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Round|Lab Grown|IGI

3.81ct D VS2 Round Lab Grown Diamond

ID • D/VS2 • IGI LG839611689

Shape and cutting style on the report: Round brilliant

Certificate IGI LG839611689

Diamond specifications and retailer prices

From $643 USD
As of October 27, 2026
Save $2,453 USD (79%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,590 USD at Rare Carat · As of October 18, 2026
View at Rare Carat

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 LG839611689 or 839611689. Listed at 15 retailers as of October 26, 2026, with a 382% 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 angle33.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839611689
Dimensions9.97 × 10.04 × 6.15 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.97 mm10.04 mm3.81 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839611689
Side View
Table 57.0%Crown 33.9°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.5%

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 27
Current: $3,590 USD|Low: $643 USD|High: $4,577 USD|Avg: $1,836 USD
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
October 30, 2026
Retailer 3$643 USD
Retailer 8$768 USD
Retailer 14$922 USD
Retailer 7$1,028 USD
Retailer 9$1,095 USD
Retailer 13$1,095 USD
Retailer 10$1,102 USD
Retailer 12$1,767 USD
Retailer 6$1,813 USD
Retailer 4$2,293 USD
Retailer 2$2,315 USD
Retailer 11$3,096 USD
Retailer 5$3,232 USD
Rare Carat$3,590 USD

24 data points across 14 retailers

15 retailers$643 USD to $3,096 USD

Retailer 1
-
$551 USD
Price last confirmed 26 days ago
A
Retailer 2
-
$643 USD
View
Final sale: no returns
A
Retailer 3
-
$768 USD
HK$6,000 HKD
View
Retailer 4
-
$922 USD
£726 GBP
View
Price last confirmed 18 days ago
A
Retailer 5
-
$1,028 USD
€979 EUR
View
A
Retailer 6
-
$1,095 USD
View
B+
Retailer 7
-
$1,095 USD
View
A
Retailer 8
-
$1,102 USD
£868 GBP
View
B+
Retailer 9
-
$1,767 USD
View
B+
Retailer 10
-
$1,813 USD
View
B+
Retailer 11
-
$2,293 USD
View
B+
Retailer 12
-
$2,315 USD
SGD 3,128 SGD
View
B
Retailer 13
-
$3,096 USD
£2,438 GBP
View
Retailer 14
-
$3,232 USD
A$4,972 AUD
View
Price last confirmed 22 days ago
Most Expensive
Rare Carat
172601-BB · Oct 18
$3,590 USD
View
Price last confirmed 12 days ago
14 more retailers have this diamond
Prices start from $643 USDSave up to $2,453 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
$643 USD