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Oval|Lab Grown|IGI

1.55ct D SI1 Oval Lab Grown Diamond

ID • D/SI1 • IGI LG542230837

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG542230837

Diamond specifications and retailer prices

From $338 CAD
$242 USD
As of October 30, 2026
3 retailers carry this diamond
Most expensive: $1,303 CAD at Rare Carat · As of September 9, 2026
View at Rare Carat

About this 1.55ct lab-grown oval diamond

This 1.55ct 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 LG542230837 or 542230837. Listed at 3 retailers as of October 30, 2026. 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

1.55
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle41.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG542230837
Dimensions9.21 × 6.57 × 4.14 mm
L/W Ratio1.40
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
9.21 mm6.57 mm1.55 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG542230837
Side View
Table 60.0%Crown 34.8°Girdle: MED-STKPavilion 41.2°Culet: NoneDepth 63.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $1,303 CAD|Low: $228 CAD|High: $1,718 CAD|Avg: $898 CAD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
September 27, 2026
Retailer 2$338 CAD
Retailer 8$358 CAD
Retailer 7$583 CAD
Retailer 12$587 CAD
Retailer 6$629 CAD
Retailer 5$721 CAD
Retailer 9$747 CAD
Retailer 11$803 CAD
Retailer 4$1,048 CAD
Retailer 3$1,223 CAD
Rare Carat$1,303 CAD
Retailer 13$1,695 CAD
Retailer 10$1,718 CAD

3 data points across 13 retailers

3 retailers

A
Cheapest Retailer
-
$338 CAD
$242 USD
Final sale: no returns
Retailer 2
-
$1,048 CAD
$750 USD
View
Price last confirmed 44 days ago
Most Expensive
Rare Carat
D14-29A · Sep 9
$1,303 CAD
$933 USD
View
Price last confirmed 51 days ago
2 more retailers have this diamond
Prices start from $338 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
1.55ct Oval
$338 CAD