Radiant|Lab Grown|IGI

1.01ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG816614984

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

Certificate IGI LG816614984

Diamond specifications and retailer prices

From $275 USD
£216 GBP
As of October 29, 2026
Save $2,325 USD (89%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,600 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.01ct lab-grown radiant diamond

This 1.01ct 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 LG816614984 or 816614984. Listed at 8 retailers as of October 29, 2026, with prices from $275 to $2,600, a $2,325 spread on the same certified stone. Brilliant Earth lists it at $2,600. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816614984
Dimensions7.15 × 5.14 × 3.25 mm
L/W Ratio1.39
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 mm5.14 mm1.01 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816614984
Side View
Table 68.0%Crown 38.5°Girdle: MED-STKPavilion 34.3°Culet: NoneDepth 63.2%

Caratlytics Score

How it works →
A+
Exceptional
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 29
Current: $2,600 USD|Low: $208 USD|High: $2,600 USD|Avg: $924 USD
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
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Retailer 17
October 29, 2026
Retailer 5$208 USD
Retailer 6$239 USD
Retailer 2$275 USD
Retailer 3$375 USD
Retailer 12$419 USD
Retailer 7$585 USD
Retailer 17$617 USD
Retailer 9$626 USD
Retailer 16$643 USD
Retailer 11$776 USD
Retailer 14$934 USD
Retailer 4$1,032 USD
Retailer 13$1,066 USD
Retailer 8$1,247 USD
Retailer 10$1,860 USD
Retailer 15$2,120 USD
Brilliant Earth$2,600 USD

18 data points across 17 retailers

8 retailers$275 USD to $2,600 USD

A+
Cheapest Retailer
-
$275 USD
£216 GBP
A
Retailer 2
-
$419 USD
View
B+
Retailer 3
-
$776 USD
View
B+
Retailer 4
-
$934 USD
View
B+
Retailer 5
-
$1,066 USD
£839 GBP
View
B
Retailer 6
-
$1,860 USD
View
B
Retailer 7
-
$2,120 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
21731154Y · Oct 29
$2,600 USD
View
7 more retailers have this diamond
Prices start from $275 USDSave up to $2,325 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+
1.01ct Radiant
$275 USD