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Radiant|Lab Grown|IGI

2.56ct G SI1 Radiant Lab Grown Diamond

EX • G/SI1 • IGI LG681517323

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG681517323

Diamond specifications and retailer prices

From €608 EUR
$679 USD
As of November 1, 2026
1 retailer carries this diamond
Only listing: €608 EUR at B2C Jewels
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 B2C Jewels

About this 2.56ct lab-grown radiant diamond

This 2.56ct lab-grown radiant 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 LG681517323 or 681517323. Listed at a single retailer as of November 1, 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

2.56
Carat
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.9°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG681517323
Dimensions9.38 × 6.81 mm
L/W Ratio1.38
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.38 mm6.81 mm2.56 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG681517323
Side View
Table 63.0%Crown 38.9°Girdle: Slightly ThickPavilion 35.7°Culet: NoneDepth 68.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 1
Current: €608 EUR|Low: €592 EUR|High: €908 EUR|Avg: €701 EUR|-33.0%
September 23, 2026
B2C Jewels€608 EUR

4 data points across 1 retailer

1 retailer

B+
B2C Jewels
27324031 · Nov 1
€608 EUR
$679 USD
View

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B+
2.56ct Radiant
€608 EUR