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Oval|Lab Grown|IGI

4.51ct G VS2 Oval Lab Grown Diamond

ID • G/VS2 • IGI LG828682984

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG828682984

Diamond specifications and retailer prices

From HK$4,496 HKD
$573 USD
As of November 1, 2026
Save HK$19,687 HKD (81%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$24,183 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 4.51ct lab-grown oval diamond

This 4.51ct lab-grown oval sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG828682984 or 828682984. Listed at 18 retailers as of November 1, 2026, with prices from HK$4,496 to HK$24,183, a HK$19,687 spread on the same certified stone. MOH London lists it at HK$24,183. 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

4.51
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828682984
Dimensions12.80 × 9.04 × 5.76 mm
L/W Ratio1.42
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.80 mm9.04 mm4.51 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828682984
Side View
Table 60.0%Crown 35.3°Girdle: THK-VTKPavilion 40.7°Culet: NoneDepth 63.7%

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: Nov 1
Current: HK$24,183 HKD|Low: HK$4,362 HKD|High: HK$24,771 HKD|Avg: HK$10,944 HKD|-2.3%
MOH London
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
Retailer 16
Retailer 17
November 1, 2026
Retailer 9HK$4,496 HKD
Retailer 4HK$5,029 HKD
Retailer 8HK$5,029 HKD
Retailer 2HK$5,271 HKD
Retailer 13HK$5,570 HKD
Retailer 17HK$6,590 HKD
Retailer 14HK$7,469 HKD
Retailer 11HK$8,469 HKD
Retailer 10HK$8,699 HKD
Retailer 3HK$11,525 HKD
Retailer 12HK$13,824 HKD
Retailer 15HK$14,656 HKD
Retailer 5HK$16,261 HKD
Retailer 7HK$16,860 HKD
Retailer 16HK$17,824 HKD
Retailer 6HK$18,047 HKD
MOH LondonHK$24,183 HKD

39 data points across 17 retailers

18 retailersHK$4,496 HKD to HK$24,183 HKD

A
Cheapest Retailer
-
HK$4,496 HKD
$573 USD
A
Retailer 2
-
HK$5,029 HKD
$641 USD
View
A
Retailer 3
-
HK$5,029 HKD
$641 USD
View
Final sale: no returns
A
Retailer 4
-
HK$5,271 HKD
£529 GBP
View
A
Retailer 5
-
HK$5,570 HKD
$710 USD
View
Retailer 6
-
HK$5,633 HKD
$718 USD
View
Price last confirmed 16 days ago
A
Retailer 7
-
HK$6,590 HKD
$840 USD
View
B+
Retailer 8
-
HK$7,469 HKD
$952 USD
View
A
Retailer 9
-
HK$8,469 HKD
€1,028 EUR
View
A
Retailer 10
-
HK$8,699 HKD
£873 GBP
View
B+
Retailer 11
-
HK$11,525 HKD
$1,469 USD
View
B+
Retailer 12
-
HK$13,824 HKD
$1,762 USD
View
B+
Retailer 13
-
HK$14,656 HKD
$1,868 USD
View
B+
Retailer 14
-
HK$16,261 HKD
£1,632 GBP
View
B+
Retailer 15
-
HK$16,860 HKD
$2,149 USD
View
B+
Retailer 16
-
HK$17,824 HKD
$2,272 USD
View
B+
Retailer 17
-
HK$18,047 HKD
$2,300 USD
View
Most Expensive
B
MOH London
LG828682984 · Nov 1
HK$24,183 HKD
£2,427 GBP
View
17 more retailers have this diamond
Prices start from HK$4,496 HKDSave up to HK$19,687 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
4.51ct Oval
HK$4,496 HKD