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Round|Lab Grown|IGI

1.54ct I SI2 Round Lab Grown Diamond

ID • I/SI2 • IGI LG499107998

Shape and cutting style on the report: Round brilliant

Certificate IGI LG499107998

Diamond specifications and retailer prices

From €988 EUR
$1,100 USD
As of October 29, 2026
Save €3,253 EUR (77%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €4,241 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.54ct lab-grown round diamond

This 1.54ct lab-grown round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG499107998 or 499107998. Listed at 10 retailers as of October 29, 2026, with prices from €988 to €4,241, a €3,253 spread on the same certified stone. MOH London lists it at €4,241. 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

1.54
Carat
I
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499107998
Dimensions7.40 × 7.35 × 4.57 mm
L/W Ratio1.01
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
7.40 mm7.35 mm1.54 ctI / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499107998
Side View
Table 56.0%Crown 35.3°Girdle: MediumPavilion 40.5°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
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 29
Current: €4,241 EUR|Low: €988 EUR|High: €4,274 EUR|Avg: €2,211 EUR|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 29, 2026
Retailer 2€988 EUR
Retailer 4€1,267 EUR
Retailer 6€1,819 EUR
Retailer 3€2,080 EUR
Retailer 5€2,447 EUR
Retailer 7€2,939 EUR
MOH London€4,241 EUR

12 data points across 7 retailers

10 retailers€988 EUR to €4,241 EUR

A
Cheapest Retailer
-
€988 EUR
$1,100 USD
A
Retailer 2
-
€1,132 EUR
$1,260 USD
View
B+
Retailer 3
-
€1,232 EUR
$1,371 USD
View
B+
Retailer 4
-
€1,267 EUR
$1,410 USD
View
Final sale: no returns
B+
Retailer 5
-
€1,313 EUR
$1,461 USD
View
Retailer 6
-
€1,313 EUR
$1,461 USD
View
Price last confirmed 17 days ago
B
Retailer 7
-
€2,080 EUR
$2,315 USD
View
B
Retailer 8
-
€2,447 EUR
$2,724 USD
View
B
Retailer 9
-
€2,461 EUR
$2,739 USD
View
Most Expensive
B
MOH London
LG499107998 · Oct 29
€4,241 EUR
£3,717 GBP
View
9 more retailers have this diamond
Prices start from €988 EURSave up to €3,253 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
1.54ct Round
€988 EUR