Radiant|Lab Grown|IGI

1.89ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG794624906

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

Certificate IGI LG794624906

Diamond specifications and retailer prices

From $555 USD
As of October 30, 2026
Save $4,375 USD (89%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,930 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.89ct lab-grown radiant diamond

This 1.89ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG794624906 or 794624906. Listed at 12 retailers as of October 29, 2026, with prices from $555 to $4,930, a $4,375 spread on the same certified stone. Do Amore Diamonds lists it at $4,930. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.89
Carat
D
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.1°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794624906
Dimensions8.69 × 6.16 × 4.15 mm
L/W Ratio1.41
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
8.69 mm6.16 mm1.89 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794624906
Side View
Table 63.0%Crown 46.1°Girdle: MediumPavilion 37.6°CuletDepth 67.4%

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: $4,930 USD|Low: $555 USD|High: $6,650 USD|Avg: $2,672 USD|-18.2%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 8$555 USD
Retailer 13$622 USD
Retailer 6$806 USD
Retailer 10$1,062 USD
Retailer 7$1,110 USD
Retailer 11$1,648 USD
Retailer 12$1,999 USD
Retailer 4$2,244 USD
Retailer 5$2,563 USD
Retailer 9$3,303 USD
Retailer 2$4,210 USD
Retailer 3$4,565 USD
Do Amore Diamonds$4,930 USD

31 data points across 13 retailers

12 retailers$555 USD to $4,930 USD

A
Cheapest Retailer
-
$555 USD
A
Retailer 2
-
$622 USD
View
A
Retailer 3
-
$806 USD
£635 GBP
View
A
Retailer 4
-
$1,062 USD
View
A
Retailer 5
-
$1,110 USD
View
B+
Retailer 6
-
$1,648 USD
View
B+
Retailer 7
-
$1,999 USD
View
B+
Retailer 8
-
$2,244 USD
View
B
Retailer 9
-
$3,303 USD
£2,601 GBP
View
B
Retailer 10
-
$4,210 USD
View
Retailer 11
-
$4,565 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Do Amore Diamonds
27-D821F0AA0 · Oct 29
$4,930 USD
View
11 more retailers have this diamond
Prices start from $555 USDSave up to $4,375 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
1.89ct Radiant
$555 USD