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Radiant|Lab Grown|IGI

1.36ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG816615849

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

Certificate IGI LG816615849

Diamond specifications and retailer prices

From $326 USD
As of October 31, 2026
Save $2,344 USD (88%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,060 USD at Rare Carat · As of October 21, 2026
View at Rare Carat

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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816615849 or 816615849. Listed at 19 retailers as of October 30, 2026, with a 719% 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

1.36
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.1°
Pavilion angle36.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816615849
Dimensions7.72 × 5.65 × 3.82 mm
L/W Ratio1.37
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 mm5.65 mm1.36 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816615849
Side View
Table 63.0%Crown 43.1°Girdle: Slightly ThickPavilion 36.7°Culet: NoneDepth 67.6%

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 31
Current: $3,060 USD|Low: $326 USD|High: $4,170 USD|Avg: $1,331 USD|-1.4%
Rare Carat
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
October 31, 2026
Retailer 9$326 USD
Retailer 7$499 USD
Retailer 11$565 USD
Retailer 15$593 USD
Retailer 13$621 USD
Retailer 10$640 USD
Retailer 2$672 USD
Retailer 3$959 USD
Retailer 14$1,111 USD
Retailer 16$1,211 USD
Retailer 6$1,331 USD
Retailer 8$1,448 USD
Retailer 4$1,450 USD
Retailer 5$1,506 USD
Retailer 12$2,670 USD
Rare Carat$3,060 USD

30 data points across 16 retailers

19 retailers$326 USD to $2,670 USD

A
Cheapest Retailer
-
$326 USD
Final sale: no returns
Retailer 2
-
$386 USD
View
Price last confirmed 29 days ago
Retailer 3
-
$450 USD
View
Price last confirmed 34 days ago
Retailer 4
-
$499 USD
View
Price last confirmed 28 days ago
A
Retailer 5
-
$565 USD
View
A
Retailer 6
-
$593 USD
View
A
Retailer 7
-
$621 USD
ZAR 10,034 ZAR
View
A
Retailer 8
-
$640 USD
£504 GBP
View
A
Retailer 9
-
$672 USD
€640 EUR
View
B+
Retailer 10
-
$959 USD
View
B+
Retailer 11
-
$1,111 USD
View
B+
Retailer 12
-
$1,211 USD
View
B+
Retailer 13
-
$1,331 USD
SGD 1,799 SGD
View
Retailer 14
-
$1,448 USD
£1,140 GBP
View
Price last confirmed 26 days ago
B
Retailer 15
-
$1,450 USD
£1,142 GBP
View
B
Retailer 16
-
$1,506 USD
View
Retailer 17
-
$1,603 USD
View
Price last confirmed 30 days ago
B
Retailer 18
-
$2,670 USD
View
Most Expensive
Rare Carat
PD-230632 · Oct 21
$3,060 USD
View
Price last confirmed 10 days ago
18 more retailers have this diamond
Prices start from $326 USDSave up to $2,344 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
$326 USD