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Round|Lab Grown|IGI

2.91ct J SI1 Round Lab Grown Diamond

ID • J/SI1 • IGI LG485163308

Shape and cutting style on the report: Round brilliant

Certificate IGI LG485163308

Diamond specifications and retailer prices

From €1,459 EUR
$1,630 USD
As of October 30, 2026
Save €6,631 EUR (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €8,090 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 2.91ct lab-grown round diamond

This 2.91ct lab-grown round sits in the two to three carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG485163308 or 485163308. Listed at 12 retailers as of October 29, 2026, with prices from €1,459 to €8,090, a €6,631 spread on the same certified stone. MOH London lists it at €8,090. 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

2.91
Carat
J
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG485163308
Dimensions9.06 × 9.08 × 5.67 mm
L/W Ratio1.00
Girdle conditionFaceted
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
9.06 mm9.08 mm2.91 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG485163308
Side View
Table 55.0%Crown 35.8°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.5%

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 30
Current: €8,090 EUR|Low: €1,459 EUR|High: €8,155 EUR|Avg: €3,951 EUR|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 30, 2026
Retailer 2€1,459 EUR
Retailer 6€2,737 EUR
Retailer 10€3,066 EUR
Retailer 7€3,175 EUR
Retailer 9€3,175 EUR
Retailer 11€3,316 EUR
Retailer 4€3,789 EUR
Retailer 3€3,837 EUR
Retailer 5€4,468 EUR
Retailer 8€4,933 EUR
MOH London€8,090 EUR

33 data points across 11 retailers

12 retailers€1,459 EUR to €8,090 EUR

A
Cheapest Retailer
-
€1,459 EUR
$1,630 USD
B+
Retailer 2
-
€2,737 EUR
$3,058 USD
View
B+
Retailer 3
-
€2,978 EUR
$3,327 USD
View
B+
Retailer 4
-
€3,066 EUR
$3,425 USD
View
Final sale: no returns
Retailer 5
-
€3,175 EUR
$3,547 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
€3,175 EUR
$3,547 USD
View
B+
Retailer 7
-
€3,316 EUR
$3,705 USD
View
B+
Retailer 8
-
€3,789 EUR
£3,333 GBP
View
B
Retailer 9
-
€3,967 EUR
$4,432 USD
View
B
Retailer 10
-
€4,468 EUR
$4,992 USD
View
B
Retailer 11
-
€4,933 EUR
$5,511 USD
View
Most Expensive
B
MOH London
LG485163308 · Oct 29
€8,090 EUR
£7,117 GBP
View
11 more retailers have this diamond
Prices start from €1,459 EURSave up to €6,631 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
2.91ct Round
€1,459 EUR