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5.51ct G VS1 Round Lab Grown Diamond

ID • G/VS1 • IGI LG790671747

Shape and cutting style on the report: Round brilliant

Certificate IGI LG790671747

Diamond specifications and retailer prices

From HK$8,740 HKD
$1,114 USD
As of October 30, 2026
1 retailer carries this diamond
Only listing: HK$8,740 HKD at Loose Grown Diamond
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Loose Grown Diamond

About this 5.51ct lab-grown round diamond

This 5.51ct lab-grown round sits in the over five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG790671747 or 790671747. Listed at a single retailer as of October 30, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. 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

5.51
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790671747
Dimensions11.38 × 11.43 × 6.85 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.38 mm11.43 mm5.51 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790671747
Side View
Table 59.0%Crown 33.1°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: HK$8,740 HKD|Low: HK$8,740 HKD|High: HK$23,361 HKD|Avg: HK$13,739 HKD|-28.5%
Loose Grown Diamond
Retailer 2
Retailer 3
Retailer 4
October 7, 2026
Loose Grown DiamondHK$8,740 HKD
Retailer 2HK$10,877 HKD
Retailer 4HK$11,988 HKD
Retailer 3HK$23,361 HKD

17 data points across 4 retailers

1 retailer

B+
Loose Grown Diamond
790671747 · Oct 30
HK$8,740 HKD
$1,114 USD
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B+
5.51ct Round
HK$8,740 HKD