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Heart|Lab Grown|IGI

3.51ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG707537705

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG707537705

Diamond specifications and retailer prices

From €857 EUR
$958 USD
As of November 1, 2026
Save €2,636 EUR (75%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: €7,143 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 3.51ct lab-grown heart diamond

This 3.51ct lab-grown heart sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG707537705 or 707537705. Listed at 21 retailers as of October 31, 2026, with a 307% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG707537705
Dimensions8.84 × 10.48 × 6.28 mm
L/W Ratio1.19
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.84 mm10.48 mm3.51 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG707537705
Side View
Table 58.0%Crown 36.9°Girdle: STK-THKPavilion 38.8°Culet: NoneDepth 59.9%

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: Nov 1
Current: €1,511 EUR|Low: €857 EUR|High: €3,371 EUR|Avg: €1,772 EUR|+0.4%
Retailer 1
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
November 2, 2026
Retailer 4€857 EUR
Retailer 3€888 EUR
Retailer 5€1,049 EUR
Retailer 14€1,070 EUR
Retailer 7€1,196 EUR
Retailer 6€1,252 EUR
Retailer 1€1,511 EUR
Retailer 12€1,925 EUR
Retailer 13€2,043 EUR
Retailer 8€2,214 EUR
Retailer 10€2,277 EUR
Retailer 9€2,624 EUR
Retailer 2€2,778 EUR
Retailer 11€3,343 EUR

42 data points across 14 retailers

21 retailers€857 EUR to €3,494 EUR

Retailer 1
-
€735 EUR
$821 USD
Price last confirmed 30 days ago
Retailer 2
-
€833 EUR
$931 USD
View
Price last confirmed 34 days ago
A
Retailer 3
-
€857 EUR
$958 USD
View
Final sale: no returns
Retailer 4
-
€888 EUR
$992 USD
View
Price last confirmed 29 days ago
A
Retailer 5
-
€1,070 EUR
$1,195 USD
View
A
Retailer 6
-
€1,153 EUR
$1,288 USD
View
A
Retailer 7
-
€1,196 EUR
£1,052 GBP
View
A
Retailer 8
-
€1,252 EUR
$1,399 USD
View
B+
Retailer 9
-
€1,511 EUR
£1,329 GBP
View
B+
Retailer 10
-
€1,925 EUR
A$3,308 AUD
View
B+
Retailer 11
-
€2,043 EUR
$2,282 USD
View
B
Retailer 12
-
€2,214 EUR
A$3,806 AUD
View
B+
Retailer 13
-
€2,277 EUR
ZAR 41,094 ZAR
View
B
Retailer 14
-
€2,624 EUR
A$4,510 AUD
View
Retailer 15
-
€2,757 EUR
$3,080 USD
View
Price last confirmed 32 days ago
B
Retailer 16
-
€2,778 EUR
$3,104 USD
View
B
Retailer 17
-
€2,914 EUR
$3,256 USD
View
B
Retailer 18
-
€3,343 EUR
£2,941 GBP
View
B
Retailer 19
-
€3,494 EUR
$3,903 USD
View
Retailer 20
-
€6,803 EUR
$7,600 USD
View
Price under review
Most Expensive
Do Amore Diamonds
23-707537705 · Oct 31
€7,143 EUR
$7,980 USD
View
Price under review
20 more retailers have this diamond
Prices start from €857 EURSave up to €2,636 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
€857 EUR