Radiant|Lab Grown|IGI

1.54ct E IF Radiant Lab Grown Diamond

ID • E/IF • IGI LG689562527

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

Certificate IGI LG689562527

Diamond specifications and retailer prices

From $274 USD
As of October 27, 2026
Save $4,276 USD (94%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,550 USD at Do Amore Diamonds · As of October 28, 2026
View at Do Amore Diamonds

About this 1.54ct lab-grown radiant diamond

This 1.54ct 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 LG689562527 or 689562527. Listed at 19 retailers as of October 27, 2026, with prices from $274 to $4,550, a $4,276 spread on the same certified stone. Do Amore Diamonds lists it at $4,550. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49.1°
Pavilion angle33.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689562527
Dimensions8.09 × 5.70 × 3.77 mm
L/W Ratio1.42
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.09 mm5.70 mm1.54 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689562527
Side View
Table 64.0%Crown 49.1°Girdle: MediumPavilion 33.8°Culet: NoneDepth 66.1%

Caratlytics Score

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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 27
Current: $2,430 USD|Low: $307 USD|High: $3,340 USD|Avg: $1,175 USD|-13.5%
Do Amore Diamonds
Retailer 2
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
October 29, 2026
Retailer 6$307 USD
Retailer 3$318 USD
Retailer 9$340 USD
Retailer 14$340 USD
Retailer 16$454 USD
Retailer 17$500 USD
Retailer 13$644 USD
Retailer 2$664 USD
Retailer 4$818 USD
Retailer 12$874 USD
Retailer 15$970 USD
Retailer 8$1,205 USD
Retailer 7$1,305 USD
Retailer 5$1,369 USD
Retailer 10$1,510 USD
Do Amore Diamonds$2,430 USD
Retailer 11$2,880 USD

34 data points across 17 retailers

19 retailers$274 USD to $4,550 USD

A
Cheapest Retailer
-
$274 USD
A
Retailer 2
-
$307 USD
View
Final sale: no returns
A
Retailer 3
-
$318 USD
View
A
Retailer 4
-
$340 USD
View
A
Retailer 5
-
$340 USD
View
B+
Retailer 6
-
$454 USD
View
A
Retailer 7
-
$500 USD
View
A
Retailer 8
-
$644 USD
ZAR 10,408 ZAR
View
A
Retailer 9
-
$664 USD
£523 GBP
View
A
Retailer 10
-
$818 USD
View
A
Retailer 11
-
$874 USD
A$1,345 AUD
View
A
Retailer 12
-
$970 USD
View
B+
Retailer 13
-
$1,205 USD
View
B+
Retailer 14
-
$1,305 USD
View
B+
Retailer 15
-
$1,369 USD
View
B+
Retailer 16
-
$1,510 USD
£1,189 GBP
View
B+
Retailer 17
-
$2,430 USD
View
B
Retailer 18
-
$2,880 USD
View
Most Expensive
B
Do Amore Diamonds
23-689562527 · Oct 28
$4,550 USD
View
18 more retailers have this diamond
Prices start from $274 USDSave up to $4,276 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
1.54ct Radiant
$274 USD