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6.63ct G SI1 Round Lab Grown Diamond

EX • G/SI1 • IGI LG612337382

Shape and cutting style on the report: Round brilliant

Certificate IGI LG612337382

Diamond specifications and retailer prices

From €3,588 EUR
$4,008 USD
As of October 30, 2026
1 retailer carries this diamond
Only listing: €3,588 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 6.63ct lab-grown round diamond

This 6.63ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG612337382 or 612337382. Listed at a single retailer as of October 30, 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

6.63
Carat
G
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG612337382
Dimensions12.00 × 12.05 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
12.00 mm12.05 mm6.63 ctG / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG612337382
Side View
Table 59.0%Crown 36.3°GirdlePavilion 40°Culet: NoneDepth 60.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: €3,588 EUR|Low: €3,450 EUR|High: €4,296 EUR|Avg: €3,778 EUR|-16.5%
September 23, 2026
B2C Jewels€3,588 EUR

3 data points across 1 retailer

1 retailer

B
B2C Jewels
22143179 · Oct 30
€3,588 EUR
$4,008 USD
View

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B
6.63ct Round
€3,588 EUR