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Round|Lab Grown|IGI

5.53ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • IGI LG742551623

Shape and cutting style on the report: Round brilliant

Certificate IGI LG742551623

Diamond specifications and retailer prices

From €892 EUR
$997 USD
As of October 29, 2026
Save €2,637 EUR (75%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €4,508 EUR at Michael Trio · As of October 13, 2026
View at Michael Trio

About this 5.53ct lab-grown round diamond

This 5.53ct lab-grown round sits in the over five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG742551623 or 742551623. Listed at 10 retailers as of October 29, 2026, with a 296% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

5.53
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG742551623
Dimensions11.55 × 11.47 × 6.79 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.55 mm11.47 mm5.53 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG742551623
Side View
Table 62.0%Crown 32.2°Girdle: MED-STKPavilion 41°Culet: NoneDepth 59.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: €4,508 EUR|Low: €888 EUR|High: €4,581 EUR|Avg: €1,980 EUR|+2.1%
Michael Trio
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 9€892 EUR
Retailer 2€896 EUR
Retailer 7€971 EUR
Retailer 11€1,429 EUR
Retailer 5€1,652 EUR
Retailer 3€1,657 EUR
Retailer 10€1,941 EUR
Retailer 8€2,231 EUR
Retailer 6€2,233 EUR
Retailer 4€3,530 EUR
Michael Trio€4,508 EUR

39 data points across 11 retailers

10 retailers€892 EUR to €3,530 EUR

A
Cheapest Retailer
-
€892 EUR
$997 USD
A
Retailer 2
-
€896 EUR
£788 GBP
View
A
Retailer 3
-
€971 EUR
$1,085 USD
View
B+
Retailer 4
-
€1,429 EUR
$1,596 USD
View
B+
Retailer 5
-
€1,652 EUR
View
B+
Retailer 6
-
€1,941 EUR
$2,168 USD
View
B
Retailer 7
-
€2,231 EUR
$2,493 USD
View
B
Retailer 8
-
€2,233 EUR
$2,495 USD
View
B
Retailer 9
-
€3,530 EUR
£3,105 GBP
View
Most Expensive
Michael Trio
1786396128 · Oct 13
€4,508 EUR
SGD 6,806 SGD
View
Price last confirmed 18 days ago
9 more retailers have this diamond
Prices start from €892 EURSave up to €2,637 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
5.53ct Round
€892 EUR