Radiant|Lab Grown|IGI

1.05ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG811606075

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

Certificate IGI LG811606075

Diamond specifications and retailer prices

From $321 USD
As of November 2, 2026
Save $2,169 USD (87%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $2,490 USD at Brilliant Earth · As of November 2, 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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811606075 or 811606075. Listed at 22 retailers as of November 2, 2026, with prices from $321 to $2,490, a $2,169 spread on the same certified stone. Brilliant Earth lists it at $2,490. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.9°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811606075
Dimensions7.23 × 5.00 × 3.35 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.23 mm5.00 mm1.05 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811606075
Side View
Table 65.0%Crown 41.9°Girdle: Slightly ThickPavilion 34.2°Culet: NoneDepth 67.0%

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: Nov 2
Current: $2,490 USD|Low: $308 USD|High: $2,490 USD|Avg: $862 USD
Brilliant Earth
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
November 3, 2026
Retailer 4$321 USD
Retailer 7$358 USD
Retailer 5$398 USD
Retailer 3$535 USD
Retailer 13$555 USD
Retailer 6$637 USD
Retailer 10$671 USD
Retailer 8$687 USD
Retailer 2$704 USD
Retailer 12$972 USD
Retailer 11$1,087 USD
Retailer 15$1,168 USD
Retailer 14$1,325 USD
Retailer 9$1,596 USD
Brilliant Earth$2,490 USD

45 data points across 15 retailers

22 retailers$321 USD to $2,490 USD

A
Cheapest Retailer
-
$321 USD
A
Retailer 2
-
$358 USD
View
Final sale: no returns
A
Retailer 3
-
$373 USD
View
Retailer 4
-
$398 USD
View
Price last confirmed 9 days ago
A
Retailer 5
-
$398 USD
View
A
Retailer 6
-
$535 USD
View
A
Retailer 7
-
$555 USD
View
B+
Retailer 8
-
$629 USD
View
B+
Retailer 9
-
$637 USD
View
B+
Retailer 10
-
$671 USD
€639 EUR
View
B+
Retailer 11
-
$687 USD
ZAR 11,097 ZAR
View
B+
Retailer 12
-
$704 USD
£555 GBP
View
B+
Retailer 13
-
$972 USD
A$1,495 AUD
View
B+
Retailer 14
-
$1,087 USD
A$1,672 AUD
View
B
Retailer 15
-
$1,168 USD
View
B
Retailer 16
-
$1,281 USD
View
B
Retailer 17
-
$1,325 USD
View
B
Retailer 18
-
$1,326 USD
View
B
Retailer 19
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$1,434 USD
View
B
Retailer 20
-
$1,581 USD
View
B
Retailer 21
-
$1,596 USD
£1,257 GBP
View
Most Expensive
B
Brilliant Earth
20620834A · Nov 2
$2,490 USD
View
21 more retailers have this diamond
Prices start from $321 USDSave up to $2,169 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
$321 USD