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Round|Lab Grown|IGI

3.55ct D VVS2 Round Lab Grown Diamond

ID • D/VVS2 • IGI LG811619651

Shape and cutting style on the report: Round brilliant

Certificate IGI LG811619651

Diamond specifications and retailer prices

From $754 USD
As of October 29, 2026
Save $5,906 USD (89%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $9,460 USD at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 3.55ct lab-grown round diamond

This 3.55ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG811619651 or 811619651. Listed at 18 retailers as of October 28, 2026, with a 783% 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

3.55
Carat
D
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811619651
Dimensions9.94 × 9.89 × 5.90 mm
L/W Ratio1.01
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
9.94 mm9.89 mm3.55 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811619651
Side View
Table 60.0%Crown 33.2°Girdle: MediumPavilion 40.8°Culet: NoneDepth 59.6%

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 29
Current: $9,460 USD|Low: $741 USD|High: $9,460 USD|Avg: $2,492 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
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Retailer 17
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Retailer 19
Retailer 20
October 29, 2026
Retailer 13$754 USD
Retailer 20$816 USD
Retailer 2$843 USD
Retailer 10$870 USD
Retailer 16$874 USD
Retailer 12$1,144 USD
Retailer 5$1,228 USD
Retailer 18$1,230 USD
Retailer 14$1,472 USD
Retailer 4$1,577 USD
Retailer 7$2,070 USD
Retailer 19$2,168 USD
Retailer 15$2,240 USD
Retailer 9$2,701 USD
Retailer 8$2,941 USD
Retailer 11$2,958 USD
Retailer 17$3,445 USD
Retailer 3$3,621 USD
Retailer 6$6,660 USD
Brilliant Earth$9,460 USD

22 data points across 20 retailers

18 retailers$754 USD to $6,660 USD

A
Cheapest Retailer
-
$754 USD
A
Retailer 2
-
$816 USD
View
A
Retailer 3
-
$843 USD
View
Final sale: no returns
A
Retailer 4
-
$870 USD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$874 USD
View
A
Retailer 6
-
$1,228 USD
View
A
Retailer 7
-
$1,230 USD
View
A
Retailer 8
-
$1,472 USD
£1,159 GBP
View
A
Retailer 9
-
$1,577 USD
View
B+
Retailer 10
-
$2,070 USD
View
B+
Retailer 11
-
$2,168 USD
A$3,335 AUD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
$2,240 USD
ZAR 36,192 ZAR
View
B+
Retailer 13
-
$2,701 USD
View
B+
Retailer 14
-
$2,941 USD
View
B+
Retailer 15
-
$3,445 USD
View
B+
Retailer 16
-
$3,621 USD
£2,851 GBP
View
Price last confirmed 8 days ago
B
Retailer 17
-
$6,660 USD
View
Most Expensive
B
Brilliant Earth
21729830Y · Oct 16
$9,460 USD
View
Price under review
17 more retailers have this diamond
Prices start from $754 USDSave up to $5,906 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
3.55ct Round
$754 USD