CaratHunter
Plans
Oval|Lab Grown|IGI

2.51ct G SI1 Oval Lab Grown Diamond

ID • G/SI1 • IGI LG766620919

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG766620919

Diamond specifications and retailer prices

From €1,889 EUR
$2,110 USD
As of October 31, 2026
1 retailer carries this diamond
Only listing: €1,889 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 oval diamond

This 2.51ct lab-grown oval sits in the two to three carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG766620919 or 766620919. Listed at a single retailer as of October 31, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

2.51
Carat
G
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG766620919
Dimensions11.15 × 7.50 × 4.80 mm
L/W Ratio1.49
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.15 mm7.50 mm2.51 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG766620919
Side View
Table 63.0%Crown 38.1°Girdle: THN-STKPavilion 41.3°Culet: NoneDepth 64.0%

Caratlytics Score

How it works →
B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: €1,889 EUR|Low: €461 EUR|High: €1,889 EUR|Avg: €720 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
May 5, 2026
Retailer 4€461 EUR
Retailer 3€578 EUR
Retailer 2€1,132 EUR
Brilliant Earth€1,889 EUR

16 data points across 4 retailers

1 retailer

B
Brilliant Earth
17438747A · Oct 31
€1,889 EUR
$2,110 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 Oval
€1,889 EUR