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Round|Lab Grown|IGI

3.50ct D VS1 Round Lab Grown Diamond

ID • D/VS1 • IGI LG814645229

Shape and cutting style on the report: Round brilliant

Certificate IGI LG814645229

Diamond specifications and retailer prices

From $673 USD
As of October 26, 2026
Save $2,618 USD (80%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,870 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 LG814645229 or 814645229. Listed at 21 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 LG814645229
Dimensions9.80 × 9.77 × 5.93 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 mm9.77 mm3.50 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG814645229
Side View
Table 59.0%Crown 34.3°Girdle: MediumPavilion 40.7°Culet: NoneDepth 60.6%

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 26
Current: $3,870 USD|Low: $729 USD|High: $3,910 USD|Avg: $1,835 USD|-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
October 27, 2026
Retailer 6$753 USD
Retailer 16$780 USD
Retailer 17$1,073 USD
Retailer 3$1,177 USD
Retailer 10$1,237 USD
Retailer 11$1,260 USD
Retailer 7$1,271 USD
Retailer 2$1,359 USD
Retailer 14$1,772 USD
Retailer 13$1,794 USD
Retailer 4$1,802 USD
Retailer 15$1,993 USD
Retailer 9$2,661 USD
Retailer 5$2,691 USD
Retailer 8$2,701 USD
Retailer 12$3,291 USD
Rare Carat$3,870 USD

38 data points across 17 retailers

21 retailers$673 USD to $3,291 USD

A
Cheapest Retailer
-
$673 USD
A
Retailer 2
-
$709 USD
View
Price last confirmed 20 days ago
A
Retailer 3
-
$753 USD
View
Final sale: no returns
A
Retailer 4
-
$780 USD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$780 USD
View
A
Retailer 6
-
$1,073 USD
£845 GBP
View
Price last confirmed 12 days ago
A
Retailer 7
-
$1,177 USD
View
A
Retailer 8
-
$1,237 USD
£974 GBP
View
B+
Retailer 9
-
$1,260 USD
View
A
Retailer 10
-
$1,271 USD
View
B+
Retailer 11
-
$1,359 USD
€1,294 EUR
View
B+
Retailer 12
-
$1,772 USD
A$2,726 AUD
View
Price last confirmed 8 days ago
B+
Retailer 13
-
$1,794 USD
ZAR 28,990 ZAR
View
B+
Retailer 14
-
$1,802 USD
View
B+
Retailer 15
-
$1,993 USD
View
B+
Retailer 16
-
$2,193 USD
View
B
Retailer 17
-
$2,661 USD
View
B
Retailer 18
-
$2,691 USD
View
B
Retailer 19
-
$2,701 USD
View
B
Retailer 20
-
$3,291 USD
£2,591 GBP
View
Most Expensive
B
Rare Carat
964549 · Oct 18
$3,870 USD
View
Price last confirmed 11 days ago
20 more retailers have this diamond
Prices start from $673 USDSave up to $2,618 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
$673 USD