CaratHunter
Plans
Oval|Lab Grown|IGI

4.51ct F VS2 Oval Lab Grown Diamond

EX • F/VS2 • IGI LG706554639

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG706554639

Diamond specifications and retailer prices

From HK$4,543 HKD
$579 USD
As of November 1, 2026
Save HK$20,060 HKD (82%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$24,602 HKD at MOH London · As of October 29, 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 F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG706554639 or 706554639. Listed at 17 retailers as of October 29, 2026, with prices from HK$4,543 to HK$24,602, a HK$20,060 spread on the same certified stone. MOH London lists it at HK$24,602. 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
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG706554639
Dimensions13.62 × 9.08 × 6.76 mm
L/W Ratio1.50
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.62 mm9.08 mm4.51 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG706554639
Side View
Table 60.0%Crown 35.4°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.4%

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$24,602 HKD|Low: HK$4,362 HKD|High: HK$25,888 HKD|Avg: HK$12,579 HKD|-0.7%
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
November 2, 2026
Retailer 10HK$4,543 HKD
Retailer 6HK$4,863 HKD
Retailer 13HK$5,633 HKD
Retailer 7HK$6,669 HKD
Retailer 9HK$7,548 HKD
Retailer 2HK$8,808 HKD
Retailer 4HK$13,707 HKD
Retailer 8HK$13,990 HKD
Retailer 12HK$14,829 HKD
Retailer 11HK$16,382 HKD
Retailer 5HK$18,148 HKD
Retailer 3HK$18,255 HKD
MOH LondonHK$24,602 HKD

36 data points across 13 retailers

17 retailersHK$4,543 HKD to HK$24,602 HKD

A
Cheapest Retailer
-
HK$4,543 HKD
$579 USD
A
Retailer 2
-
HK$4,863 HKD
£488 GBP
View
Retailer 3
-
HK$5,029 HKD
$641 USD
View
Price last confirmed 40 days ago
Retailer 4
-
HK$5,633 HKD
$718 USD
View
Price last confirmed 17 days ago
A
Retailer 5
-
HK$5,633 HKD
$718 USD
View
Retailer 6
-
HK$5,751 HKD
$733 USD
View
Price last confirmed 38 days ago
A
Retailer 7
-
HK$6,669 HKD
$850 USD
View
B+
Retailer 8
-
HK$7,548 HKD
$962 USD
View
A
Retailer 9
-
HK$8,808 HKD
£884 GBP
View
B+
Retailer 10
-
HK$13,707 HKD
$1,747 USD
View
B+
Retailer 11
-
HK$13,990 HKD
$1,783 USD
View
B+
Retailer 12
-
HK$14,829 HKD
$1,890 USD
View
B+
Retailer 13
-
HK$16,382 HKD
£1,644 GBP
View
B+
Retailer 14
-
HK$18,148 HKD
$2,313 USD
View
B+
Retailer 15
-
HK$18,255 HKD
$2,327 USD
View
Retailer 16
-
HK$22,889 HKD
A$4,488 AUD
View
Price last confirmed 122 days ago
Most Expensive
B
MOH London
LG706554639 · Oct 29
HK$24,602 HKD
£2,469 GBP
View
16 more retailers have this diamond
Prices start from HK$4,543 HKDSave up to HK$20,060 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$4,543 HKD