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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 $340 CAD
$242 USD
As of October 26, 2026
Save $1,374 CAD (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,714 CAD at Brilliant Earth · As of October 28, 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 26, 2026, with prices from $340 to $1,714, a $1,374 spread on the same certified stone. Brilliant Earth lists it at $1,714. 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
Color
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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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 26
Current: $1,714 CAD|Low: $271 CAD|High: $1,770 CAD|Avg: $881 CAD|-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 28, 2026
Retailer 10$340 CAD
Retailer 4$395 CAD
Retailer 9$395 CAD
Retailer 14$423 CAD
Retailer 3$597 CAD
Retailer 8$705 CAD
Retailer 6$767 CAD
Retailer 5$778 CAD
Retailer 2$796 CAD
Retailer 7$928 CAD
Retailer 11$1,313 CAD
Retailer 12$1,358 CAD
Retailer 15$1,363 CAD
Retailer 13$1,702 CAD
Brilliant Earth$1,714 CAD

42 data points across 15 retailers

18 retailers$340 CAD to $1,714 CAD

A
Cheapest Retailer
-
$340 CAD
$242 USD
A
Retailer 2
-
$395 CAD
$281 USD
View
Final sale: no returns
A
Retailer 3
-
$395 CAD
$281 USD
View
A
Retailer 4
-
$423 CAD
$301 USD
View
A
Retailer 5
-
$485 CAD
HK$2,700 HKD
View
B+
Retailer 6
-
$597 CAD
$425 USD
View
A
Retailer 7
-
$705 CAD
€478 EUR
View
B+
Retailer 8
-
$767 CAD
$546 USD
View
B+
Retailer 9
-
$778 CAD
$554 USD
View
B+
Retailer 10
-
$796 CAD
£446 GBP
View
B+
Retailer 11
-
$928 CAD
$660 USD
View
B
Retailer 12
-
$1,313 CAD
$935 USD
View
Price last confirmed 10 days ago
B
Retailer 13
-
$1,358 CAD
$967 USD
View
B
Retailer 14
-
$1,363 CAD
$970 USD
View
B
Retailer 15
-
$1,429 CAD
SGD 1,375 SGD
View
B
Retailer 16
-
$1,431 CAD
$1,018 USD
View
B
Retailer 17
-
$1,702 CAD
£954 GBP
View
Price last confirmed 8 days ago
Most Expensive
B
Brilliant Earth
5665635A · Oct 28
$1,714 CAD
$1,220 USD
View
17 more retailers have this diamond
Prices start from $340 CADSave up to $1,374 CAD

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
$340 CAD