Radiant|Lab Grown|IGI

1.05ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG790611704

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

Certificate IGI LG790611704

Diamond specifications and retailer prices

From $302 USD
As of October 30, 2026
Save $2,418 USD (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,720 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.05ct lab-grown radiant diamond

This 1.05ct 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 LG790611704 or 790611704. Listed at 22 retailers as of October 29, 2026, with prices from $302 to $2,720, a $2,418 spread on the same certified stone. Brilliant Earth lists it at $2,720. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790611704
Dimensions7.21 × 4.96 × 3.47 mm
L/W Ratio1.45
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
7.21 mm4.96 mm1.05 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790611704
Side View
Table 65.0%Crown 43.2°Girdle: ThickPavilionCulet: NoneDepth 70.0%

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: $2,720 USD|Low: $301 USD|High: $2,720 USD|Avg: $871 USD
Brilliant Earth
Retailer 2
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Retailer 11
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Retailer 22
October 31, 2026
Retailer 5$302 USD
Retailer 9$337 USD
Retailer 19$351 USD
Retailer 3$375 USD
Retailer 8$375 USD
Retailer 13$387 USD
Retailer 4$410 USD
Retailer 18$530 USD
Retailer 21$609 USD
Retailer 10$613 USD
Retailer 7$615 USD
Retailer 22$622 USD
Retailer 17$644 USD
Retailer 2$665 USD
Retailer 14$1,003 USD
Retailer 20$1,151 USD
Retailer 6$1,205 USD
Retailer 15$1,252 USD
Retailer 11$1,463 USD
Retailer 16$1,510 USD
Retailer 12$1,520 USD
Brilliant Earth$2,720 USD

30 data points across 22 retailers

22 retailers$302 USD to $2,720 USD

A
Cheapest Retailer
-
$302 USD
A
Retailer 2
-
$337 USD
View
Final sale: no returns
A
Retailer 3
-
$351 USD
View
A
Retailer 4
-
$375 USD
View
A
Retailer 5
-
$375 USD
View
A
Retailer 6
-
$387 USD
£305 GBP
View
A
Retailer 7
-
$410 USD
HK$3,200 HKD
View
A
Retailer 8
-
$530 USD
View
Retailer 9
-
$609 USD
€580 EUR
View
Price last confirmed 7 days ago
A
Retailer 10
-
$613 USD
View
A
Retailer 11
-
$615 USD
View
B+
Retailer 12
-
$622 USD
View
A
Retailer 13
-
$644 USD
ZAR 10,402 ZAR
View
B+
Retailer 14
-
$665 USD
£524 GBP
View
B+
Retailer 15
-
$1,003 USD
SGD 1,355 SGD
View
B
Retailer 16
-
$1,151 USD
View
B+
Retailer 17
-
$1,205 USD
View
B
Retailer 18
-
$1,252 USD
View
B
Retailer 19
-
$1,463 USD
£1,152 GBP
View
B+
Retailer 20
-
$1,510 USD
£1,189 GBP
View
B
Retailer 21
-
$1,520 USD
View
Most Expensive
B
Brilliant Earth
19074470A · Oct 29
$2,720 USD
View
21 more retailers have this diamond
Prices start from $302 USDSave up to $2,418 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
1.05ct Radiant
$302 USD