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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 €481 EUR
$537 USD
As of October 30, 2026
Save €1,673 EUR (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €2,154 EUR at Taylor and Hart · As of October 31, 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 October 30, 2026, with prices from €481 to €2,154, a €1,673 spread on the same certified stone. Taylor and Hart lists it at €2,154. 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
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: Oct 30
Current: €1,239 EUR|Low: €343 EUR|High: €2,154 EUR|Avg: €1,253 EUR|-0.3%
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
October 30, 2026
Retailer 9€481 EUR
Retailer 11€525 EUR
Retailer 7€658 EUR
Retailer 8€829 EUR
Retailer 5€914 EUR
Retailer 1€1,239 EUR
Retailer 6€1,430 EUR
Retailer 3€1,547 EUR
Retailer 2€1,678 EUR
Retailer 10€1,775 EUR
Retailer 4€1,964 EUR
Taylor and Hart€2,154 EUR

24 data points across 12 retailers

14 retailers€481 EUR to €2,154 EUR

Retailer 1
-
€429 EUR
$479 USD
Price last confirmed 24 days ago
Retailer 2
-
€481 EUR
$537 USD
View
Price last confirmed 35 days ago
A
Retailer 3
-
€481 EUR
$537 USD
View
Final sale: no returns
A
Retailer 4
-
€525 EUR
$586 USD
View
Retailer 5
-
€532 EUR
$594 USD
View
Price last confirmed 29 days ago
B+
Retailer 6
-
€658 EUR
$735 USD
View
B+
Retailer 7
-
€829 EUR
$926 USD
View
B+
Retailer 8
-
€914 EUR
ZAR 16,501 ZAR
View
B
Retailer 9
-
€1,239 EUR
A$2,129 AUD
View
B
Retailer 10
-
€1,430 EUR
$1,598 USD
View
Retailer 11
-
€1,711 EUR
$1,911 USD
View
Price last confirmed 31 days ago
B
Retailer 12
-
€1,775 EUR
SGD 2,680 SGD
View
B
Retailer 13
-
€1,964 EUR
£1,728 GBP
View
Most Expensive
B
Taylor and Hart
4KKNJS9 · Oct 31
€2,154 EUR
$2,406 USD
View
13 more retailers have this diamond
Prices start from €481 EURSave up to €1,673 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
€481 EUR