Radiant|Lab Grown|IGI

1.01ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG783648703

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

Certificate IGI LG783648703

Diamond specifications and retailer prices

From $274 USD
£216 GBP
As of October 30, 2026
Save $1,586 USD (85%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $2,120 USD at Rare Carat · As of October 18, 2026
View at Rare Carat

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 LG783648703 or 783648703. Listed at 8 retailers as of October 30, 2026, with a 579% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle42.1°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783648703
Dimensions7.06 × 4.85 × 3.46 mm
L/W Ratio1.46
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
7.06 mm4.85 mm1.01 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783648703
Side View
Table 63.0%Crown 42.1°Girdle: Slightly ThickPavilion 37.6°Culet: NoneDepth 71.3%

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: $2,120 USD|Low: $234 USD|High: $2,600 USD|Avg: $940 USD|+9.1%
Rare Carat
Retailer 2
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Retailer 11
Retailer 12
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October 30, 2026
Retailer 4$234 USD
Retailer 10$274 USD
Retailer 17$365 USD
Retailer 13$419 USD
Retailer 6$582 USD
Retailer 7$582 USD
Retailer 3$605 USD
Retailer 9$617 USD
Retailer 16$628 USD
Retailer 12$776 USD
Retailer 15$934 USD
Retailer 5$1,003 USD
Retailer 14$1,066 USD
Retailer 8$1,223 USD
Retailer 2$1,480 USD
Retailer 11$1,860 USD
Rare Carat$2,120 USD

22 data points across 17 retailers

8 retailers$274 USD to $1,860 USD

A+
Cheapest Retailer
-
$274 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
-
$1,480 USD
View
B
Retailer 7
-
$1,860 USD
View
Most Expensive
Rare Carat
HL-177405 · Oct 18
$2,120 USD
View
Price last confirmed 13 days ago
7 more retailers have this diamond
Prices start from $274 USDSave up to $1,586 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
$274 USD