Radiant|Lab Grown|IGI

1.54ct D SI1 Radiant Lab Grown Diamond

VG • D/SI1 • IGI LG523298092

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

Certificate IGI LG523298092

Diamond specifications and retailer prices

From $404 CAD
$289 USD
As of October 30, 2026
Save $1,246 CAD (76%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,650 CAD at MOH London · As of October 26, 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 LG523298092 or 523298092. Listed at 15 retailers as of October 26, 2026, with prices from $404 to $1,650, a $1,246 spread on the same certified stone. MOH London lists it at $1,650. 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 angle41.5°
Pavilion angle30.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG523298092
Dimensions7.72 × 5.62 × 3.88 mm
L/W Ratio1.37
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
7.72 mm5.62 mm1.54 ctD / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG523298092
Side View
Table 64.0%Crown 41.5°Girdle: MED-STKPavilion 30.3°Culet: NoneDepth 69.0%

Caratlytics Score

How it works →
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 30
Current: $1,650 CAD|Low: $293 CAD|High: $1,813 CAD|Avg: $866 CAD|-8.9%
MOH London
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
October 30, 2026
Retailer 9$331 CAD
Retailer 7$384 CAD
Retailer 6$404 CAD
Retailer 14$411 CAD
Retailer 5$447 CAD
Retailer 13$694 CAD
Retailer 8$729 CAD
Retailer 4$740 CAD
Retailer 2$777 CAD
Retailer 11$869 CAD
Retailer 10$1,321 CAD
Retailer 12$1,326 CAD
Retailer 3$1,394 CAD
MOH London$1,650 CAD

42 data points across 14 retailers

15 retailers$404 CAD to $1,650 CAD

Retailer 1
-
$331 CAD
$237 USD
Price last confirmed 11 days ago
Retailer 2
-
$384 CAD
$275 USD
View
Price last confirmed 10 days ago
A
Retailer 3
-
$404 CAD
$289 USD
View
Final sale: no returns
Retailer 4
-
$411 CAD
$294 USD
View
Price last confirmed 14 days ago
Retailer 5
-
$411 CAD
$294 USD
View
Price last confirmed 10 days ago
Retailer 6
-
$441 CAD
$316 USD
View
Price last confirmed 35 days ago
B+
Retailer 7
-
$694 CAD
$497 USD
View
B+
Retailer 8
-
$729 CAD
$522 USD
View
B+
Retailer 9
-
$777 CAD
£438 GBP
View
B+
Retailer 10
-
$869 CAD
$622 USD
View
Retailer 11
-
$1,321 CAD
$946 USD
View
Price last confirmed 10 days ago
B
Retailer 12
-
$1,326 CAD
$949 USD
View
B
Retailer 13
-
$1,330 CAD
£750 GBP
View
B
Retailer 14
-
$1,394 CAD
$998 USD
View
Most Expensive
B
MOH London
LG523298092 · Oct 26
$1,650 CAD
£930 GBP
View
14 more retailers have this diamond
Prices start from $404 CADSave up to $1,246 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
1.54ct Radiant
$404 CAD