Round|Lab Grown|IGI

3.50ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG799616678

Shape and cutting style on the report: Round brilliant

Certificate IGI LG799616678

Diamond specifications and retailer prices

From €602 EUR
$673 USD
As of October 26, 2026
Save €2,343 EUR (80%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €3,464 EUR at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 3.5ct lab-grown round diamond

This 3.5ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG799616678 or 799616678. Listed at 20 retailers as of October 26, 2026, with a 389% 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

3.50
Carat
D
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799616678
Dimensions9.80 × 9.76 × 5.95 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.80 mm9.76 mm3.50 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799616678
Side View
Table 58.0%Crown 34.3°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.9%

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 26
Current: €3,464 EUR|Low: €583 EUR|High: €3,500 EUR|Avg: €1,456 EUR|-0.8%
Rare Carat
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
Retailer 20
Retailer 21
October 27, 2026
Retailer 5€602 EUR
Retailer 19€655 EUR
Retailer 10€674 EUR
Retailer 3€698 EUR
Retailer 4€698 EUR
Retailer 21€960 EUR
Retailer 7€1,054 EUR
Retailer 13€1,107 EUR
Retailer 16€1,128 EUR
Retailer 11€1,138 EUR
Retailer 2€1,216 EUR
Retailer 18€1,586 EUR
Retailer 17€1,606 EUR
Retailer 8€1,613 EUR
Retailer 20€1,784 EUR
Retailer 6€1,963 EUR
Retailer 14€2,382 EUR
Retailer 9€2,409 EUR
Retailer 12€2,418 EUR
Retailer 15€2,945 EUR
Rare Carat€3,464 EUR

38 data points across 21 retailers

20 retailers€602 EUR to €2,945 EUR

A
Cheapest Retailer
-
€602 EUR
$673 USD
Retailer 2
-
€655 EUR
$732 USD
View
Price last confirmed 8 days ago
Retailer 3
-
€698 EUR
$780 USD
View
Price last confirmed 7 days ago
Retailer 4
-
€698 EUR
$780 USD
View
Price last confirmed 15 days ago
Retailer 5
-
€960 EUR
£845 GBP
View
Price last confirmed 15 days ago
A
Retailer 6
-
€1,054 EUR
$1,177 USD
View
A
Retailer 7
-
€1,107 EUR
£974 GBP
View
B+
Retailer 8
-
€1,128 EUR
$1,260 USD
View
A
Retailer 9
-
€1,138 EUR
$1,271 USD
View
B+
Retailer 10
-
€1,216 EUR
View
Retailer 11
-
€1,586 EUR
A$2,726 AUD
View
Price last confirmed 11 days ago
Retailer 12
-
€1,606 EUR
ZAR 28,990 ZAR
View
Price last confirmed 7 days ago
B+
Retailer 13
-
€1,613 EUR
$1,802 USD
View
B+
Retailer 14
-
€1,784 EUR
$1,993 USD
View
Retailer 15
-
€1,963 EUR
$2,193 USD
View
Price last confirmed 7 days ago
B
Retailer 16
-
€2,382 EUR
$2,661 USD
View
B
Retailer 17
-
€2,409 EUR
$2,691 USD
View
Retailer 18
-
€2,418 EUR
$2,701 USD
View
Price last confirmed 7 days ago
B
Retailer 19
-
€2,945 EUR
£2,591 GBP
View
Most Expensive
Rare Carat
950085 · Oct 18
€3,464 EUR
$3,870 USD
View
Price last confirmed 14 days ago
19 more retailers have this diamond
Prices start from €602 EURSave up to €2,343 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
3.50ct Round
€602 EUR