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Radiant|Lab Grown|IGI

1.36ct F SI1 Radiant Lab Grown Diamond

ID • F/SI1 • IGI LG523265500

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

Certificate IGI LG523265500

Diamond specifications and retailer prices

From $265 USD
As of November 6, 2026
Save $1,135 USD (81%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $1,400 USD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.36ct lab-grown radiant diamond

This 1.36ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG523265500 or 523265500. Listed at 17 retailers as of November 6, 2026, with prices from $265 to $1,400, a $1,135 spread on the same certified stone. Reve Diamonds lists it at $1,400. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.36
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.8°
Pavilion angle30.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG523265500
Dimensions7.75 × 5.42 × 3.60 mm
L/W Ratio1.43
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.75 mm5.42 mm1.36 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG523265500
Side View
Table 67.0%Crown 45.8°Girdle: MED-STKPavilion 30.2°Culet: NoneDepth 66.4%

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: $622 USD|Low: $254 USD|High: $1,400 USD|Avg: $695 USD|+2.5%
Retailer 1
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
Reve Diamonds
November 6, 2026
Retailer 11$265 USD
Retailer 7$295 USD
Retailer 2$307 USD
Retailer 3$328 USD
Retailer 13$328 USD
Retailer 9$485 USD
Retailer 4$533 USD
Retailer 15$546 USD
Retailer 5$584 USD
Retailer 1$622 USD
Retailer 12$890 USD
Retailer 10$1,008 USD
Retailer 14$1,054 USD
Retailer 6$1,105 USD
Retailer 8$1,310 USD
Reve Diamonds$1,400 USD

44 data points across 16 retailers

17 retailers$265 USD to $1,400 USD

A
Cheapest Retailer
-
$265 USD
A
Retailer 2
-
$295 USD
View
Final sale: no returns
A
Retailer 3
-
$307 USD
View
Retailer 4
-
$328 USD
View
Price last confirmed 13 days ago
A
Retailer 5
-
$328 USD
View
A
Retailer 6
-
$485 USD
View
B+
Retailer 7
-
$533 USD
View
B+
Retailer 8
-
$546 USD
View
B+
Retailer 9
-
$584 USD
View
B+
Retailer 10
-
$622 USD
View
B+
Retailer 11
-
$729 USD
View
B
Retailer 12
-
$890 USD
View
B
Retailer 13
-
$1,008 USD
View
B
Retailer 14
-
$1,054 USD
View
B
Retailer 15
-
$1,105 USD
View
B
Retailer 16
-
$1,310 USD
View
Most Expensive
B
Reve Diamonds
0019F21E7 · Nov 6
$1,400 USD
View
16 more retailers have this diamond
Prices start from $265 USDSave up to $1,135 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
1.36ct Radiant
$265 USD