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Heart|Lab Grown|IGI

3.17ct I VS1 Heart Lab Grown Diamond

ID • I/VS1 • IGI LG570363689

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG570363689

Diamond specifications and retailer prices

From €414 EUR
$462 USD
As of October 30, 2026
Save €1,636 EUR (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €2,050 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.17ct lab-grown heart diamond

This 3.17ct lab-grown heart sits in the three to five carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG570363689 or 570363689. Listed at 16 retailers as of October 30, 2026, with prices from €414 to €2,050, a €1,636 spread on the same certified stone. Brilliant Earth lists it at €2,050. 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

3.17
Carat
I
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG570363689
Dimensions9.25 × 10.28 × 5.82 mm
L/W Ratio1.11
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.25 mm10.28 mm3.17 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG570363689
Side View
Table 63.5%Crown 31.5°Girdle: STK-THKPavilion 39.6°Culet: NoneDepth 56.6%

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: Oct 30
Current: €2,050 EUR|Low: €353 EUR|High: €3,428 EUR|Avg: €1,052 EUR|-40.2%
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
Retailer 18
Retailer 19
November 1, 2026
Retailer 10€353 EUR
Retailer 8€390 EUR
Retailer 16€414 EUR
Retailer 19€464 EUR
Retailer 17€513 EUR
Retailer 7€561 EUR
Retailer 15€609 EUR
Retailer 2€682 EUR
Retailer 11€730 EUR
Retailer 4€784 EUR
Retailer 9€906 EUR
Retailer 5€1,080 EUR
Retailer 13€1,114 EUR
Retailer 14€1,184 EUR
Retailer 3€1,614 EUR
Retailer 18€1,650 EUR
Retailer 6€1,677 EUR
Retailer 12€1,895 EUR
Brilliant Earth€2,050 EUR

24 data points across 19 retailers

16 retailers€414 EUR to €2,050 EUR

A
Cheapest Retailer
-
€414 EUR
$462 USD
A
Retailer 2
-
€464 EUR
$518 USD
View
A
Retailer 3
-
€513 EUR
$573 USD
View
Retailer 4
-
€513 EUR
$573 USD
View
Price last confirmed 16 days ago
A
Retailer 5
-
€561 EUR
HK$4,900 HKD
View
A
Retailer 6
-
€609 EUR
$680 USD
View
B+
Retailer 7
-
€682 EUR
$762 USD
View
A
Retailer 8
-
€784 EUR
$876 USD
View
B+
Retailer 9
-
€1,080 EUR
$1,207 USD
View
B+
Retailer 10
-
€1,114 EUR
ZAR 20,101 ZAR
View
B+
Retailer 11
-
€1,184 EUR
$1,323 USD
View
B
Retailer 12
-
€1,614 EUR
SGD 2,436 SGD
View
B
Retailer 13
-
€1,650 EUR
$1,843 USD
View
B
Retailer 14
-
€1,677 EUR
$1,873 USD
View
B
Retailer 15
-
€1,895 EUR
£1,667 GBP
View
Most Expensive
B
Brilliant Earth
14233871A · Oct 31
€2,050 EUR
$2,290 USD
View
15 more retailers have this diamond
Prices start from €414 EURSave up to €1,636 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
3.17ct Heart
€414 EUR