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Oval|Lab Grown|IGI

0.51ct F VS1 Oval Lab Grown Diamond

EX • F/VS1 • IGI LG844663571

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG844663571

Diamond specifications and retailer prices

From HK$1,546 HKD
As of October 29, 2026
Save HK$1,648 HKD (52%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$6,248 HKD at MOH London · As of October 26, 2026
View at MOH London

About this 0.51ct lab-grown oval diamond

This 0.51ct lab-grown oval sits in the half to three-quarter carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG844663571 or 844663571. Listed at 14 retailers as of October 29, 2026, with a 107% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle29.6°
Pavilion angle42.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844663571
Dimensions6.51 × 4.45 × 2.82 mm
L/W Ratio1.46
Girdle conditionFaceted
Culet sizeNone
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.51 mm4.45 mm0.51 ctF / VS1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG844663571
Side View
Table 53.0%Crown 29.6°Girdle: MED-THKPavilion 42.3°Culet: NoneDepth 63.4%

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$6,248 HKD|Low: HK$683 HKD|High: HK$6,277 HKD|Avg: HK$2,235 HKD|-0.5%
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
October 29, 2026
Retailer 14HK$683 HKD
Retailer 4HK$792 HKD
Retailer 9HK$902 HKD
Retailer 12HK$902 HKD
Retailer 8HK$1,530 HKD
Retailer 13HK$1,530 HKD
Retailer 2HK$1,546 HKD
Retailer 3HK$1,812 HKD
Retailer 7HK$2,048 HKD
Retailer 11HK$2,730 HKD
Retailer 10HK$3,044 HKD
Retailer 6HK$3,193 HKD
Retailer 5HK$3,264 HKD
MOH LondonHK$6,248 HKD

11 data points across 14 retailers

14 retailersHK$1,546 HKD to HK$3,193 HKD

Retailer 1
-
HK$683 HKD
Price last confirmed 10 days ago
Retailer 2
-
HK$792 HKD
View
Price last confirmed 9 days ago
Retailer 3
-
HK$902 HKD
View
Price last confirmed 11 days ago
Retailer 4
-
HK$902 HKD
View
Price last confirmed 7 days ago
Retailer 5
-
HK$1,530 HKD
View
Price last confirmed 8 days ago
Retailer 6
-
HK$1,530 HKD
View
Price last confirmed 9 days ago
A
Retailer 7
-
HK$1,546 HKD
View
Retailer 8
-
HK$1,812 HKD
View
Price last confirmed 8 days ago
Retailer 9
-
HK$2,048 HKD
View
Price last confirmed 6 days ago
Retailer 10
-
HK$2,730 HKD
View
Price last confirmed 8 days ago
Retailer 11
-
HK$3,044 HKD
View
Price last confirmed 10 days ago
B
Retailer 12
-
HK$3,193 HKD
View
Retailer 13
-
HK$3,264 HKD
View
Price last confirmed 7 days ago
Most Expensive
MOH London
LG844663571 · Oct 26
HK$6,248 HKD
£627 GBP
View
Price last confirmed 9 days ago
13 more retailers have this diamond
Prices start from HK$1,546 HKDSave up to HK$1,648 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
0.51ct Oval
HK$1,546 HKD