Radiant|Lab Grown|IGI

1.00ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG799647369

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

Certificate IGI LG799647369

Diamond specifications and retailer prices

From $272 USD
£214 GBP
As of October 30, 2026
Save $1,828 USD (87%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,100 USD at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1ct lab-grown radiant diamond

This 1ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG799647369 or 799647369. Listed at 8 retailers as of October 28, 2026, with prices from $272 to $2,100, a $1,828 spread on the same certified stone. Rare Carat lists it at $2,100. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.00
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.8°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799647369
Dimensions7.15 × 4.99 × 3.25 mm
L/W Ratio1.43
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
7.15 mm4.99 mm1.00 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799647369
Side View
Table 67.0%Crown 41.8°Girdle: STK-THKPavilion 36.1°Culet: NoneDepth 65.1%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,100 USD|Low: $206 USD|High: $2,570 USD|Avg: $918 USD|+9.0%
Rare Carat
Retailer 2
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October 30, 2026
Retailer 6$206 USD
Retailer 7$237 USD
Retailer 12$272 USD
Retailer 19$365 USD
Retailer 16$417 USD
Retailer 8$574 USD
Retailer 5$585 USD
Retailer 3$612 USD
Retailer 11$621 USD
Retailer 18$637 USD
Retailer 15$769 USD
Retailer 17$928 USD
Retailer 4$1,023 USD
Retailer 13$1,060 USD
Retailer 9$1,237 USD
Retailer 10$1,341 USD
Retailer 2$1,470 USD
Retailer 14$1,850 USD
Rare Carat$2,100 USD

20 data points across 19 retailers

8 retailers$272 USD to $2,100 USD

A+
Cheapest Retailer
-
$272 USD
£214 GBP
A
Retailer 2
-
$417 USD
View
B+
Retailer 3
-
$769 USD
View
B+
Retailer 4
-
$928 USD
View
B+
Retailer 5
-
$1,060 USD
£835 GBP
View
B
Retailer 6
-
$1,470 USD
View
B
Retailer 7
-
$1,850 USD
View
Most Expensive
B
Rare Carat
PD-214550 · Oct 28
$2,100 USD
View
7 more retailers have this diamond
Prices start from $272 USDSave up to $1,828 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+
1.00ct Radiant
$272 USD