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Round|Lab Grown|IGI

3.90ct H VS1 Round Lab Grown Diamond

ID • H/VS1 • IGI LG626416045

Shape and cutting style on the report: Round brilliant

Certificate IGI LG626416045

Diamond specifications and retailer prices

From $499 USD
As of October 29, 2026
Save $2,097 USD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,596 USD at MOH London · As of October 29, 2026
View at MOH London

About this 3.9ct lab-grown round diamond

This 3.9ct lab-grown round sits in the three to five carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG626416045 or 626416045. Listed at 11 retailers as of October 29, 2026, with prices from $499 to $2,596, a $2,097 spread on the same certified stone. MOH London lists it at $2,596. 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

3.90
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG626416045
Dimensions10.14 × 10.08 × 6.16 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
10.14 mm10.08 mm3.90 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG626416045
Side View
Table 59.0%Crown 34°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.9%

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: $2,596 USD|Low: $399 USD|High: $2,614 USD|Avg: $1,421 USD|-0.5%
MOH London
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 10$499 USD
Retailer 12$559 USD
Retailer 13$781 USD
Retailer 2$863 USD
Retailer 7$905 USD
Retailer 11$962 USD
Retailer 8$965 USD
Retailer 6$1,267 USD
Retailer 5$1,573 USD
Retailer 9$1,597 USD
Retailer 3$1,720 USD
Retailer 14$2,238 USD
Retailer 4$2,528 USD
MOH London$2,596 USD

28 data points across 14 retailers

11 retailers$499 USD to $2,596 USD

A
Cheapest Retailer
-
$499 USD
A
Retailer 2
-
$559 USD
View
Final sale: no returns
A
Retailer 3
-
$559 USD
View
A
Retailer 4
-
$781 USD
HK$6,100 HKD
View
A
Retailer 5
-
$863 USD
£680 GBP
View
A
Retailer 6
-
$905 USD
€862 EUR
View
B+
Retailer 7
-
$962 USD
View
A
Retailer 8
-
$965 USD
View
B+
Retailer 9
-
$1,597 USD
View
B+
Retailer 10
-
$1,627 USD
View
Most Expensive
B
MOH London
LG626416045 · Oct 29
$2,596 USD
£2,044 GBP
View
10 more retailers have this diamond
Prices start from $499 USDSave up to $2,097 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
3.90ct Round
$499 USD