Radiant|Lab Grown|IGI

1.50ct F SI1 Radiant Lab Grown Diamond

VG • F/SI1 • IGI LG825665219

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

Certificate IGI LG825665219

Diamond specifications and retailer prices

From $196 USD
As of November 6, 2026
Save $937 USD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,133 USD at MOH London · As of November 5, 2026
View at MOH London

About this 1.5ct lab-grown radiant diamond

This 1.5ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG825665219 or 825665219. Listed at 16 retailers as of November 5, 2026, with prices from $196 to $1,133, a $937 spread on the same certified stone. MOH London lists it at $1,133. 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

1.50
Carat
F
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle26.9°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825665219
Dimensions8.09 × 5.53 × 3.88 mm
L/W Ratio1.46
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.09 mm5.53 mm1.50 ctF / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825665219
Side View
Table 64.0%Crown 26.9°Girdle: MediumPavilion 38°Culet: NoneDepth 70.2%

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: Nov 6
Current: $1,133 USD|Low: $188 USD|High: $1,149 USD|Avg: $569 USD|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 8$196 USD
Retailer 10$243 USD
Retailer 4$309 USD
Retailer 2$405 USD
Retailer 3$424 USD
Retailer 5$439 USD
Retailer 7$632 USD
Retailer 6$720 USD
Retailer 11$781 USD
Retailer 9$1,000 USD
MOH London$1,133 USD

39 data points across 11 retailers

16 retailers$196 USD to $1,133 USD

A
Cheapest Retailer
-
$196 USD
A
Retailer 2
-
$219 USD
View
Final sale: no returns
A
Retailer 3
-
$227 USD
View
Retailer 4
-
$243 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$243 USD
View
A
Retailer 6
-
$309 USD
View
A
Retailer 7
-
$405 USD
View
B+
Retailer 8
-
$424 USD
View
A
Retailer 9
-
$439 USD
View
B+
Retailer 10
-
$456 USD
View
B+
Retailer 11
-
$632 USD
View
B+
Retailer 12
-
$720 USD
View
B
Retailer 13
-
$781 USD
View
B
Retailer 14
-
$790 USD
View
B
Retailer 15
-
$1,000 USD
View
Most Expensive
B
MOH London
LG825665219 · Nov 5
$1,133 USD
£892 GBP
View
15 more retailers have this diamond
Prices start from $196 USDSave up to $937 USD

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
1.50ct Radiant
$196 USD