Radiant|Lab Grown|IGI

1.00ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG799636454

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

Certificate IGI LG799636454

Diamond specifications and retailer prices

From $256 USD
As of October 30, 2026
Save $1,854 USD (88%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,110 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 LG799636454 or 799636454. Listed at 19 retailers as of October 28, 2026, with prices from $256 to $2,110, a $1,854 spread on the same certified stone. Rare Carat lists it at $2,110. 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 angle46.2°
Pavilion angle33.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799636454
Dimensions6.95 × 4.78 × 3.36 mm
L/W Ratio1.45
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
6.95 mm4.78 mm1.00 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799636454
Side View
Table 62.0%Crown 46.2°Girdle: MED-STKPavilion 33.9°Culet: NoneDepth 70.3%

Caratlytics Score

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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: $2,110 USD|Low: $237 USD|High: $2,670 USD|Avg: $932 USD|-1.9%
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
October 31, 2026
Retailer 3$256 USD
Retailer 15$482 USD
Retailer 9$487 USD
Retailer 5$491 USD
Retailer 11$516 USD
Retailer 2$526 USD
Retailer 14$550 USD
Retailer 7$560 USD
Retailer 6$799 USD
Retailer 12$915 USD
Retailer 13$964 USD
Retailer 4$1,033 USD
Retailer 10$1,138 USD
Retailer 8$1,800 USD
Rare Carat$2,110 USD

31 data points across 15 retailers

19 retailers$256 USD to $2,110 USD

A
Cheapest Retailer
-
$256 USD
Final sale: no returns
Retailer 2
-
$283 USD
View
Price last confirmed 29 days ago
Retailer 3
-
$342 USD
View
Price last confirmed 33 days ago
Retailer 4
-
$366 USD
View
Price last confirmed 28 days ago
A
Retailer 5
-
$482 USD
View
A
Retailer 6
-
$487 USD
ZAR 7,874 ZAR
View
Retailer 7
-
$491 USD
€468 EUR
View
Price last confirmed 7 days ago
A
Retailer 8
-
$516 USD
View
A
Retailer 9
-
$526 USD
£414 GBP
View
A
Retailer 10
-
$550 USD
View
B+
Retailer 11
-
$799 USD
SGD 1,080 SGD
View
Retailer 12
-
$855 USD
View
Price last confirmed 25 days ago
B+
Retailer 13
-
$915 USD
View
B+
Retailer 14
-
$964 USD
View
B+
Retailer 15
-
$1,033 USD
View
B
Retailer 16
-
$1,138 USD
£896 GBP
View
Retailer 17
-
$1,177 USD
View
Price last confirmed 30 days ago
B
Retailer 18
-
$1,800 USD
View
Most Expensive
B
Rare Carat
ACP-205610 · Oct 28
$2,110 USD
View
18 more retailers have this diamond
Prices start from $256 USDSave up to $1,854 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
$256 USD