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Emerald|Lab Grown|IGI

3.51ct D VVS1 Emerald Lab Grown Diamond

ID • D/VVS1 • IGI LG821643793

Shape and cutting style on the report: Emerald cut

Certificate IGI LG821643793

Diamond specifications and retailer prices

From $850 USD
As of October 29, 2026
Save $2,692 USD (76%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $10,370 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 3.51ct lab-grown emerald diamond

This 3.51ct lab-grown emerald sits in the three to five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG821643793 or 821643793. Listed at 19 retailers as of October 29, 2026, with a 317% 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
D
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG821643793
Dimensions11.04 × 6.96 × 4.56 mm
L/W Ratio1.59
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.04 mm6.96 mm3.51 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG821643793
Side View
Table 60.0%Crown 34.3°Girdle: Slightly ThickPavilion 40.5°Culet: LargeDepth 65.5%

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: $1,260 USD|Low: $850 USD|High: $4,650 USD|Avg: $2,297 USD|-13.8%
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
Retailer 15
October 30, 2026
Retailer 12$850 USD
Retailer 4$1,070 USD
Retailer 1$1,260 USD
Retailer 2$1,340 USD
Retailer 8$1,349 USD
Retailer 5$2,008 USD
Retailer 14$2,045 USD
Retailer 3$2,109 USD
Retailer 10$2,488 USD
Retailer 11$3,039 USD
Retailer 7$3,060 USD
Retailer 9$3,148 USD
Retailer 13$3,319 USD
Retailer 15$3,542 USD
Retailer 6$4,650 USD

21 data points across 15 retailers

19 retailers$850 USD to $3,542 USD

Retailer 1
-
$796 USD
Price last confirmed 38 days ago
A
Retailer 2
-
$850 USD
View
Final sale: no returns
Retailer 3
-
$911 USD
View
Price last confirmed 37 days ago
A
Retailer 4
-
$1,070 USD
View
A
Retailer 5
-
$1,260 USD
View
A
Retailer 6
-
$1,340 USD
€1,276 EUR
View
A
Retailer 7
-
$1,349 USD
£1,062 GBP
View
Retailer 8
-
$2,008 USD
A$3,089 AUD
View
Price last confirmed 9 days ago
B+
Retailer 9
-
$2,045 USD
ZAR 33,030 ZAR
View
B+
Retailer 10
-
$2,109 USD
View
B+
Retailer 11
-
$2,488 USD
View
B+
Retailer 12
-
$3,039 USD
View
B+
Retailer 13
-
$3,060 USD
View
B+
Retailer 14
-
$3,148 USD
View
B+
Retailer 15
-
$3,319 USD
£2,613 GBP
View
B+
Retailer 16
-
$3,542 USD
SGD 4,786 SGD
View
Retailer 17
-
$4,290 USD
A$6,600 AUD
View
Price last confirmed 21 days ago
Retailer 18
-
$4,650 USD
View
Price last confirmed 12 days ago
Most Expensive
Brilliant Earth
20855566A · Oct 29
$10,370 USD
View
Price under review
18 more retailers have this diamond
Prices start from $850 USDSave up to $2,692 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
3.51ct Emerald
$850 USD