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Round|Lab Grown|IGI

2.51ct F SI1 Round Lab Grown Diamond

VG • F/SI1 • IGI LG607347385

Shape and cutting style on the report: Round brilliant

Certificate IGI LG607347385

Diamond specifications and retailer prices

From €542 EUR
$608 USD
As of November 2, 2026
Save €1,060 EUR (66%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €1,602 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 2.51ct lab-grown round diamond

This 2.51ct lab-grown round sits in the two to three carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG607347385 or 607347385. Listed at 6 retailers as of October 29, 2026, with prices from €542 to €1,602, a €1,060 spread on the same certified stone. MOH London lists it at €1,602. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

2.51
Carat
F
Color
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG607347385
Dimensions8.63 × 8.61 × 5.31 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeChipped
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process.
Top View
8.63 mm8.61 mm2.51 ctF / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG607347385
Side View
Table 62.0%Crown 34.8°Girdle: STK-THKPavilion 41.4°Culet: CHIDepth 61.7%

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: Nov 2
Current: €1,602 EUR|Low: €542 EUR|High: €1,614 EUR|Avg: €892 EUR|-0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 6€542 EUR
Retailer 4€596 EUR
Retailer 5€634 EUR
Retailer 2€735 EUR
Retailer 3€1,333 EUR
MOH London€1,602 EUR

36 data points across 6 retailers

6 retailers€542 EUR to €1,602 EUR

A
Cheapest Retailer
-
€542 EUR
$608 USD
B+
Retailer 2
-
€596 EUR
$668 USD
View
B+
Retailer 3
-
€634 EUR
$711 USD
View
B+
Retailer 4
-
€735 EUR
£649 GBP
View
B
Retailer 5
-
€1,333 EUR
$1,495 USD
View
Most Expensive
B
MOH London
LG607347385 · Oct 29
€1,602 EUR
£1,415 GBP
View
5 more retailers have this diamond
Prices start from €542 EURSave up to €1,060 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
2.51ct Round
€542 EUR