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Round|Lab Grown|IGI

5.51ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG630447331

Shape and cutting style on the report: Round brilliant

Certificate IGI LG630447331

Diamond specifications and retailer prices

From HK$14,422 HKD
A$2,828 AUD
As of October 31, 2026
3 retailers carry this diamond
Most expensive: HK$30,827 HKD at Rare Carat · As of August 19, 2026
View at Rare Carat

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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG630447331 or 630447331. Listed at 3 retailers as of October 31, 2026. 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG630447331
Dimensions11.24 × 11.26 × 6.97 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
11.24 mm11.26 mm5.51 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG630447331
Side View
Table 56.0%Crown 35.9°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.0%

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 31
Current: HK$30,827 HKD|Low: HK$4,245 HKD|High: HK$72,887 HKD|Avg: HK$20,628 HKD|-9.7%
Rare Carat
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
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Retailer 16
September 9, 2026
Retailer 9HK$4,778 HKD
Retailer 11HK$8,316 HKD
Retailer 15HK$8,881 HKD
Retailer 10HK$10,223 HKD
Retailer 12HK$10,693 HKD
Retailer 6HK$12,200 HKD
Retailer 2HK$14,422 HKD
Retailer 3HK$15,801 HKD
Retailer 16HK$17,135 HKD
Retailer 4HK$22,364 HKD
Retailer 5HK$23,965 HKD
Retailer 14HK$26,024 HKD
Retailer 7HK$29,507 HKD
Retailer 8HK$30,269 HKD
Rare CaratHK$30,827 HKD
Retailer 13HK$63,079 HKD

65 data points across 16 retailers

3 retailers

B+
Cheapest Retailer
-
HK$14,422 HKD
A$2,828 AUD
Retailer 2
-
HK$29,507 HKD
A$5,786 AUD
View
Price last confirmed 119 days ago
Most Expensive
Rare Carat
A172-219 · Aug 19
HK$30,827 HKD
$3,929 USD
View
Price last confirmed 72 days ago
2 more retailers have this diamond
Prices start from HK$14,422 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.

B+
5.51ct Round
HK$14,422 HKD