Round|Lab Grown|IGI

3.03ct D SI1 Round Lab Grown Diamond

EX • D/SI1 • IGI LG850692076

Shape and cutting style on the report: Round brilliant

Certificate IGI LG850692076

Diamond specifications and retailer prices

From €326 EUR
As of November 5, 2026
Save €1,210 EUR (79%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: €1,591 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 3.03ct lab-grown round diamond

This 3.03ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG850692076 or 850692076. Listed at 18 retailers as of November 5, 2026, with a 371% 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

3.03
Carat
D
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle41.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850692076
Dimensions9.29 × 9.35 × 5.71 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.29 mm9.35 mm3.03 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850692076
Side View
Table 61.0%Crown 33°Girdle: MED-STKPavilion 41.6°Culet: NoneDepth 61.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: €1,591 EUR|Low: €326 EUR|High: €1,591 EUR|Avg: €809 EUR
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 5, 2026
Retailer 3€326 EUR
Retailer 8€365 EUR
Retailer 14€379 EUR
Retailer 7€404 EUR
Retailer 15€456 EUR
Retailer 2€537 EUR
Retailer 4€539 EUR
Retailer 16€543 EUR
Retailer 5€637 EUR
Retailer 6€685 EUR
Retailer 11€721 EUR
Retailer 13€952 EUR
Retailer 18€962 EUR
Retailer 12€1,302 EUR
Retailer 10€1,316 EUR
Retailer 9€1,336 EUR
Retailer 17€1,536 EUR
MOH London€1,591 EUR

9 data points across 18 retailers

18 retailers€326 EUR to €1,536 EUR

A
Cheapest Retailer
-
€326 EUR
A
Retailer 2
-
€365 EUR
View
Final sale: no returns
A
Retailer 3
-
€379 EUR
View
A
Retailer 4
-
€404 EUR
View
A
Retailer 5
-
€456 EUR
View
A
Retailer 6
-
€537 EUR
View
A
Retailer 7
-
€539 EUR
View
B+
Retailer 8
-
€543 EUR
View
Retailer 9
-
€637 EUR
View
Price last confirmed 8 days ago
A
Retailer 10
-
€685 EUR
View
A
Retailer 11
-
€721 EUR
View
B+
Retailer 12
-
€952 EUR
View
B+
Retailer 13
-
€962 EUR
View
B+
Retailer 14
-
€1,302 EUR
View
B+
Retailer 15
-
€1,316 EUR
View
B+
Retailer 16
-
€1,336 EUR
View
B
Retailer 17
-
€1,536 EUR
View
Most Expensive
MOH London
LG850692076 · Oct 29
€1,591 EUR
£1,406 GBP
View
Price last confirmed 8 days ago
17 more retailers have this diamond
Prices start from €326 EURSave up to €1,210 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
3.03ct Round
€326 EUR