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Round|Lab Grown|IGI

3.40ct D VVS1 Round Lab Grown Diamond

ID • D/VVS1 • IGI LG812606137

Shape and cutting style on the report: Round brilliant

Certificate IGI LG812606137

Diamond specifications and retailer prices

From $831 USD
As of October 26, 2026
Save $4,099 USD (83%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $11,530 USD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 3.4ct lab-grown round diamond

This 3.4ct lab-grown round 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 LG812606137 or 812606137. Listed at 20 retailers as of October 26, 2026, with a 493% 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

3.40
Carat
D
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.4°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812606137
Dimensions9.69 × 9.73 × 5.81 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
9.69 mm9.73 mm3.40 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812606137
Side View
Table 59.0%Crown 33.4°Girdle: MediumPavilion 40.3°Culet: NoneDepth 59.8%

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 26
Current: $11,530 USD|Low: $831 USD|High: $11,530 USD|Avg: $2,400 USD
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
October 29, 2026
Retailer 8$831 USD
Retailer 5$904 USD
Retailer 9$930 USD
Retailer 3$964 USD
Retailer 7$1,114 USD
Retailer 18$1,140 USD
Retailer 6$1,271 USD
Retailer 14$1,368 USD
Retailer 17$1,466 USD
Retailer 13$1,521 USD
Retailer 10$2,182 USD
Retailer 19$2,215 USD
Retailer 2$2,237 USD
Retailer 4$2,709 USD
Retailer 11$3,111 USD
Retailer 16$3,210 USD
Retailer 12$3,631 USD
Retailer 15$4,930 USD
Brilliant Earth$11,530 USD

23 data points across 19 retailers

20 retailers$831 USD to $4,930 USD

A
Cheapest Retailer
-
$831 USD
A
Retailer 2
-
$904 USD
View
A
Retailer 3
-
$930 USD
View
Final sale: no returns
A
Retailer 4
-
$964 USD
View
A
Retailer 5
-
$991 USD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$1,114 USD
HK$8,700 HKD
View
A
Retailer 7
-
$1,140 USD
View
A
Retailer 8
-
$1,271 USD
View
A
Retailer 9
-
$1,368 USD
View
A
Retailer 10
-
$1,466 USD
£1,154 GBP
View
A
Retailer 11
-
$1,521 USD
€1,449 EUR
View
B+
Retailer 12
-
$2,182 USD
A$3,357 AUD
View
Price last confirmed 7 days ago
B+
Retailer 13
-
$2,215 USD
View
B+
Retailer 14
-
$2,237 USD
ZAR 36,142 ZAR
View
B+
Retailer 15
-
$2,709 USD
View
B+
Retailer 16
-
$3,111 USD
View
B+
Retailer 17
-
$3,210 USD
SGD 4,338 SGD
View
B
Retailer 18
-
$3,631 USD
£2,859 GBP
View
B
Retailer 19
-
$4,930 USD
View
Most Expensive
B
Brilliant Earth
20448652A · Oct 28
$11,530 USD
View
Price under review
19 more retailers have this diamond
Prices start from $831 USDSave up to $4,099 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
3.40ct Round
$831 USD