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Round|Lab Grown|IGI

5.51ct F VS2 Round Lab Grown Diamond

ID • F/VS2 • IGI LG608398194

Shape and cutting style on the report: Round brilliant

Certificate IGI LG608398194

Diamond specifications and retailer prices

From HK$5,790 HKD
$738 USD
As of November 1, 2026
Save HK$20,724 HKD (78%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$55,469 HKD at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

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 LG608398194 or 608398194. Listed at 17 retailers as of October 29, 2026, with a 358% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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 angle33.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG608398194
Dimensions11.41 × 11.45 × 6.87 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Top View
11.41 mm11.45 mm5.51 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG608398194
Side View
Table 58.0%Crown 33.4°Girdle: MediumPavilion 40.6°Culet: NoneDepth 60.1%

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$55,469 HKD|Low: HK$5,790 HKD|High: HK$55,469 HKD|Avg: HK$14,547 HKD
Brilliant Earth
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
Retailer 15
Retailer 16
Retailer 17
November 2, 2026
Retailer 4HK$5,790 HKD
Retailer 12HK$6,300 HKD
Retailer 15HK$6,716 HKD
Retailer 17HK$6,716 HKD
Retailer 16HK$8,835 HKD
Retailer 7HK$10,427 HKD
Retailer 2HK$10,744 HKD
Retailer 5HK$10,874 HKD
Retailer 11HK$10,906 HKD
Retailer 10HK$11,294 HKD
Retailer 13HK$16,539 HKD
Retailer 8HK$17,064 HKD
Retailer 3HK$18,885 HKD
Retailer 6HK$22,698 HKD
Retailer 9HK$23,151 HKD
Retailer 14HK$26,514 HKD
Brilliant EarthHK$55,469 HKD

39 data points across 17 retailers

17 retailersHK$5,790 HKD to HK$26,514 HKD

A
Cheapest Retailer
-
HK$5,790 HKD
$738 USD
A
Retailer 2
-
HK$6,300 HKD
$803 USD
View
Retailer 3
-
HK$6,716 HKD
$856 USD
View
Price last confirmed 16 days ago
A
Retailer 4
-
HK$6,716 HKD
$856 USD
View
Retailer 5
-
HK$8,835 HKD
£887 GBP
View
Price last confirmed 16 days ago
A
Retailer 6
-
HK$10,427 HKD
$1,329 USD
View
A
Retailer 7
-
HK$10,744 HKD
£1,078 GBP
View
B+
Retailer 8
-
HK$10,874 HKD
$1,386 USD
View
A
Retailer 9
-
HK$10,906 HKD
$1,390 USD
View
A
Retailer 10
-
HK$11,294 HKD
€1,371 EUR
View
B+
Retailer 11
-
HK$16,539 HKD
$2,108 USD
View
B+
Retailer 12
-
HK$17,064 HKD
$2,175 USD
View
B+
Retailer 13
-
HK$18,885 HKD
$2,407 USD
View
B
Retailer 14
-
HK$22,698 HKD
$2,893 USD
View
Retailer 15
-
HK$23,151 HKD
$2,951 USD
View
Price last confirmed 14 days ago
B
Retailer 16
-
HK$26,514 HKD
£2,661 GBP
View
Most Expensive
Brilliant Earth
8717452A · Oct 16
HK$55,469 HKD
$7,070 USD
View
Price last confirmed 16 days ago
16 more retailers have this diamond
Prices start from HK$5,790 HKDSave up to HK$20,724 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$5,790 HKD