retailer 8$794 SGD
Retailer 7$881 SGD
Retailer 13$1,031 SGD
Retailer 4$1,134 SGD
Retailer 6$1,409 SGD
Do Amore Diamonds$2,478 SGD

40 data points across 13 retailers

14 retailers$258 SGD to $2,478 SGD

A
Cheapest Retailer
-
$258 SGD
Retailer 2
-
$319 SGD
View
Price last confirmed 12 days ago
A
Retailer 3
-
$319 SGD
View
Retailer 4
-
$367 SGD
View
Price last confirmed 66 days ago
A
Retailer 5
-
$415 SGD
View
B+
Retailer 6
-
$430 SGD
View
A
Retailer 7
-
$649 SGD
View
B+
Retailer 8
-
$742 SGD
View
B+
Retailer 9
-
$794 SGD
View
B+
Retailer 10
-
$881 SGD
View
B
Retailer 11
-
$1,031 SGD
View
B
Retailer 12
-
$1,134 SGD
View
B
Retailer 13
-
$1,409 SGD
View
Most Expensive
B
Do Amore Diamonds
27-17D849307 · Nov 4
$2,478 SGD
$1,940 USD
View
13 more retailers have this diamond
Prices start from $258 SGDSave up to $2,220 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
1.50ct Round
$258 SGD