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Round|Lab Grown|IGI

1.50ct H SI1 Round Lab Grown Diamond

EX • H/SI1 • IGI LG520297333

Shape and cutting style on the report: Round brilliant

Certificate IGI LG520297333

Diamond specifications and retailer prices

From $415 SGD
$325 USD
As of October 29, 2026
Save $3,279 SGD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,695 SGD at Do Amore Diamonds · As of October 31, 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG520297333 or 520297333. Listed at 18 retailers as of October 29, 2026, with prices from $415 to $3,695, a $3,279 spread on the same certified stone. Do Amore Diamonds lists it at $3,695. 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
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG520297333
Dimensions7.39 × 7.49 × 4.44 mm
L/W Ratio1.01
Girdle conditionFaceted
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
7.39 mm7.49 mm1.50 ctH / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG520297333
Side View
Table 62.5%Crown 33°Girdle: MediumPavilion 41.4°Culet: NoneDepth 59.7%

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 29
Current: $3,695 SGD|Low: $415 SGD|High: $3,695 SGD|Avg: $1,204 SGD|+0.3%
Do Amore Diamonds
Retailer 2
Retailer 3
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Retailer 7
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Retailer 11
Retailer 12
Retailer 13
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Retailer 15
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Retailer 17
Retailer 18
October 30, 2026
Retailer 17$415 SGD
Retailer 14$482 SGD
Retailer 2$511 SGD
Retailer 4$515 SGD
Retailer 12$515 SGD
Retailer 18$589 SGD
Retailer 6$710 SGD
Retailer 7$850 SGD
Retailer 9$886 SGD
Retailer 11$921 SGD
Retailer 15$940 SGD
Retailer 10$1,027 SGD
Retailer 16$1,512 SGD
Retailer 8$1,549 SGD
Retailer 5$1,829 SGD
Retailer 3$2,031 SGD
Retailer 13$2,226 SGD
Do Amore Diamonds$3,695 SGD

14 data points across 18 retailers

18 retailers$415 SGD to $3,695 SGD

A
Cheapest Retailer
-
$415 SGD
$325 USD
A
Retailer 2
-
$482 SGD
$377 USD
View
B+
Retailer 3
-
$511 SGD
$400 USD
View
A
Retailer 4
-
$515 SGD
$403 USD
View
A
Retailer 5
-
$515 SGD
$403 USD
View
A
Retailer 6
-
$589 SGD
$461 USD
View
A
Retailer 7
-
$710 SGD
$555 USD
View
Retailer 8
-
$850 SGD
$665 USD
View
Price last confirmed 10 days ago
A
Retailer 9
-
$886 SGD
$693 USD
View
A
Retailer 10
-
$921 SGD
£567 GBP
View
A
Retailer 11
-
$940 SGD
$735 USD
View
A
Retailer 12
-
$1,027 SGD
$803 USD
View
A
Retailer 13
-
$1,512 SGD
$1,183 USD
View
A
Retailer 14
-
$1,549 SGD
$1,212 USD
View
B+
Retailer 15
-
$1,829 SGD
$1,431 USD
View
B+
Retailer 16
-
$2,031 SGD
$1,588 USD
View
B+
Retailer 17
-
$2,226 SGD
£1,371 GBP
View
Most Expensive
B
Do Amore Diamonds
27-464651565 · Oct 31
$3,695 SGD
$2,890 USD
View
17 more retailers have this diamond
Prices start from $415 SGDSave up to $3,279 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
$415 SGD