Radiant|Lab Grown|IGI

1.00ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG840633325

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

Certificate IGI LG840633325

Diamond specifications and retailer prices

From $229 USD
As of October 30, 2026
Save $1,881 USD (89%) vs most expensive(unlock to see where)
21 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 LG840633325 or 840633325. Listed at 21 retailers as of October 28, 2026, with prices from $229 to $2,110, a $1,881 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 angle42.1°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840633325
Dimensions6.78 × 5.01 × 3.44 mm
L/W Ratio1.35
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
6.78 mm5.01 mm1.00 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840633325
Side View
Table 68.0%Crown 42.1°Girdle: Slightly ThickPavilion 37°Culet: NoneDepth 68.7%

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: $2,110 USD|Low: $229 USD|High: $2,590 USD|Avg: $810 USD|-0.7%
Rare Carat
Retailer 2
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Retailer 21
October 31, 2026
Retailer 12$229 USD
Retailer 4$256 USD
Retailer 19$265 USD
Retailer 11$284 USD
Retailer 18$284 USD
Retailer 15$293 USD
Retailer 5$482 USD
Retailer 16$487 USD
Retailer 3$491 USD
Retailer 20$516 USD
Retailer 2$526 USD
Retailer 7$550 USD
Retailer 10$799 USD
Retailer 9$912 USD
Retailer 6$915 USD
Retailer 8$964 USD
Retailer 21$1,033 USD
Retailer 17$1,138 USD
Retailer 13$1,800 USD
Retailer 14$1,894 USD
Rare Carat$2,110 USD

24 data points across 21 retailers

21 retailers$229 USD to $2,110 USD

A
Cheapest Retailer
-
$229 USD
A
Retailer 2
-
$256 USD
View
Final sale: no returns
A
Retailer 3
-
$265 USD
View
A
Retailer 4
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$284 USD
View
A
Retailer 5
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$284 USD
View
A
Retailer 6
-
$293 USD
£231 GBP
View
A
Retailer 7
-
$482 USD
View
A
Retailer 8
-
$487 USD
ZAR 7,874 ZAR
View
Retailer 9
-
$491 USD
€468 EUR
View
Price last confirmed 8 days ago
A
Retailer 10
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$516 USD
View
A
Retailer 11
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$526 USD
£414 GBP
View
A
Retailer 12
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$550 USD
View
B+
Retailer 13
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$799 USD
SGD 1,080 SGD
View
B+
Retailer 14
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$912 USD
View
B+
Retailer 15
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$915 USD
View
B+
Retailer 16
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$964 USD
View
B+
Retailer 17
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$1,033 USD
View
B+
Retailer 18
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$1,138 USD
£896 GBP
View
B
Retailer 19
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$1,800 USD
View
B
Retailer 20
-
$1,894 USD
View
Most Expensive
B
Rare Carat
JH-250280 · Oct 28
$2,110 USD
View
20 more retailers have this diamond
Prices start from $229 USDSave up to $1,881 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
$229 USD