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Round|Lab Grown|IGI

2.51ct F IF Round Lab Grown Diamond

EX • F/IF • IGI LG630464773

Shape and cutting style on the report: Round brilliant

Certificate IGI LG630464773

Diamond specifications and retailer prices

From €4,565 EUR
$5,120 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: €4,565 EUR at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG630464773 or 630464773. Listed at a single retailer as of November 2, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.51
Carat
F
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG630464773
Dimensions8.56 × 8.61 × 5.45 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.56 mm8.61 mm2.51 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG630464773
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 63.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: €4,565 EUR|Low: €375 EUR|High: €7,364 EUR|Avg: €2,230 EUR|-38.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 4€375 EUR
Retailer 7€795 EUR
Retailer 3€1,391 EUR
Retailer 6€1,391 EUR
Retailer 2€1,506 EUR
Retailer 10€1,989 EUR
Retailer 8€2,076 EUR
Retailer 9€2,643 EUR
Retailer 5€4,173 EUR
Brilliant Earth€4,565 EUR

2 data points across 10 retailers

1 retailer

B
Brilliant Earth
20378579B · Nov 2
€4,565 EUR
$5,120 USD
View

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.

B
2.51ct Round
€4,565 EUR