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Oval|Lab Grown|IGI

1.58ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG522239116

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG522239116

Diamond specifications and retailer prices

From $309 SGD
$242 USD
As of October 29, 2026
Save $1,250 SGD (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,560 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.58ct lab-grown oval diamond

This 1.58ct 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 LG522239116 or 522239116. Listed at 18 retailers as of October 29, 2026, with prices from $309 to $1,560, a $1,250 spread on the same certified stone. Brilliant Earth lists it at $1,560. 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

1.58
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG522239116
Dimensions9.27 × 6.59 × 4.18 mm
L/W Ratio1.41
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
9.27 mm6.59 mm1.58 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG522239116
Side View
Table 60.5%Crown 36.1°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 63.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $1,560 SGD|Low: $247 SGD|High: $1,611 SGD|Avg: $803 SGD|-3.2%
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
October 30, 2026
Retailer 10$309 SGD
Retailer 4$359 SGD
Retailer 9$359 SGD
Retailer 14$385 SGD
Retailer 3$543 SGD
Retailer 8$642 SGD
Retailer 6$698 SGD
Retailer 5$708 SGD
Retailer 2$729 SGD
Retailer 7$844 SGD
Retailer 11$1,195 SGD
Retailer 12$1,236 SGD
Retailer 15$1,240 SGD
Retailer 13$1,549 SGD
Brilliant Earth$1,560 SGD

44 data points across 15 retailers

18 retailers$309 SGD to $1,560 SGD

A
Cheapest Retailer
-
$309 SGD
$242 USD
A
Retailer 2
-
$359 SGD
$281 USD
View
Final sale: no returns
A
Retailer 3
-
$359 SGD
$281 USD
View
A
Retailer 4
-
$385 SGD
$301 USD
View
A
Retailer 5
-
$442 SGD
HK$2,700 HKD
View
B+
Retailer 6
-
$543 SGD
$425 USD
View
A
Retailer 7
-
$642 SGD
€478 EUR
View
B+
Retailer 8
-
$698 SGD
$546 USD
View
B+
Retailer 9
-
$708 SGD
$554 USD
View
B+
Retailer 10
-
$729 SGD
£449 GBP
View
B+
Retailer 11
-
$844 SGD
$660 USD
View
Retailer 12
-
$1,195 SGD
$935 USD
View
Price last confirmed 12 days ago
B
Retailer 13
-
$1,236 SGD
$967 USD
View
B
Retailer 14
-
$1,240 SGD
$970 USD
View
B
Retailer 15
-
$1,301 SGD
View
B
Retailer 16
-
$1,302 SGD
$1,018 USD
View
Retailer 17
-
$1,549 SGD
£954 GBP
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
5665635A · Oct 29
$1,560 SGD
$1,220 USD
View
17 more retailers have this diamond
Prices start from $309 SGDSave up to $1,250 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
1.58ct Oval
$309 SGD