Radiant|Lab Grown|IGI

1.90ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG723586147

Certificate IGI LG723586147

Diamond specifications and retailer prices

From $529 USD
Save $3,571 USD (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $5,700 USD at Brilliant Earth
View at Brilliant Earth

About this 1.9ct lab-grown radiant diamond

This 1.9ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG723586147 or 723586147. Listed at 21 retailers, with a 675% 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

1.90
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.2°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG723586147
Dimensions8.91 × 6.37 × 3.94 mm
L/W Ratio1.40
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
8.91 mm6.37 mm1.90 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG723586147
Side View
Table 62.0%Crown 40.2°Girdle: MED-STKPavilion 36.4°Culet: NoneDepth 61.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0-100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 1
Current: $5,700 USD|Low: $377 USD|High: $5,700 USD|Avg: $1,716 USD|+0.2%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 1, 2026
Retailer 6$529 USD
Retailer 19$876 USD
Retailer 8$885 USD
Retailer 7$889 USD
Retailer 4$912 USD
Retailer 12$915 USD
Retailer 13$965 USD
Retailer 18$987 USD
Retailer 14$1,231 USD
Retailer 17$1,370 USD
Retailer 9$1,585 USD
Retailer 10$1,589 USD
Retailer 3$1,861 USD
Retailer 11$1,914 USD
Retailer 2$2,179 USD
Retailer 5$2,231 USD
Retailer 15$2,245 USD
Retailer 16$3,440 USD
Brilliant Earth$5,700 USD

40 data points across 19 retailers

21 retailers$529 USD to $4,100 USD

A
Cheapest Retailer
-
$529 USD
A
Retailer 2
-
$876 USD
€834 EUR
View
A
Retailer 3
-
$885 USD
View
A
Retailer 4
-
$889 USD
A$1,368 AUD
View
A
Retailer 5
-
$912 USD
View
A
Retailer 6
-
$915 USD
View
A
Retailer 7
-
$967 USD
£762 GBP
View
A
Retailer 8
-
$987 USD
ZAR 15,941 ZAR
View
A
Retailer 9
-
$1,231 USD
View
A
Retailer 10
-
$1,370 USD
A$2,107 AUD
View
B+
Retailer 11
-
$1,585 USD
£1,248 GBP
View
Price last confirmed 37 days ago
B+
Retailer 12
-
$1,589 USD
View
B+
Retailer 13
-
$1,861 USD
SGD 2,515 SGD
View
B+
Retailer 14
-
$1,914 USD
View
B+
Retailer 15
-
$2,179 USD
£1,716 GBP
View
B+
Retailer 16
-
$2,231 USD
View
B+
Retailer 17
-
$2,245 USD
A$3,454 AUD
View
B+
Retailer 18
-
$2,379 USD
View
B
Retailer 19
-
$3,440 USD
View
B
Retailer 20
-
$4,100 USD
View
Most Expensive
B
Brilliant Earth
15263116A · Sep 16
$5,700 USD
View
Price last confirmed 14 days ago
20 more retailers have this diamond
Prices start from $529 USDSave up to $3,571 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.

A
1.90ct Radiant
$529 USD