Oval|Lab Grown|IGI

3.94ct F VS1 Oval Lab Grown Diamond

ID • F/VS1 • IGI LG840656410

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG840656410

Diamond specifications and retailer prices

From $641 USD
As of October 29, 2026
Save $6,089 USD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $6,730 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.94ct lab-grown oval diamond

This 3.94ct lab-grown oval sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG840656410 or 840656410. Listed at 15 retailers as of October 29, 2026, with prices from $641 to $6,730, a $6,089 spread on the same certified stone. Brilliant Earth lists it at $6,730. 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

3.94
Carat
F
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840656410
Dimensions13.14 × 8.69 × 5.55 mm
L/W Ratio1.51
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.14 mm8.69 mm3.94 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840656410
Side View
Table 57.0%Crown 32.3°Girdle: STK-THKPavilion 40.8°Culet: NoneDepth 63.9%

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: $6,730 USD|Low: $615 USD|High: $6,940 USD|Avg: $2,154 USD|-3.0%
Brilliant Earth
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
Retailer 15
November 1, 2026
Retailer 13$641 USD
Retailer 5$870 USD
Retailer 2$906 USD
Retailer 4$920 USD
Retailer 14$1,213 USD
Retailer 9$1,678 USD
Retailer 3$1,763 USD
Retailer 12$1,898 USD
Retailer 7$2,089 USD
Retailer 6$2,506 USD
Retailer 15$2,637 USD
Retailer 8$2,688 USD
Retailer 10$3,147 USD
Retailer 11$3,250 USD
Brilliant Earth$6,730 USD

35 data points across 15 retailers

15 retailers$641 USD to $6,730 USD

A
Cheapest Retailer
-
$641 USD
A
Retailer 2
-
$870 USD
HK$6,800 HKD
View
A
Retailer 3
-
$906 USD
£714 GBP
View
A
Retailer 4
-
$920 USD
View
A
Retailer 5
-
$1,213 USD
View
B+
Retailer 6
-
$1,678 USD
A$2,582 AUD
View
B+
Retailer 7
-
$1,763 USD
View
B+
Retailer 8
-
$1,898 USD
View
B+
Retailer 9
-
$2,089 USD
View
B
Retailer 10
-
$2,506 USD
SGD 3,387 SGD
View
B
Retailer 11
-
$2,637 USD
View
B+
Retailer 12
-
$2,688 USD
A$4,136 AUD
View
B
Retailer 13
-
$3,147 USD
£2,478 GBP
View
B
Retailer 14
-
$3,250 USD
View
Most Expensive
B
Brilliant Earth
21563387A · Oct 31
$6,730 USD
View
14 more retailers have this diamond
Prices start from $641 USDSave up to $6,089 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
3.94ct Oval
$641 USD