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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 HK$6,025 HKD
As of October 30, 2026
Save HK$17,958 HKD (75%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$23,983 HKD 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 HK$6,025 to HK$23,983, a HK$17,958 spread on the same certified stone. MOH London lists it at HK$23,983. 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$23,983 HKD|Low: HK$6,025 HKD|High: HK$25,478 HKD|Avg: HK$12,973 HKD|-4.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 8HK$6,025 HKD
Retailer 3HK$7,453 HKD
Retailer 5HK$7,932 HKD
Retailer 2HK$8,575 HKD
Retailer 9HK$9,119 HKD
Retailer 7HK$14,962 HKD
Retailer 6HK$17,809 HKD
Retailer 4HK$18,131 HKD
MOH LondonHK$23,983 HKD

41 data points across 9 retailers

8 retailersHK$6,025 HKD to HK$23,983 HKD

A
Cheapest Retailer
-
HK$6,025 HKD
B+
Retailer 2
-
HK$7,453 HKD
$950 USD
View
A
Retailer 3
-
HK$7,932 HKD
$1,011 USD
View
A
Retailer 4
-
HK$8,575 HKD
£861 GBP
View
B+
Retailer 5
-
HK$14,962 HKD
$1,907 USD
View
B+
Retailer 6
-
HK$17,809 HKD
$2,270 USD
View
B+
Retailer 7
-
HK$18,131 HKD
$2,311 USD
View
Most Expensive
B
MOH London
LG778661494 · Oct 29
HK$23,983 HKD
£2,407 GBP
View
7 more retailers have this diamond
Prices start from HK$6,025 HKDSave up to HK$17,958 HKD

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
HK$6,025 HKD