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Oval|Lab Grown|IGI

1.55ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG720566122

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG720566122

Diamond specifications and retailer prices

From $401 CAD
$287 USD
As of October 29, 2026
Save $3,706 CAD (90%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $4,107 CAD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG720566122 or 720566122. Listed at 26 retailers as of October 29, 2026, with prices from $401 to $4,107, a $3,706 spread on the same certified stone. Brilliant Earth lists it at $4,107. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG720566122
Dimensions9.63 × 6.47 × 4.01 mm
L/W Ratio1.49
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
9.63 mm6.47 mm1.55 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG720566122
Side View
Table 59.0%Crown 33.8°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.0%

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 29
Current: $4,107 CAD|Low: $386 CAD|High: $6,915 CAD|Avg: $1,435 CAD|-40.6%
Brilliant Earth
Retailer 2
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Retailer 25
October 31, 2026
Retailer 3$401 CAD
Retailer 13$448 CAD
Retailer 25$465 CAD
Retailer 5$497 CAD
Retailer 15$572 CAD
Retailer 7$701 CAD
Retailer 23$705 CAD
Retailer 24$818 CAD
Retailer 22$854 CAD
Retailer 11$863 CAD
Retailer 19$878 CAD
Retailer 12$988 CAD
Retailer 14$1,115 CAD
Retailer 21$1,156 CAD
Retailer 8$1,471 CAD
Retailer 6$1,527 CAD
Retailer 4$1,598 CAD
Retailer 18$1,646 CAD
Retailer 16$1,667 CAD
Retailer 17$1,674 CAD
Retailer 10$1,912 CAD
Retailer 20$2,003 CAD
Retailer 9$2,055 CAD
Retailer 2$2,667 CAD
Brilliant Earth$4,107 CAD

33 data points across 25 retailers

26 retailers$401 CAD to $4,107 CAD

A
Cheapest Retailer
-
$401 CAD
$287 USD
A
Retailer 2
-
$448 CAD
$321 USD
View
Final sale: no returns
A
Retailer 3
-
$465 CAD
$333 USD
View
A
Retailer 4
-
$497 CAD
$356 USD
View
A
Retailer 5
-
$572 CAD
HK$3,200 HKD
View
A
Retailer 6
-
$701 CAD
$502 USD
View
A
Retailer 7
-
$705 CAD
$505 USD
View
A
Retailer 8
-
$818 CAD
€558 EUR
View
A
Retailer 9
-
$854 CAD
ZAR 9,878 ZAR
View
A
Retailer 10
-
$863 CAD
$618 USD
View
A
Retailer 11
-
$878 CAD
£495 GBP
View
A
Retailer 12
-
$988 CAD
A$1,088 AUD
View
A
Retailer 13
-
$1,115 CAD
$798 USD
View
A
Retailer 14
-
$1,156 CAD
A$1,273 AUD
View
B+
Retailer 15
-
$1,471 CAD
$1,053 USD
View
B+
Retailer 16
-
$1,527 CAD
$1,093 USD
View
B+
Retailer 17
-
$1,598 CAD
$1,144 USD
View
B+
Retailer 18
-
$1,646 CAD
$1,178 USD
View
B+
Retailer 19
-
$1,667 CAD
$1,193 USD
View
B+
Retailer 20
-
$1,674 CAD
SGD 1,619 SGD
View
B+
Retailer 21
-
$1,912 CAD
$1,369 USD
View
B+
Retailer 22
-
$2,003 CAD
£1,129 GBP
View
B+
Retailer 23
-
$2,055 CAD
$1,471 USD
View
B+
Retailer 24
-
$2,667 CAD
A$2,937 AUD
View
Retailer 25
-
$3,394 CAD
$2,430 USD
View
Price last confirmed 33 days ago
Most Expensive
B
Brilliant Earth
15368126A · Oct 30
$4,107 CAD
$2,940 USD
View
25 more retailers have this diamond
Prices start from $401 CADSave up to $3,706 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
$401 CAD