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Oval|Lab Grown|IGI

4.51ct G VS2 Oval Lab Grown Diamond

ID • G/VS2 • IGI LG648431804

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG648431804

Diamond specifications and retailer prices

From HK$18,610 HKD
$2,372 USD
As of November 1, 2026
1 retailer carries this diamond
Only listing: HK$18,610 HKD at B2C Jewels
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 B2C Jewels

About this 4.51ct lab-grown oval diamond

This 4.51ct lab-grown oval sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG648431804 or 648431804. Listed at a single retailer as of November 1, 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

4.51
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.1°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG648431804
Dimensions9.28 × 13.09 × 5.72 mm
L/W Ratio1.41
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.28 mm13.09 mm4.51 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG648431804
Side View
Table 61.0%Crown 32.1°Girdle: STK-THKPavilion 37.9°Culet: NoneDepth 61.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 1
Current: HK$18,610 HKD|Low: HK$3,593 HKD|High: HK$77,108 HKD|Avg: HK$22,314 HKD|+4.4%
B2C Jewels
Retailer 2
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September 23, 2026
Retailer 13HK$3,625 HKD
Retailer 12HK$6,669 HKD
Retailer 15HK$6,755 HKD
Retailer 4HK$9,441 HKD
Retailer 5HK$9,683 HKD
Retailer 11HK$11,023 HKD
Retailer 2HK$11,714 HKD
Retailer 7HK$15,064 HKD
Retailer 10HK$15,185 HKD
Retailer 14HK$17,986 HKD
Retailer 3HK$18,254 HKD
B2C JewelsHK$18,610 HKD
Retailer 6HK$19,858 HKD
Retailer 16HK$19,959 HKD
Retailer 9HK$55,312 HKD
Retailer 8HK$77,108 HKD

69 data points across 16 retailers

1 retailer

B
B2C Jewels
25461033 · Nov 1
HK$18,610 HKD
$2,372 USD
View

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B
4.51ct Oval
HK$18,610 HKD