Radiant|Lab Grown|IGI

1.51ct H VVS1 Radiant Lab Grown Diamond

EX • H/VVS1 • IGI LG655447325

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

Certificate IGI LG655447325

Diamond specifications and retailer prices

From $674 USD
£530 GBP
As of October 28, 2026
1 retailer carries this diamond
Only listing: $674 USD at Diamond Quarter
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 Diamond Quarter

About this 1.51ct lab-grown radiant diamond

This 1.51ct lab-grown radiant sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG655447325 or 655447325. Listed at a single retailer as of October 28, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
H
Color
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.9°
Pavilion angle34.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG655447325
Dimensions8.06 × 5.61 × 3.78 mm
L/W Ratio1.44
Top View
8.06 mm5.61 mm1.51 ctH / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG655447325
Side View
Table 68.0%Crown 42.9°Girdle: Slightly ThickPavilion 34.8°CuletDepth 67.4%

Caratlytics Score

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

Last verified: Oct 28
Current: $674 USD|Low: $674 USD|High: $674 USD|Avg: $674 USD
September 26, 2026
Diamond Quarter$674 USD

1 data point across 1 retailer

1 retailer

B+
Diamond Quarter
1.51VVS1HLG2569D9N · Oct 28
$674 USD
£530 GBP
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B+
1.51ct Radiant
$674 USD