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Round|Lab Grown|IGI

3.85ct D VS1 Round Lab Grown Diamond

EX • D/VS1 • IGI LG811671739

Shape and cutting style on the report: Round brilliant

Certificate IGI LG811671739

Diamond specifications and retailer prices

From $618 USD
As of October 29, 2026
Save $2,857 USD (82%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $4,255 USD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 3.85ct lab-grown round diamond

This 3.85ct lab-grown round sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG811671739 or 811671739. Listed at 14 retailers as of October 28, 2026, with a 462% 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

3.85
Carat
D
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811671739
Dimensions9.98 × 10.05 × 6.09 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
9.98 mm10.05 mm3.85 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811671739
Side View
Table 61.0%Crown 35°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.8%

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: $4,255 USD|Low: $596 USD|High: $4,785 USD|Avg: $2,108 USD|-11.1%
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 29, 2026
Retailer 12$618 USD
Retailer 10$692 USD
Retailer 14$986 USD
Retailer 5$1,142 USD
Retailer 2$1,151 USD
Retailer 9$1,628 USD
Retailer 11$1,901 USD
Retailer 8$1,905 USD
Retailer 13$2,015 USD
Retailer 3$2,293 USD
Retailer 6$2,995 USD
Retailer 7$3,331 USD
Retailer 4$3,475 USD
Rare Carat$4,255 USD

32 data points across 14 retailers

14 retailers$618 USD to $3,475 USD

A
Cheapest Retailer
-
$618 USD
A
Retailer 2
-
$692 USD
View
A
Retailer 3
-
$986 USD
£776 GBP
View
Price last confirmed 12 days ago
A
Retailer 4
-
$1,142 USD
View
A
Retailer 5
-
$1,151 USD
€1,096 EUR
View
B+
Retailer 6
-
$1,628 USD
A$2,505 AUD
View
Price last confirmed 9 days ago
B+
Retailer 7
-
$1,901 USD
View
B+
Retailer 8
-
$1,905 USD
View
B+
Retailer 9
-
$2,015 USD
View
B+
Retailer 10
-
$2,293 USD
View
B
Retailer 11
-
$2,995 USD
SGD 4,047 SGD
View
Price last confirmed 16 days ago
B
Retailer 12
-
$3,331 USD
£2,623 GBP
View
B
Retailer 13
-
$3,475 USD
View
Most Expensive
B
Rare Carat
LGRD30-93191 · Oct 18
$4,255 USD
View
Price last confirmed 11 days ago
13 more retailers have this diamond
Prices start from $618 USDSave up to $2,857 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
3.85ct Round
$618 USD