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Oval|Lab Grown|IGI

1.50ct D SI1 Oval Lab Grown Diamond

EX • D/SI1 • IGI LG557240795

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG557240795

Diamond specifications and retailer prices

From $582 SGD
$455 USD
As of October 30, 2026
Save $1,062 SGD (65%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $1,644 SGD at B2C Jewels · As of October 25, 2026
View at B2C Jewels

About this 1.5ct lab-grown oval diamond

This 1.5ct lab-grown oval sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG557240795 or 557240795. Listed at 13 retailers as of October 25, 2026, with prices from $582 to $1,644, a $1,062 spread on the same certified stone. B2C Jewels lists it at $1,644. 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
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG557240795
Dimensions9.12 × 6.58 × 4.05 mm
L/W Ratio1.39
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.12 mm6.58 mm1.50 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG557240795
Side View
Table 61.0%Crown 34.2°Girdle: Med.Pavilion 41°Culet: NoneDepth 61.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $1,644 SGD|Low: $262 SGD|High: $1,644 SGD|Avg: $764 SGD|+119.8%
B2C Jewels
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 7$274 SGD
Retailer 3$317 SGD
Retailer 8$339 SGD
Retailer 9$582 SGD
Retailer 2$627 SGD
Retailer 10$629 SGD
Retailer 11$1,089 SGD
Retailer 6$1,093 SGD
Retailer 5$1,202 SGD
Retailer 4$1,359 SGD
B2C Jewels$1,644 SGD

42 data points across 11 retailers

13 retailers$582 SGD to $1,644 SGD

Retailer 1
-
$274 SGD
$214 USD
Price last confirmed 10 days ago
Retailer 2
-
$317 SGD
$248 USD
View
Price last confirmed 10 days ago
Retailer 3
-
$339 SGD
$265 USD
View
Price last confirmed 15 days ago
Retailer 4
-
$339 SGD
$265 USD
View
Price last confirmed 9 days ago
A
Retailer 5
-
$582 SGD
$455 USD
View
A
Retailer 6
-
$627 SGD
£386 GBP
View
B+
Retailer 7
-
$629 SGD
$492 USD
View
B+
Retailer 8
-
$759 SGD
$594 USD
View
Retailer 9
-
$1,089 SGD
$852 USD
View
Price last confirmed 9 days ago
B
Retailer 10
-
$1,093 SGD
$855 USD
View
Retailer 11
-
$1,202 SGD
$940 USD
View
Price last confirmed 9 days ago
B
Retailer 12
-
$1,359 SGD
£837 GBP
View
Most Expensive
B
B2C Jewels
21586892 · Oct 25
$1,644 SGD
$1,286 USD
View
12 more retailers have this diamond
Prices start from $582 SGDSave up to $1,062 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 Oval
$582 SGD