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Oval|Lab Grown|IGI

9.91ct E VVS2 Oval Lab Grown Diamond

EX • E/VVS2 • IGI LG807654112

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG807654112

Diamond specifications and retailer prices

From HK$13,087 HKD
$1,668 USD
As of October 31, 2026
Save HK$30,025 HKD (70%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: HK$177,666 HKD at Helzberg Diamonds · As of October 28, 2026
View at Helzberg Diamonds

About this 9.91ct lab-grown oval diamond

This 9.91ct lab-grown oval sits in the over five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG807654112 or 807654112. Listed at 4 retailers as of October 28, 2026, with a 229% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

9.91
Carat
E
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG807654112
Dimensions17.29 × 12.25 × 7.45 mm
L/W Ratio1.41
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.29 mm12.25 mm9.91 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG807654112
Side View
Table 62.0%Crown 34.8°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 60.8%

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 31
Current: HK$177,666 HKD|Low: HK$13,087 HKD|High: HK$177,666 HKD|Avg: HK$66,279 HKD
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 31, 2026
Retailer 4HK$13,087 HKD
Retailer 2HK$19,479 HKD
Retailer 3HK$43,112 HKD
Retailer 6HK$66,755 HKD
Retailer 5HK$67,787 HKD
Helzberg DiamondsHK$177,666 HKD

38 data points across 6 retailers

4 retailersHK$13,087 HKD to HK$43,112 HKD

A
Cheapest Retailer
-
HK$13,087 HKD
$1,668 USD
Final sale: no returns
A
Retailer 2
-
HK$19,479 HKD
£1,955 GBP
View
B+
Retailer 3
-
HK$43,112 HKD
$5,495 USD
View
Most Expensive
Helzberg Diamonds
ZXZOGNMLKHHI · Oct 28
HK$177,666 HKD
$22,645 USD
View
Price under review
3 more retailers have this diamond
Prices start from HK$13,087 HKDSave up to HK$30,025 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
9.91ct Oval
HK$13,087 HKD