CaratHunter
Plans
Heart|Lab Grown|IGI

3.51ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG778675137

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG778675137

Diamond specifications and retailer prices

From €1,572 EUR
$1,756 USD
As of November 1, 2026
Save €2,869 EUR (65%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: €4,440 EUR at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 3.51ct lab-grown heart diamond

This 3.51ct lab-grown heart sits in the three to five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG778675137 or 778675137. Listed at 6 retailers as of October 31, 2026, with prices from €1,572 to €4,440, a €2,869 spread on the same certified stone. Taylor and Hart lists it at €4,440. 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

3.51
Carat
D
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778675137
Dimensions9.33 × 10.64 × 5.97 mm
L/W Ratio1.14
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.33 mm10.64 mm3.51 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778675137
Side View
Table 59.0%Crown 38°Girdle: STK-THKPavilion 37.2°Culet: NoneDepth 56.1%

Caratlytics Score

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

Price History

Last verified: Nov 1
Current: €1,823 EUR|Low: €1,525 EUR|High: €4,523 EUR|Avg: €2,711 EUR|-0.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Taylor and Hart
November 2, 2026
Retailer 3€1,572 EUR
Retailer 1€1,823 EUR
Retailer 5€2,009 EUR
Retailer 4€2,367 EUR
Retailer 2€4,070 EUR
Taylor and Hart€4,440 EUR

43 data points across 6 retailers

6 retailers€1,572 EUR to €4,440 EUR

A
Cheapest Retailer
-
€1,572 EUR
$1,756 USD
B+
Retailer 2
-
€1,823 EUR
£1,604 GBP
View
B+
Retailer 3
-
€2,009 EUR
$2,244 USD
View
B+
Retailer 4
-
€2,367 EUR
$2,644 USD
View
B
Retailer 5
-
€4,070 EUR
£3,580 GBP
View
Most Expensive
B
Taylor and Hart
HGHQXFF · Oct 31
€4,440 EUR
$4,961 USD
View
5 more retailers have this diamond
Prices start from €1,572 EURSave up to €2,869 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
3.51ct Heart
€1,572 EUR