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Round|Lab Grown|IGI

5.51ct F VS2 Round Lab Grown Diamond

ID • F/VS2 • IGI LG758503991

Shape and cutting style on the report: Round brilliant

Certificate IGI LG758503991

Diamond specifications and retailer prices

From HK$6,677 HKD
$851 USD
As of November 1, 2026
Save HK$23,866 HKD (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$30,543 HKD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

About this 5.51ct lab-grown round diamond

This 5.51ct lab-grown round sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG758503991 or 758503991. Listed at 14 retailers as of October 31, 2026, with prices from HK$6,677 to HK$30,543, a HK$23,866 spread on the same certified stone. Taylor and Hart lists it at HK$30,543. 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
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG758503991
Dimensions11.39 × 11.34 × 6.91 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
11.39 mm11.34 mm5.51 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG758503991
Side View
Table 58.0%Crown 34.2°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 60.9%

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$11,868 HKD|Low: HK$6,410 HKD|High: HK$30,543 HKD|Avg: HK$15,281 HKD|+2.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Taylor and Hart
November 2, 2026
Retailer 11HK$6,677 HKD
Retailer 12HK$7,477 HKD
Retailer 3HK$7,752 HKD
Retailer 13HK$7,752 HKD
Retailer 7HK$9,141 HKD
Retailer 8HK$10,194 HKD
Retailer 1HK$11,868 HKD
Retailer 2HK$12,460 HKD
Retailer 5HK$13,801 HKD
Retailer 4HK$17,363 HKD
Retailer 9HK$17,811 HKD
Retailer 10HK$24,252 HKD
Retailer 6HK$29,047 HKD
Taylor and HartHK$30,543 HKD

40 data points across 14 retailers

14 retailersHK$6,677 HKD to HK$30,543 HKD

A
Cheapest Retailer
-
HK$6,677 HKD
$851 USD
A
Retailer 2
-
HK$7,265 HKD
$926 USD
View
A
Retailer 3
-
HK$7,477 HKD
$953 USD
View
Final sale: no returns
A
Retailer 4
-
HK$7,752 HKD
$988 USD
View
A
Retailer 5
-
HK$9,141 HKD
$1,165 USD
View
Retailer 6
-
HK$10,194 HKD
£1,023 GBP
View
Price last confirmed 16 days ago
A
Retailer 7
-
HK$11,868 HKD
£1,191 GBP
View
B+
Retailer 8
-
HK$12,460 HKD
$1,588 USD
View
B+
Retailer 9
-
HK$17,363 HKD
$2,213 USD
View
B
Retailer 10
-
HK$17,811 HKD
$2,270 USD
View
B
Retailer 11
-
HK$21,789 HKD
$2,777 USD
View
B
Retailer 12
-
HK$24,252 HKD
$3,091 USD
View
B
Retailer 13
-
HK$29,047 HKD
£2,915 GBP
View
Most Expensive
B
Taylor and Hart
A06PVF1 · Oct 31
HK$30,543 HKD
$3,893 USD
View
13 more retailers have this diamond
Prices start from HK$6,677 HKDSave up to HK$23,866 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
5.51ct Round
HK$6,677 HKD