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Round|Lab Grown|IGI

2.58ct F SI1 Round Lab Grown Diamond

ID • F/SI1 • IGI LG811644280

Shape and cutting style on the report: Round brilliant

Certificate IGI LG811644280

Diamond specifications and retailer prices

From €378 EUR
HK$3,300 HKD
As of November 1, 2026
Save €983 EUR (72%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €1,361 EUR at MOH London · As of November 1, 2026
View at MOH London

About this 2.58ct lab-grown round diamond

This 2.58ct lab-grown round sits in the two to three carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG811644280 or 811644280. Listed at 7 retailers as of November 1, 2026, with prices from €378 to €1,361, a €983 spread on the same certified stone. MOH London lists it at €1,361. 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

2.58
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811644280
Dimensions8.78 × 8.73 × 5.43 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
8.78 mm8.73 mm2.58 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811644280
Side View
Table 58.0%Crown 35.2°Girdle: MED-STKPavilion 40.9°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: Nov 1
Current: €1,361 EUR|Low: €378 EUR|High: €1,493 EUR|Avg: €744 EUR|-7.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 7€378 EUR
Retailer 4€461 EUR
Retailer 2€549 EUR
Retailer 3€597 EUR
Retailer 5€610 EUR
Retailer 6€726 EUR
MOH London€1,361 EUR

43 data points across 7 retailers

7 retailers€378 EUR to €1,361 EUR

A
Cheapest Retailer
-
€378 EUR
HK$3,300 HKD
B+
Retailer 2
-
€461 EUR
$515 USD
View
A
Retailer 3
-
€549 EUR
View
A
Retailer 4
-
€597 EUR
£525 GBP
View
A
Retailer 5
-
€610 EUR
$681 USD
View
B+
Retailer 6
-
€726 EUR
$811 USD
View
Most Expensive
B
MOH London
LG811644280 · Nov 1
€1,361 EUR
£1,197 GBP
View
6 more retailers have this diamond
Prices start from €378 EURSave up to €983 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
2.58ct Round
€378 EUR