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Heart|Lab Grown|IGI

1.51ct H VVS1 Heart Lab Grown Diamond

ID • H/VVS1 • IGI LG628488245

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG628488245

Diamond specifications and retailer prices

From €218 EUR
$244 USD
As of October 30, 2026
Save €963 EUR (82%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: €1,182 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.51ct lab-grown heart diamond

This 1.51ct lab-grown heart 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 LG628488245 or 628488245. Listed at 23 retailers as of October 30, 2026, with prices from €218 to €1,182, a €963 spread on the same certified stone. Brilliant Earth lists it at €1,182. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628488245
Dimensions6.83 × 8.07 × 4.70 mm
L/W Ratio1.18
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.83 mm8.07 mm1.51 ctH / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628488245
Side View
Table 59.0%Crown 36.9°Girdle: MED-THKPavilion 38.8°Culet: NoneDepth 58.2%

Caratlytics Score

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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: €1,182 EUR|Low: €174 EUR|High: €1,557 EUR|Avg: €665 EUR|-24.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 30, 2026
Retailer 12€218 EUR
Retailer 14€252 EUR
Retailer 9€321 EUR
Retailer 13€383 EUR
Retailer 3€444 EUR
Retailer 7€456 EUR
Retailer 10€465 EUR
Retailer 15€494 EUR
Retailer 16€508 EUR
Retailer 17€595 EUR
Retailer 6€725 EUR
Retailer 11€873 EUR
Retailer 8€916 EUR
Retailer 5€916 EUR
Retailer 4€1,071 EUR
Retailer 2€1,090 EUR
Brilliant Earth€1,182 EUR

23 data points across 17 retailers

23 retailers€218 EUR to €1,182 EUR

A
Cheapest Retailer
-
€218 EUR
$244 USD
Retailer 2
-
€218 EUR
$244 USD
View
Price last confirmed 32 days ago
Retailer 3
-
€218 EUR
$244 USD
View
Price last confirmed 23 days ago
Retailer 4
-
€218 EUR
$244 USD
View
Price last confirmed 20 days ago
A
Retailer 5
-
€252 EUR
$282 USD
View
Final sale: no returns
Retailer 6
-
€253 EUR
$283 USD
View
Price last confirmed 33 days ago
Retailer 7
-
€267 EUR
$298 USD
View
Price last confirmed 34 days ago
Retailer 8
-
€270 EUR
$302 USD
View
Price last confirmed 21 days ago
Retailer 9
-
€270 EUR
$302 USD
View
Price last confirmed 28 days ago
A
Retailer 10
-
€321 EUR
HK$2,800 HKD
View
B+
Retailer 11
-
€383 EUR
$428 USD
View
B+
Retailer 12
-
€465 EUR
ZAR 8,387 ZAR
View
B+
Retailer 13
-
€494 EUR
$552 USD
View
B+
Retailer 14
-
€508 EUR
$567 USD
View
B+
Retailer 15
-
€595 EUR
$664 USD
View
Retailer 16
-
€869 EUR
$971 USD
View
Price last confirmed 21 days ago
B
Retailer 17
-
€869 EUR
$971 USD
View
Retailer 18
-
€869 EUR
$971 USD
View
Price last confirmed 31 days ago
B
Retailer 19
-
€873 EUR
$975 USD
View
B
Retailer 20
-
€916 EUR
$1,023 USD
View
B
Retailer 21
-
€916 EUR
SGD 1,383 SGD
View
B
Retailer 22
-
€1,090 EUR
£959 GBP
View
Most Expensive
B
Brilliant Earth
9949780A · Oct 31
€1,182 EUR
$1,320 USD
View
22 more retailers have this diamond
Prices start from €218 EURSave up to €963 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 Heart
€218 EUR