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5.51ct G VS1 Round Lab Grown Diamond

EX • G/VS1 • IGI LG591369135

Shape and cutting style on the report: Round brilliant

Certificate IGI LG591369135

Diamond specifications and retailer prices

From €3,854 EUR
$4,306 USD
As of November 1, 2026
1 retailer carries this diamond
Only listing: €3,854 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 5.51ct lab-grown round diamond

This 5.51ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG591369135 or 591369135. 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. 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

5.51
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591369135
Dimensions11.13 × 11.21 mm
L/W Ratio1.01
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
11.13 mm11.21 mm5.51 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591369135
Side View
Table 56.0%Crown 36.2°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 63.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 1
Current: €3,854 EUR|Low: €3,713 EUR|High: €4,567 EUR|Avg: €4,045 EUR|-15.6%
September 23, 2026
B2C Jewels€3,854 EUR

3 data points across 1 retailer

1 retailer

B
B2C Jewels
22047538 · Nov 1
€3,854 EUR
$4,306 USD
View

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B
5.51ct Round
€3,854 EUR