Radiant|Lab Grown|IGI

1.04ct D IF Radiant Lab Grown Diamond

ID • D/IF • IGI LG840657985

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

Certificate IGI LG840657985

Diamond specifications and retailer prices

From $186 USD
As of November 4, 2026
Save $1,394 USD (88%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,580 USD at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 1.04ct lab-grown radiant diamond

This 1.04ct 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 LG840657985 or 840657985. Listed at 10 retailers as of November 3, 2026, with prices from $186 to $1,580, a $1,394 spread on the same certified stone. Brilliant Earth lists it at $1,580. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
D
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.8°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840657985
Dimensions7.18 × 5.00 × 3.42 mm
L/W Ratio1.44
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
7.18 mm5.00 mm1.04 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840657985
Side View
Table 62.0%Crown 45.8°Girdle: MediumPavilion 38.1°Culet: NoneDepth 68.4%

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: Nov 4
Current: $1,580 USD|Low: $182 USD|High: $1,580 USD|Avg: $509 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 4, 2026
Retailer 7$186 USD
Retailer 11$216 USD
Retailer 2$237 USD
Retailer 10$406 USD
Retailer 3$438 USD
Retailer 8$471 USD
Retailer 5$564 USD
Retailer 4$613 USD
Retailer 9$743 USD
Retailer 6$1,080 USD
Brilliant Earth$1,580 USD

34 data points across 11 retailers

10 retailers$186 USD to $1,580 USD

A+
Cheapest Retailer
-
$186 USD
A
Retailer 2
-
$216 USD
View
A
Retailer 3
-
$237 USD
View
A
Retailer 4
-
$406 USD
View
A
Retailer 5
-
$471 USD
View
A
Retailer 6
-
$564 USD
View
A
Retailer 7
-
$613 USD
View
B+
Retailer 8
-
$743 USD
View
B+
Retailer 9
-
$1,080 USD
View
Most Expensive
B
Brilliant Earth
22454371A · Nov 3
$1,580 USD
View
9 more retailers have this diamond
Prices start from $186 USDSave up to $1,394 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+
1.04ct Radiant
$186 USD