Round|Lab Grown|IGI

1.04ct F I1 Round Lab Grown Diamond

EX • F/I1 • IGI LG12452805

Shape and cutting style on the report: Round brilliant

Certificate IGI LG12452805

Diamond specifications and retailer prices

From €279 EUR
$313 USD
As of November 1, 2026
Save €957 EUR (77%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €1,236 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.04ct lab-grown round diamond

This 1.04ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI LG12452805 or 12452805. Listed at 3 retailers as of October 29, 2026, with prices from €279 to €1,236, a €957 spread on the same certified stone. MOH London lists it at €1,236. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
F
Colour
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG12452805
Dimensions6.55 × 6.58 × 3.92 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Cert comments
As Grown - No indications of post-growth treatment. This Laboratory Grown Diamond was created by High Pressure High Tempertature (HPHT) growth process.
Top View
6.55 mm6.58 mm1.04 ctF / I1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG12452805
Side View
Table 57.0%Crown 32°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 59.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: €1,236 EUR|Low: €201 EUR|High: €1,244 EUR|Avg: €621 EUR|-0.5%
MOH London
Retailer 2
Retailer 3
October 29, 2026
Retailer 2€279 EUR
Retailer 3€368 EUR
MOH London€1,236 EUR

10 data points across 3 retailers

3 retailers€279 EUR to €1,236 EUR

A
Cheapest Retailer
-
€279 EUR
$313 USD
B+
Retailer 2
-
€368 EUR
$413 USD
View
Most Expensive
B+
MOH London
LG12452805 · Oct 29
€1,236 EUR
£1,092 GBP
View
2 more retailers have this diamond
Prices start from €279 EURSave up to €957 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
1.04ct Round
€279 EUR