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Radiant|Lab Grown|IGI

1.51ct H VVS2 Radiant Lab Grown Diamond

EX • H/VVS2 • IGI LG687559392

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

Certificate IGI LG687559392

Diamond specifications and retailer prices

From €477 EUR
As of November 4, 2026
Save €1,659 EUR (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €2,136 EUR at Taylor and Hart · As of November 4, 2026
View at Taylor and Hart

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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG687559392 or 687559392. Listed at 14 retailers as of November 4, 2026, with prices from €477 to €2,136, a €1,659 spread on the same certified stone. Taylor and Hart lists it at €2,136. 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
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle43.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG687559392
Dimensions8.46 × 5.40 × 3.41 mm
L/W Ratio1.57
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.46 mm5.40 mm1.51 ctH / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG687559392
Side View
Table 61.0%Crown 38.1°Girdle: STK-THKPavilion 43.6°Culet: LargeDepth 63.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: €910 EUR|Low: €340 EUR|High: €2,136 EUR|Avg: €1,253 EUR|+2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Taylor and Hart
November 2, 2026
Retailer 9€477 EUR
Retailer 11€520 EUR
Retailer 7€652 EUR
Retailer 8€822 EUR
Retailer 1€910 EUR
Retailer 5€1,227 EUR
Retailer 6€1,418 EUR
Retailer 3€1,534 EUR
Retailer 2€1,663 EUR
Retailer 10€1,760 EUR
Retailer 4€1,938 EUR
Taylor and Hart€2,136 EUR

24 data points across 12 retailers

14 retailers€477 EUR to €2,136 EUR

Retailer 1
-
€425 EUR
Price last confirmed 27 days ago
Retailer 2
-
€477 EUR
View
Price last confirmed 38 days ago
A
Retailer 3
-
€477 EUR
View
Final sale: no returns
A
Retailer 4
-
€520 EUR
View
Retailer 5
-
€527 EUR
View
Price last confirmed 32 days ago
B+
Retailer 6
-
€652 EUR
View
B+
Retailer 7
-
€822 EUR
View
B+
Retailer 8
-
€910 EUR
View
B
Retailer 9
-
€1,227 EUR
View
B
Retailer 10
-
€1,418 EUR
View
Retailer 11
-
€1,696 EUR
View
Price last confirmed 35 days ago
B
Retailer 12
-
€1,760 EUR
View
B
Retailer 13
-
€1,938 EUR
View
Most Expensive
B
Taylor and Hart
4KKNJS9 · Nov 4
€2,136 EUR
$2,406 USD
View
13 more retailers have this diamond
Prices start from €477 EURSave up to €1,659 EUR

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.

A
1.51ct Radiant
€477 EUR