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Round|Lab Grown|IGI

1.53ct F FL Round Lab Grown Diamond

ID • F/FL • IGI LG790647460

Shape and cutting style on the report: Round brilliant

Certificate IGI LG790647460

Diamond specifications and retailer prices

From $490 USD
As of November 1, 2026
Save $3,180 USD (87%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,670 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.53ct lab-grown round diamond

This 1.53ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG790647460 or 790647460. Listed at 18 retailers as of October 31, 2026, with prices from $490 to $3,670, a $3,180 spread on the same certified stone. Brilliant Earth lists it at $3,670. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
F
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790647460
Dimensions7.42 × 7.46 × 4.50 mm
L/W Ratio1.01
Girdle conditionFaceted
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
7.42 mm7.46 mm1.53 ctF / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790647460
Side View
Table 58.0%Crown 34°Girdle: MediumPavilion 40.5°Culet: NoneDepth 60.6%

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: Nov 1
Current: $3,670 USD|Low: $470 USD|High: $4,040 USD|Avg: $1,254 USD|-9.2%
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
November 2, 2026
Retailer 15$490 USD
Retailer 8$549 USD
Retailer 4$607 USD
Retailer 17$607 USD
Retailer 13$745 USD
Retailer 16$815 USD
Retailer 6$841 USD
Retailer 14$909 USD
Retailer 7$939 USD
Retailer 11$1,007 USD
Retailer 10$1,048 USD
Retailer 2$1,430 USD
Retailer 5$1,598 USD
Retailer 9$1,980 USD
Retailer 3$2,272 USD
Retailer 12$2,536 USD
Brilliant Earth$3,670 USD

44 data points across 17 retailers

18 retailers$490 USD to $3,670 USD

A
Cheapest Retailer
-
$490 USD
Retailer 2
-
$549 USD
View
Price last confirmed 41 days ago
Retailer 3
-
$607 USD
View
Price last confirmed 17 days ago
A
Retailer 4
-
$607 USD
View
A
Retailer 5
-
$745 USD
View
A
Retailer 6
-
$815 USD
View
B+
Retailer 7
-
$841 USD
View
B+
Retailer 8
-
$909 USD
A$1,398 AUD
View
B+
Retailer 9
-
$939 USD
View
B+
Retailer 10
-
$1,007 USD
£793 GBP
View
B+
Retailer 11
-
$1,048 USD
ZAR 16,925 ZAR
View
B
Retailer 12
-
$1,430 USD
View
Retailer 13
-
$1,483 USD
View
Price last confirmed 47 days ago
B
Retailer 14
-
$1,598 USD
View
B
Retailer 15
-
$1,980 USD
View
B
Retailer 16
-
$2,272 USD
View
B
Retailer 17
-
$2,536 USD
£1,997 GBP
View
Most Expensive
B
Brilliant Earth
20477326A · Oct 31
$3,670 USD
View
17 more retailers have this diamond
Prices start from $490 USDSave up to $3,180 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
1.53ct Round
$490 USD