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Round|Lab Grown|IGI

1.53ct I SI1 Round Lab Grown Diamond

ID • I/SI1 • IGI LG494162247

Shape and cutting style on the report: Round brilliant

Certificate IGI LG494162247

Diamond specifications and retailer prices

From €761 EUR
$850 USD
As of October 31, 2026
Save €3,366 EUR (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €4,126 EUR at MOH London · As of November 1, 2026
View at MOH London

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 I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG494162247 or 494162247. Listed at 11 retailers as of October 31, 2026, with prices from €761 to €4,126, a €3,366 spread on the same certified stone. MOH London lists it at €4,126. 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
I
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG494162247
Dimensions7.47 × 7.44 × 4.50 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
7.47 mm7.44 mm1.53 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG494162247
Side View
Table 56.5%Crown 33.2°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.3%

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 31
Current: €4,126 EUR|Low: €761 EUR|High: €4,181 EUR|Avg: €1,972 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 2€761 EUR
Retailer 3€1,245 EUR
Retailer 6€1,395 EUR
Retailer 4€1,445 EUR
Retailer 7€1,598 EUR
Retailer 10€1,663 EUR
Retailer 9€1,974 EUR
Retailer 5€2,281 EUR
Retailer 8€2,622 EUR
MOH London€4,126 EUR

17 data points across 10 retailers

11 retailers€761 EUR to €4,126 EUR

A
Cheapest Retailer
-
€761 EUR
$850 USD
B+
Retailer 2
-
€1,245 EUR
$1,391 USD
View
B+
Retailer 3
-
€1,355 EUR
$1,514 USD
View
B+
Retailer 4
-
€1,395 EUR
$1,558 USD
View
Final sale: no returns
Retailer 5
-
€1,445 EUR
$1,614 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
€1,445 EUR
$1,614 USD
View
B+
Retailer 7
-
€1,598 EUR
$1,785 USD
View
B
Retailer 8
-
€2,281 EUR
$2,548 USD
View
B
Retailer 9
-
€2,622 EUR
$2,929 USD
View
B
Retailer 10
-
€2,708 EUR
$3,025 USD
View
Most Expensive
B
MOH London
LG494162247 · Nov 1
€4,126 EUR
£3,630 GBP
View
10 more retailers have this diamond
Prices start from €761 EURSave up to €3,366 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
€761 EUR