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Oval|Lab Grown|IGI

4.51ct F VS2 Oval Lab Grown Diamond

VG • F/VS2 • IGI LG851625460

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG851625460

Diamond specifications and retailer prices

From HK$4,763 HKD
$607 USD
As of November 1, 2026
Save HK$20,866 HKD (81%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$25,629 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 F colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG851625460 or 851625460. Listed at 18 retailers as of November 1, 2026, with prices from HK$4,763 to HK$25,629, a HK$20,866 spread on the same certified stone. MOH London lists it at HK$25,629. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

4.51
Carat
F
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851625460
Dimensions13.47 × 9.04 × 5.68 mm
L/W Ratio1.49
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.47 mm9.04 mm4.51 ctF / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851625460
Side View
Table 54.0%Crown 34.6°Girdle: MED-STKPavilion 38.4°Culet: NoneDepth 62.8%

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: Nov 1
Current: HK$25,629 HKD|Low: HK$4,763 HKD|High: HK$25,629 HKD|Avg: HK$11,521 HKD
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
Retailer 18
November 2, 2026
Retailer 13HK$4,763 HKD
Retailer 11HK$5,091 HKD
Retailer 4HK$5,328 HKD
Retailer 6HK$5,328 HKD
Retailer 18HK$5,900 HKD
Retailer 3HK$6,428 HKD
Retailer 16HK$6,905 HKD
Retailer 9HK$7,909 HKD
Retailer 8HK$8,482 HKD
Retailer 12HK$9,239 HKD
Retailer 7HK$13,786 HKD
Retailer 2HK$14,649 HKD
Retailer 5HK$15,520 HKD
Retailer 15HK$18,637 HKD
Retailer 17HK$18,831 HKD
Retailer 10HK$19,081 HKD
Retailer 14HK$23,578 HKD
MOH LondonHK$25,629 HKD

4 data points across 18 retailers

18 retailersHK$4,763 HKD to HK$25,629 HKD

A
Cheapest Retailer
-
HK$4,763 HKD
$607 USD
A
Retailer 2
-
HK$5,091 HKD
£511 GBP
View
A
Retailer 3
-
HK$5,328 HKD
$679 USD
View
A
Retailer 4
-
HK$5,328 HKD
$679 USD
View
Final sale: no returns
A
Retailer 5
-
HK$5,900 HKD
$752 USD
View
A
Retailer 6
-
HK$6,428 HKD
View
A
Retailer 7
-
HK$6,905 HKD
$880 USD
View
B+
Retailer 8
-
HK$7,909 HKD
$1,008 USD
View
A
Retailer 9
-
HK$8,482 HKD
$1,081 USD
View
A
Retailer 10
-
HK$9,239 HKD
£927 GBP
View
B+
Retailer 11
-
HK$13,786 HKD
$1,757 USD
View
B+
Retailer 12
-
HK$14,649 HKD
$1,867 USD
View
B+
Retailer 13
-
HK$15,520 HKD
$1,978 USD
View
B
Retailer 14
-
HK$18,637 HKD
$2,375 USD
View
B
Retailer 15
-
HK$18,831 HKD
$2,400 USD
View
B
Retailer 16
-
HK$19,081 HKD
$2,432 USD
View
B
Retailer 17
-
HK$23,578 HKD
$3,005 USD
View
Most Expensive
B
MOH London
LG851625460 · Nov 1
HK$25,629 HKD
£2,572 GBP
View
17 more retailers have this diamond
Prices start from HK$4,763 HKDSave up to HK$20,866 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$4,763 HKD