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Radiant|Lab Grown|IGI

1.58ct E IF Radiant Lab Grown Diamond

EX • E/IF • IGI LG743581971

Certificate IGI LG743581971

Diamond specifications and retailer prices

From $516 USD
Save $3,244 USD (86%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,760 USD at Brilliant Earth
View at Brilliant Earth

About this 1.58ct lab-grown radiant diamond

This 1.58ct 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 LG743581971 or 743581971. Listed at 21 retailers, with prices from $516 to $3,760 at Brilliant Earth, a $3,244 spread on the same certified stone. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.58
Carat
E
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743581971
Dimensions8.52 × 5.68 × 3.80 mm
L/W Ratio1.50
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.52 mm5.68 mm1.58 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743581971
Side View
Table 64.0%Crown 39.7°Girdle: MED-STKPavilionCulet: NoneDepth 66.9%

Caratlytics Score

How it works →
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: Sep 30
Current: $3,760 USD|Low: $411 USD|High: $3,760 USD|Avg: $1,567 USD
Brilliant Earth
Retailer 2
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Retailer 5
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Retailer 21
September 30, 2026
Retailer 2$516 USD
Retailer 4$577 USD
Retailer 18$578 USD
Retailer 21$632 USD
Retailer 14$704 USD
Retailer 8$770 USD
Retailer 7$910 USD
Retailer 20$912 USD
Retailer 13$986 USD
Retailer 10$1,196 USD
Retailer 15$1,378 USD
Retailer 6$1,514 USD
Retailer 5$1,859 USD
Retailer 3$2,024 USD
Retailer 12$2,081 USD
Retailer 11$2,202 USD
Retailer 17$2,415 USD
Retailer 16$2,703 USD
Retailer 9$2,921 USD
Retailer 19$3,128 USD
Brilliant Earth$3,760 USD

38 data points across 21 retailers

21 retailers$516 USD to $3,760 USD

A
Cheapest Retailer
-
$516 USD
A
Retailer 2
-
$577 USD
View
A
Retailer 3
-
$578 USD
View
A
Retailer 4
-
$632 USD
View
A
Retailer 5
-
$704 USD
HK$5,500 HKD
View
Price last confirmed 27 days ago
A
Retailer 6
-
$770 USD
View
A
Retailer 7
-
$910 USD
View
A
Retailer 8
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$912 USD
€869 EUR
View
A
Retailer 9
-
$988 USD
£778 GBP
View
B+
Retailer 10
-
$1,196 USD
View
B+
Retailer 11
-
$1,378 USD
View
B+
Retailer 12
-
$1,514 USD
View
B+
Retailer 13
-
$1,859 USD
£1,464 GBP
View
B
Retailer 14
-
$2,024 USD
SGD 2,735 SGD
View
B
Retailer 15
-
$2,081 USD
View
B
Retailer 16
-
$2,202 USD
View
B
Retailer 17
-
$2,415 USD
View
B
Retailer 18
-
$2,703 USD
£2,128 GBP
View
B
Retailer 19
-
$2,981 USD
View
B
Retailer 20
-
$3,128 USD
View
Most Expensive
B
Brilliant Earth
16560659A · Oct 1
$3,760 USD
View
20 more retailers have this diamond
Prices start from $516 USDSave up to $3,244 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
1.58ct Radiant
$516 USD