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Round|Lab Grown|IGI

1.53ct H SI1 Round Lab Grown Diamond

EX • H/SI1 • IGI LG12287402

Shape and cutting style on the report: Round brilliant

Certificate IGI LG12287402

Diamond specifications and retailer prices

From €296 EUR
$331 USD
As of November 1, 2026
Save €2,335 EUR (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €2,632 EUR at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG12287402 or 12287402. Listed at 18 retailers as of November 1, 2026, with prices from €296 to €2,632, a €2,335 spread on the same certified stone. Do Amore Diamonds lists it at €2,632. 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
H
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG12287402
Dimensions7.37 × 7.42 × 4.55 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment. Type IIa
Top View
7.37 mm7.42 mm1.53 ctH / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG12287402
Side View
Table 60.0%Crown 35.5°Girdle: MED-UNDPavilion 41.1°Culet: NoneDepth 61.5%

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: Nov 1
Current: €2,632 EUR|Low: €296 EUR|High: €2,632 EUR|Avg: €888 EUR
Do Amore Diamonds
Retailer 2
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Retailer 12
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Retailer 18
November 2, 2026
Retailer 18€296 EUR
Retailer 15€344 EUR
Retailer 12€363 EUR
Retailer 6€368 EUR
Retailer 14€368 EUR
Retailer 3€428 EUR
Retailer 7€506 EUR
Retailer 9€633 EUR
Retailer 2€655 EUR
Retailer 16€665 EUR
Retailer 10€728 EUR
Retailer 17€1,078 EUR
Retailer 8€1,106 EUR
Retailer 11€1,146 EUR
Retailer 5€1,304 EUR
Retailer 4€1,445 EUR
Retailer 13€1,588 EUR
Do Amore Diamonds€2,632 EUR

16 data points across 18 retailers

18 retailers€296 EUR to €2,632 EUR

A
Cheapest Retailer
-
€296 EUR
$331 USD
A
Retailer 2
-
€344 EUR
$384 USD
View
B+
Retailer 3
-
€363 EUR
$405 USD
View
A
Retailer 4
-
€368 EUR
$411 USD
View
Retailer 5
-
€368 EUR
$411 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
€428 EUR
$478 USD
View
A
Retailer 7
-
€506 EUR
$565 USD
View
A
Retailer 8
-
€633 EUR
$707 USD
View
A
Retailer 9
-
€655 EUR
£576 GBP
View
A
Retailer 10
-
€665 EUR
$743 USD
View
A
Retailer 11
-
€728 EUR
$813 USD
View
A
Retailer 12
-
€1,078 EUR
$1,204 USD
View
A
Retailer 13
-
€1,106 EUR
$1,236 USD
View
B+
Retailer 14
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€1,146 EUR
$1,280 USD
View
B+
Retailer 15
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€1,304 EUR
$1,457 USD
View
B+
Retailer 16
-
€1,445 EUR
$1,614 USD
View
B+
Retailer 17
-
€1,588 EUR
£1,397 GBP
View
Most Expensive
B
Do Amore Diamonds
27-9FF8E229B · Nov 2
€2,632 EUR
$2,940 USD
View
17 more retailers have this diamond
Prices start from €296 EURSave up to €2,335 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 Round
€296 EUR