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Oval|Lab Grown|IGI

3.91ct E VS2 Oval Lab Grown Diamond

EX • E/VS2 • IGI LG812637867

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG812637867

Diamond specifications and retailer prices

From HK$4,229 HKD
$539 USD
As of October 29, 2026
Save HK$26,921 HKD (86%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: HK$31,150 HKD at Brilliant Earth · As of October 27, 2026
View at Brilliant Earth

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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG812637867 or 812637867. Listed at 6 retailers as of October 27, 2026, with prices from HK$4,229 to HK$31,150, a HK$26,921 spread on the same certified stone. Brilliant Earth lists it at HK$31,150. 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
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812637867
Dimensions12.78 × 8.84 × 5.50 mm
L/W Ratio1.45
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.78 mm8.84 mm3.91 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812637867
Side View
Table 62.0%Crown 35.4°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.2%

Caratlytics Score

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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: HK$31,150 HKD|Low: HK$4,229 HKD|High: HK$32,092 HKD|Avg: HK$14,230 HKD|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 3HK$4,229 HKD
Retailer 5HK$6,042 HKD
Retailer 8HK$7,509 HKD
Retailer 2HK$8,104 HKD
Retailer 6HK$11,840 HKD
Retailer 7HK$16,128 HKD
Retailer 4HK$24,049 HKD
Brilliant EarthHK$31,150 HKD

36 data points across 8 retailers

6 retailersHK$4,229 HKD to HK$31,150 HKD

A
Cheapest Retailer
-
HK$4,229 HKD
$539 USD
Final sale: no returns
A
Retailer 2
-
HK$8,104 HKD
£813 GBP
View
Retailer 3
-
HK$11,840 HKD
$1,509 USD
View
Price last confirmed 43 days ago
Retailer 4
-
HK$16,128 HKD
$2,056 USD
View
Price last confirmed 44 days ago
B
Retailer 5
-
HK$24,049 HKD
$3,065 USD
View
Most Expensive
B
Brilliant Earth
21263943A · Oct 27
HK$31,150 HKD
$3,970 USD
View
5 more retailers have this diamond
Prices start from HK$4,229 HKDSave up to HK$26,921 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$4,229 HKD