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Radiant|Lab Grown|IGI

1.54ct D SI1 Radiant Lab Grown Diamond

VG • D/SI1 • IGI LG566331217

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

Certificate IGI LG566331217

Diamond specifications and retailer prices

From $771 CAD
$552 USD
As of October 30, 2026
Save $2,813 CAD (78%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $3,584 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.54ct lab-grown radiant diamond

This 1.54ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG566331217 or 566331217. Listed at 13 retailers as of October 29, 2026, with prices from $771 to $3,584, a $2,813 spread on the same certified stone. MOH London lists it at $3,584. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.54
Carat
D
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.2°
Pavilion angle30°
OriginLab Grown
Grading LabIGI
CertificateIGI LG566331217
Dimensions7.42 × 5.68 × 3.88 mm
L/W Ratio1.31
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
7.42 mm5.68 mm1.54 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG566331217
Side View
Table 68.0%Crown 41.2°Girdle: MediumPavilion 30°Culet: NoneDepth 68.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $3,584 CAD|Low: $550 CAD|High: $3,607 CAD|Avg: $1,399 CAD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 8$689 CAD
Retailer 3$771 CAD
Retailer 12$771 CAD
Retailer 4$852 CAD
Retailer 9$854 CAD
Retailer 7$1,048 CAD
Retailer 2$1,244 CAD
Retailer 11$1,328 CAD
Retailer 5$1,408 CAD
Retailer 10$2,246 CAD
Retailer 6$2,295 CAD
MOH London$3,584 CAD

43 data points across 12 retailers

13 retailers$771 CAD to $3,584 CAD

Retailer 1
-
$689 CAD
$493 USD
Price last confirmed 8 days ago
B+
Retailer 2
-
$771 CAD
$552 USD
View
Final sale: no returns
Retailer 3
-
$771 CAD
$552 USD
View
Price last confirmed 7 days ago
B+
Retailer 4
-
$852 CAD
$610 USD
View
B+
Retailer 5
-
$854 CAD
$611 USD
View
B+
Retailer 6
-
$1,048 CAD
$750 USD
View
B
Retailer 7
-
$1,244 CAD
€848 EUR
View
B
Retailer 8
-
$1,328 CAD
$951 USD
View
B
Retailer 9
-
$1,408 CAD
£794 GBP
View
B
Retailer 10
-
$1,985 CAD
£1,119 GBP
View
B
Retailer 11
-
$2,246 CAD
$1,608 USD
View
B
Retailer 12
-
$2,295 CAD
$1,643 USD
View
Most Expensive
B
MOH London
LG566331217 · Oct 29
$3,584 CAD
£2,020 GBP
View
12 more retailers have this diamond
Prices start from $771 CADSave up to $2,813 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.

B+
1.54ct Radiant
$771 CAD