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Oval|Lab Grown|IGI

3.91ct E VS1 Oval Lab Grown Diamond

ID • E/VS1 • IGI LG778661494

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG778661494

Diamond specifications and retailer prices

From $1,093 AUD
HK$6,000 HKD
As of October 30, 2026
Save $3,258 AUD (75%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $4,351 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 3.91ct lab-grown oval diamond

This 3.91ct lab-grown oval sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778661494 or 778661494. Listed at 8 retailers as of October 29, 2026, with prices from $1,093 to $4,351, a $3,258 spread on the same certified stone. MOH London lists it at $4,351. 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

3.91
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778661494
Dimensions12.41 × 8.86 × 5.59 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.41 mm8.86 mm3.91 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778661494
Side View
Table 55.0%Crown 33.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.1%

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 30
Current: $4,351 AUD|Low: $1,093 AUD|High: $4,622 AUD|Avg: $2,346 AUD|-4.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 8$1,093 AUD
Retailer 3$1,352 AUD
Retailer 5$1,439 AUD
Retailer 2$1,556 AUD
Retailer 9$1,654 AUD
Retailer 7$2,714 AUD
Retailer 6$3,231 AUD
Retailer 4$3,289 AUD
MOH London$4,351 AUD

42 data points across 9 retailers

8 retailers$1,093 AUD to $4,351 AUD

A
Cheapest Retailer
-
$1,093 AUD
HK$6,000 HKD
B+
Retailer 2
-
$1,352 AUD
$950 USD
View
A
Retailer 3
-
$1,439 AUD
$1,011 USD
View
A
Retailer 4
-
$1,556 AUD
£861 GBP
View
B+
Retailer 5
-
$2,714 AUD
$1,907 USD
View
B+
Retailer 6
-
$3,231 AUD
$2,270 USD
View
B+
Retailer 7
-
$3,289 AUD
$2,311 USD
View
Most Expensive
B
MOH London
LG778661494 · Oct 29
$4,351 AUD
£2,407 GBP
View
7 more retailers have this diamond
Prices start from $1,093 AUDSave up to $3,258 AUD

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
3.91ct Oval
$1,093 AUD