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Round|Lab Grown|IGI

3.81ct D VS2 Round Lab Grown Diamond

ID • D/VS2 • IGI LG706520182

Shape and cutting style on the report: Round brilliant

Certificate IGI LG706520182

Diamond specifications and retailer prices

From $905 USD
As of October 29, 2026
Save $2,629 USD (74%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $4,630 USD at Brilliant Earth · As of October 17, 2026
View at Brilliant Earth

About this 3.81ct lab-grown round diamond

This 3.81ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG706520182 or 706520182. Listed at 16 retailers as of October 29, 2026, with a 291% 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

3.81
Carat
D
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG706520182
Dimensions10.07 × 10.03 × 6.15 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.07 mm10.03 mm3.81 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG706520182
Side View
Table 59.0%Crown 35.4°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.2%

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: $4,630 USD|Low: $647 USD|High: $4,770 USD|Avg: $2,099 USD|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 10$905 USD
Retailer 6$938 USD
Retailer 11$1,338 USD
Retailer 2$1,430 USD
Retailer 5$1,510 USD
Retailer 9$1,513 USD
Retailer 3$1,872 USD
Retailer 7$2,230 USD
Retailer 8$2,934 USD
Retailer 4$3,534 USD
Brilliant Earth$4,630 USD

37 data points across 11 retailers

16 retailers$905 USD to $3,534 USD

A
Retailer 1
-
$776 USD
Price last confirmed 28 days ago
A
Retailer 2
-
$879 USD
View
Price last confirmed 23 days ago
A
Retailer 3
-
$905 USD
View
Final sale: no returns
A
Retailer 4
-
$938 USD
View
Price last confirmed 27 days ago
A
Retailer 5
-
$938 USD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$1,338 USD
View
A
Retailer 7
-
$1,430 USD
£1,126 GBP
View
B+
Retailer 8
-
$1,510 USD
View
B+
Retailer 9
-
$1,513 USD
View
B+
Retailer 10
-
$1,872 USD
View
B+
Retailer 11
-
$2,230 USD
View
B
Retailer 12
-
$2,636 USD
View
Price last confirmed 22 days ago
B
Retailer 13
-
$2,934 USD
View
B
Retailer 14
-
$3,245 USD
View
Price last confirmed 11 days ago
B
Retailer 15
-
$3,534 USD
£2,783 GBP
View
Most Expensive
B
Brilliant Earth
17111620A · Oct 17
$4,630 USD
View
Price last confirmed 12 days ago
15 more retailers have this diamond
Prices start from $905 USDSave up to $2,629 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
3.81ct Round
$905 USD