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Round|Lab Grown|IGI

3.10ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG668469451

Shape and cutting style on the report: Round brilliant

Certificate IGI LG668469451

Diamond specifications and retailer prices

From €299 EUR
As of November 5, 2026
Save €1,286 EUR (81%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €1,585 EUR at Rare Carat · As of November 4, 2026
View at Rare Carat

About this 3.1ct lab-grown round diamond

This 3.1ct lab-grown round sits in the three to five carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG668469451 or 668469451. Listed at 15 retailers as of November 4, 2026, with prices from €299 to €1,585, a €1,286 spread on the same certified stone. Rare Carat lists it at €1,585. 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

3.10
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG668469451
Dimensions9.34 × 9.36 × 5.77 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.34 mm9.36 mm3.10 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG668469451
Side View
Table 57.0%Crown 34.5°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.7%

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: Nov 5
Current: €1,585 EUR|Low: €299 EUR|High: €3,821 EUR|Avg: €1,075 EUR|-24.0%
Rare Carat
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
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Retailer 17
November 6, 2026
Retailer 13€299 EUR
Retailer 7€347 EUR
Retailer 17€371 EUR
Retailer 3€412 EUR
Retailer 14€506 EUR
Retailer 2€512 EUR
Retailer 15€596 EUR
Retailer 5€598 EUR
Retailer 10€656 EUR
Retailer 16€657 EUR
Retailer 4€866 EUR
Retailer 12€1,087 EUR
Retailer 6€1,192 EUR
Retailer 11€1,485 EUR
Rare Carat€1,585 EUR
Retailer 9€2,839 EUR
Retailer 8€3,821 EUR

11 data points across 17 retailers

15 retailers€299 EUR to €1,585 EUR

A
Cheapest Retailer
-
€299 EUR
A
Retailer 2
-
€347 EUR
View
A
Retailer 3
-
€371 EUR
View
A
Retailer 4
-
€412 EUR
View
A
Retailer 5
-
€506 EUR
View
A
Retailer 6
-
€512 EUR
View
Retailer 7
-
€596 EUR
View
Price last confirmed 8 days ago
B+
Retailer 8
-
€598 EUR
View
A
Retailer 9
-
€656 EUR
View
A
Retailer 10
-
€657 EUR
View
A
Retailer 11
-
€866 EUR
View
B+
Retailer 12
-
€1,087 EUR
View
B+
Retailer 13
-
€1,192 EUR
View
B
Retailer 14
-
€1,485 EUR
View
Most Expensive
B
Rare Carat
KI4514694KF668 · Nov 4
€1,585 EUR
$1,770 USD
View
14 more retailers have this diamond
Prices start from €299 EURSave up to €1,286 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
3.10ct Round
€299 EUR