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Radiant|Lab Grown|IGI

1.53ct D SI1 Radiant Lab Grown Diamond

ID • D/SI1 • IGI LG524247378

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

Certificate IGI LG524247378

Diamond specifications and retailer prices

From €183 EUR
$204 USD
As of October 30, 2026
Save €1,563 EUR (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,745 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG524247378 or 524247378. Listed at 19 retailers as of October 30, 2026, with prices from €183 to €1,745, a €1,563 spread on the same certified stone. Do Amore Diamonds lists it at €1,745. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.53
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.7°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG524247378
Dimensions8.00 × 5.79 × 3.80 mm
L/W Ratio1.38
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
8.00 mm5.79 mm1.53 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG524247378
Side View
Table 64.5%Crown 45.7°Girdle: MediumPavilion 34.1°Culet: NoneDepth 65.6%

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 30
Current: €419 EUR|Low: €145 EUR|High: €1,155 EUR|Avg: €576 EUR|+2.3%
Retailer 1
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
October 31, 2026
Retailer 13€183 EUR
Retailer 6€209 EUR
Retailer 10€211 EUR
Retailer 12€226 EUR
Retailer 2€354 EUR
Retailer 1€419 EUR
Retailer 5€456 EUR
Retailer 8€465 EUR
Retailer 7€542 EUR
Retailer 15€729 EUR
Retailer 14€802 EUR
Retailer 11€895 EUR
Retailer 9€1,000 EUR
Retailer 4€1,031 EUR
Retailer 3€1,119 EUR

43 data points across 15 retailers

19 retailers€183 EUR to €1,745 EUR

A
Cheapest Retailer
-
€183 EUR
$204 USD
A
Retailer 2
-
€209 EUR
$234 USD
View
Final sale: no returns
A
Retailer 3
-
€211 EUR
$236 USD
View
A
Retailer 4
-
€226 EUR
$252 USD
View
A
Retailer 5
-
€351 EUR
$392 USD
View
B+
Retailer 6
-
€354 EUR
$395 USD
View
A
Retailer 7
-
€355 EUR
HK$3,100 HKD
View
A
Retailer 8
-
€419 EUR
View
B+
Retailer 9
-
€456 EUR
$509 USD
View
B+
Retailer 10
-
€465 EUR
£409 GBP
View
B+
Retailer 11
-
€542 EUR
$606 USD
View
B
Retailer 12
-
€729 EUR
$814 USD
View
B
Retailer 13
-
€777 EUR
£684 GBP
View
B
Retailer 14
-
€802 EUR
$896 USD
View
B
Retailer 15
-
€895 EUR
$1,000 USD
View
B
Retailer 16
-
€1,000 EUR
£880 GBP
View
B
Retailer 17
-
€1,031 EUR
SGD 1,556 SGD
View
B
Retailer 18
-
€1,119 EUR
$1,250 USD
View
Most Expensive
B
Do Amore Diamonds
27-A37CF666F · Oct 31
€1,745 EUR
$1,950 USD
View
18 more retailers have this diamond
Prices start from €183 EURSave up to €1,563 EUR

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
€183 EUR