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0.51ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG842634199

Shape and cutting style on the report: Round brilliant

Certificate IGI LG842634199

Diamond specifications and retailer prices

From HK$1,608 HKD
$205 USD
As of November 1, 2026
Save HK$5,347 HKD (77%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: HK$6,955 HKD at MOH London · As of November 1, 2026
View at MOH London

About this 0.51ct lab-grown round diamond

This 0.51ct lab-grown round sits in the half to three-quarter carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG842634199 or 842634199. Listed at 9 retailers as of November 1, 2026, with prices from HK$1,608 to HK$6,955, a HK$5,347 spread on the same certified stone. MOH London lists it at HK$6,955. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG842634199
Dimensions5.09 × 5.12 × 3.17 mm
L/W Ratio1.01
Girdle conditionFaceted
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
5.09 mm5.12 mm0.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG842634199
Side View
Table 59.0%Crown 35.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.0%

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$6,955 HKD|Low: HK$1,608 HKD|High: HK$7,264 HKD|Avg: HK$3,047 HKD|-4.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 2HK$1,798 HKD
Retailer 6HK$1,946 HKD
Retailer 8HK$2,354 HKD
Retailer 7HK$2,589 HKD
Retailer 5HK$2,660 HKD
Retailer 3HK$2,762 HKD
Retailer 4HK$3,506 HKD
MOH LondonHK$6,955 HKD

29 data points across 8 retailers

9 retailersHK$1,608 HKD to HK$6,955 HKD

A
Cheapest Retailer
-
HK$1,608 HKD
$205 USD
B+
Retailer 2
-
HK$1,798 HKD
£180 GBP
View
B+
Retailer 3
-
HK$1,946 HKD
$248 USD
View
Retailer 4
-
HK$2,354 HKD
$300 USD
View
Price last confirmed 12 days ago
B+
Retailer 5
-
HK$2,589 HKD
$330 USD
View
B+
Retailer 6
-
HK$2,660 HKD
$339 USD
View
B
Retailer 7
-
HK$2,762 HKD
$352 USD
View
B
Retailer 8
-
HK$3,506 HKD
$447 USD
View
Most Expensive
B
MOH London
LG842634199 · Nov 1
HK$6,955 HKD
£698 GBP
View
8 more retailers have this diamond
Prices start from HK$1,608 HKDSave up to HK$5,347 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 Round
HK$1,608 HKD