Radiant|Lab Grown|IGI

1.53ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG759531798

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

Certificate IGI LG759531798

Diamond specifications and retailer prices

From $279 USD
As of October 30, 2026
Save $2,111 USD (88%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,390 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.53ct lab-grown radiant diamond

This 1.53ct lab-grown radiant sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG759531798 or 759531798. Listed at 23 retailers as of October 30, 2026, with prices from $279 to $2,390, a $2,111 spread on the same certified stone. Brilliant Earth lists it at $2,390. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.5°
Pavilion angle32.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG759531798
Dimensions8.16 × 5.74 × 3.71 mm
L/W Ratio1.42
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
8.16 mm5.74 mm1.53 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG759531798
Side View
Table 62.0%Crown 41.5°Girdle: MediumPavilion 32.4°Culet: NoneDepth 64.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $2,390 USD|Low: $279 USD|High: $2,990 USD|Avg: $1,004 USD|-20.1%
Brilliant Earth
Retailer 2
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Retailer 20
October 31, 2026
Retailer 15$279 USD
Retailer 3$312 USD
Retailer 16$346 USD
Retailer 12$360 USD
Retailer 13$535 USD
Retailer 6$571 USD
Retailer 7$595 USD
Retailer 11$606 USD
Retailer 18$608 USD
Retailer 2$610 USD
Retailer 5$805 USD
Retailer 19$1,033 USD
Retailer 14$1,064 USD
Retailer 17$1,082 USD
Retailer 4$1,163 USD
Retailer 20$1,332 USD
Retailer 9$1,444 USD
Retailer 8$1,446 USD
Retailer 10$2,275 USD
Brilliant Earth$2,390 USD

37 data points across 20 retailers

23 retailers$279 USD to $2,390 USD

A
Cheapest Retailer
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$279 USD
A
Retailer 2
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$312 USD
View
Final sale: no returns
A
Retailer 3
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$346 USD
View
A
Retailer 4
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$360 USD
View
A
Retailer 5
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$535 USD
View
A
Retailer 6
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$571 USD
View
A
Retailer 7
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$595 USD
ZAR 9,610 ZAR
View
Retailer 8
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$606 USD
€577 EUR
View
Price last confirmed 7 days ago
A
Retailer 9
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$608 USD
View
A
Retailer 10
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$610 USD
£480 GBP
View
A
Retailer 11
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$805 USD
A$1,239 AUD
View
B+
Retailer 12
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$949 USD
View
B+
Retailer 13
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$1,033 USD
View
B+
Retailer 14
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$1,064 USD
View
B+
Retailer 15
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$1,082 USD
View
B+
Retailer 16
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$1,163 USD
View
B+
Retailer 17
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$1,235 USD
View
B+
Retailer 18
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$1,332 USD
View
B+
Retailer 19
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$1,444 USD
£1,137 GBP
View
B+
Retailer 20
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$1,446 USD
View
Retailer 21
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$2,224 USD
A$3,421 AUD
View
Price last confirmed 119 days ago
Retailer 22
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$2,275 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
17364768A · Oct 30
$2,390 USD
View
22 more retailers have this diamond
Prices start from $279 USDSave up to $2,111 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 Radiant
$279 USD