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Radiant|Lab Grown|IGI

1.55ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG655451354

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG655451354

Diamond specifications and retailer prices

From $995 CAD
As of November 4, 2026
Save $5,345 CAD (84%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $8,835 CAD at Do Amore Diamonds · As of November 3, 2026
View at Do Amore Diamonds

About this 1.55ct lab-grown radiant diamond

This 1.55ct lab-grown radiant 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 LG655451354 or 655451354. Listed at 26 retailers as of November 4, 2026, with a 537% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle44.4°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG655451354
Dimensions8.04 × 5.70 × 3.85 mm
L/W Ratio1.41
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.04 mm5.70 mm1.55 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG655451354
Side View
Table 67.0%Crown 44.4°Girdle: Slightly ThickPavilion 34.7°Culet: NoneDepth 67.5%

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: Nov 4
Current: $8,835 CAD|Low: $956 CAD|High: $8,835 CAD|Avg: $3,033 CAD
Do Amore Diamonds
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
Retailer 16
November 5, 2026
Retailer 6$995 CAD
Retailer 7$1,154 CAD
Retailer 16$1,154 CAD
Retailer 14$1,400 CAD
Retailer 10$1,437 CAD
Retailer 8$1,630 CAD
Retailer 9$1,936 CAD
Retailer 11$2,341 CAD
Retailer 15$2,769 CAD
Retailer 3$2,844 CAD
Retailer 13$3,172 CAD
Retailer 4$3,917 CAD
Retailer 5$3,935 CAD
Retailer 2$4,763 CAD
Retailer 12$6,340 CAD
Do Amore Diamonds$8,835 CAD

38 data points across 16 retailers

26 retailers$995 CAD to $6,340 CAD

Retailer 1
-
$995 CAD
Price last confirmed 28 days ago
A
Retailer 2
-
$995 CAD
View
Retailer 3
-
$1,083 CAD
View
Price last confirmed 39 days ago
Retailer 4
-
$1,154 CAD
View
Price last confirmed 33 days ago
Retailer 5
-
$1,154 CAD
View
Price last confirmed 19 days ago
A
Retailer 6
-
$1,193 CAD
View
Final sale: no returns
A
Retailer 7
-
$1,275 CAD
View
A
Retailer 8
-
$1,366 CAD
View
A
Retailer 9
-
$1,400 CAD
View
A
Retailer 10
-
$1,437 CAD
View
B+
Retailer 11
-
$1,630 CAD
View
B+
Retailer 12
-
$1,936 CAD
View
B+
Retailer 13
-
$2,341 CAD
View
B+
Retailer 14
-
$2,769 CAD
View
B
Retailer 15
-
$2,844 CAD
View
B
Retailer 16
-
$3,172 CAD
View
Retailer 17
-
$3,583 CAD
View
Price last confirmed 36 days ago
B
Retailer 18
-
$3,583 CAD
View
B
Retailer 19
-
$3,917 CAD
View
B
Retailer 20
-
$3,935 CAD
View
B
Retailer 21
-
$3,949 CAD
View
B
Retailer 22
-
$4,338 CAD
View
B
Retailer 23
-
$4,554 CAD
View
B
Retailer 24
-
$4,763 CAD
View
B
Retailer 25
-
$6,340 CAD
View
Most Expensive
Do Amore Diamonds
27-D60FBC30F · Nov 3
$8,835 CAD
$6,340 USD
View
Price under review
25 more retailers have this diamond
Prices start from $995 CADSave up to $5,345 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 Radiant
$995 CAD