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Radiant|Lab Grown|IGI

1.36ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG790611656

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

Certificate IGI LG790611656

Diamond specifications and retailer prices

From $380 USD
As of October 30, 2026
Save $2,990 USD (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,370 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore 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 D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG790611656 or 790611656. Listed at 21 retailers as of October 29, 2026, with prices from $380 to $3,370, a $2,990 spread on the same certified stone. Do Amore Diamonds lists it at $3,370. 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 angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790611656
Dimensions7.84 × 5.52 × 3.68 mm
L/W Ratio1.42
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
7.84 mm5.52 mm1.36 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790611656
Side View
Table 61.0%Crown 43.1°Girdle: MediumPavilion 34.9°Culet: NoneDepth 66.7%

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: $3,370 USD|Low: $365 USD|High: $3,370 USD|Avg: $1,201 USD
Do Amore Diamonds
Retailer 2
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Retailer 20
October 30, 2026
Retailer 19$380 USD
Retailer 8$424 USD
Retailer 18$426 USD
Retailer 10$471 USD
Retailer 20$471 USD
Retailer 15$620 USD
Retailer 3$640 USD
Retailer 5$710 USD
Retailer 7$751 USD
Retailer 4$769 USD
Retailer 2$855 USD
Retailer 14$894 USD
Retailer 17$1,322 USD
Retailer 6$1,524 USD
Retailer 9$1,760 USD
Retailer 12$1,824 USD
Retailer 11$1,855 USD
Retailer 13$1,920 USD
Retailer 16$3,045 USD
Do Amore Diamonds$3,370 USD

43 data points across 20 retailers

21 retailers$380 USD to $3,370 USD

A
Cheapest Retailer
-
$380 USD
A
Retailer 2
-
$424 USD
View
Final sale: no returns
A
Retailer 3
-
$426 USD
View
A
Retailer 4
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$471 USD
View
A
Retailer 5
-
$471 USD
View
A
Retailer 6
-
$620 USD
View
A
Retailer 7
-
$640 USD
HK$5,000 HKD
View
A
Retailer 8
-
$710 USD
View
A
Retailer 9
-
$751 USD
View
A
Retailer 10
-
$769 USD
View
A
Retailer 11
-
$855 USD
£673 GBP
View
B+
Retailer 12
-
$894 USD
ZAR 14,438 ZAR
View
B+
Retailer 13
-
$1,322 USD
View
B+
Retailer 14
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$1,524 USD
£1,200 GBP
View
B
Retailer 15
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$1,672 USD
View
B
Retailer 16
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$1,760 USD
View
B
Retailer 17
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$1,824 USD
View
B
Retailer 18
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$1,855 USD
SGD 2,507 SGD
View
B+
Retailer 19
-
$1,920 USD
£1,512 GBP
View
Retailer 20
-
$3,045 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Do Amore Diamonds
27-100917FA8 · Oct 29
$3,370 USD
View
20 more retailers have this diamond
Prices start from $380 USDSave up to $2,990 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
$380 USD