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Round|Lab Grown|IGI

3.50ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG841674890

Shape and cutting style on the report: Round brilliant

Certificate IGI LG841674890

Diamond specifications and retailer prices

From $546 USD
As of October 29, 2026
Save $2,294 USD (81%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $3,835 USD 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 LG841674890 or 841674890. Listed at 20 retailers as of October 29, 2026, with a 420% 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°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841674890
Dimensions9.75 × 9.82 × 5.89 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.75 mm9.82 mm3.50 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841674890
Side View
Table 59.0%Crown 34°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 60.1%

Caratlytics Score

How it works →
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 29
Current: $3,835 USD|Low: $546 USD|High: $3,835 USD|Avg: $1,457 USD
Rare Carat
Retailer 2
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Retailer 5
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Retailer 20
October 30, 2026
Retailer 20$546 USD
Retailer 7$610 USD
Retailer 17$611 USD
Retailer 6$677 USD
Retailer 8$677 USD
Retailer 19$870 USD
Retailer 9$920 USD
Retailer 15$920 USD
Retailer 5$1,048 USD
Retailer 2$1,051 USD
Retailer 16$1,440 USD
Retailer 14$1,470 USD
Retailer 18$1,746 USD
Retailer 4$1,759 USD
Retailer 3$1,780 USD
Retailer 11$2,180 USD
Retailer 12$2,196 USD
Retailer 10$2,297 USD
Retailer 13$2,840 USD
Rare Carat$3,835 USD

20 data points across 20 retailers

20 retailers$546 USD to $2,840 USD

A
Cheapest Retailer
-
$546 USD
A
Retailer 2
-
$610 USD
View
Final sale: no returns
A
Retailer 3
-
$611 USD
View
A
Retailer 4
-
$677 USD
View
Retailer 5
-
$677 USD
View
Price last confirmed 13 days ago
Retailer 6
-
$870 USD
£685 GBP
View
Price last confirmed 10 days ago
A
Retailer 7
-
$920 USD
View
B+
Retailer 8
-
$920 USD
View
A
Retailer 9
-
$1,048 USD
View
A
Retailer 10
-
$1,051 USD
£828 GBP
View
Retailer 11
-
$1,440 USD
A$2,215 AUD
View
Price last confirmed 9 days ago
B+
Retailer 12
-
$1,470 USD
ZAR 23,744 ZAR
View
B+
Retailer 13
-
$1,746 USD
View
B+
Retailer 14
-
$1,759 USD
View
B+
Retailer 15
-
$1,780 USD
View
B+
Retailer 16
-
$2,180 USD
View
B+
Retailer 17
-
$2,196 USD
View
B+
Retailer 18
-
$2,297 USD
View
B
Retailer 19
-
$2,840 USD
£2,236 GBP
View
Most Expensive
Rare Carat
193712 · Oct 18
$3,835 USD
View
Price last confirmed 11 days ago
19 more retailers have this diamond
Prices start from $546 USDSave up to $2,294 USD

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
$546 USD