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Round|Lab Grown|IGI

5.18ct G VS2 Round Lab Grown Diamond

ID • G/VS2 • IGI LG621455574

Shape and cutting style on the report: Round brilliant

Certificate IGI LG621455574

Diamond specifications and retailer prices

From HK$5,555 HKD
$708 USD
As of October 29, 2026
Save HK$27,711 HKD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$33,266 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 5.18ct lab-grown round diamond

This 5.18ct 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 LG621455574 or 621455574. Listed at 17 retailers as of October 29, 2026, with prices from HK$5,555 to HK$33,266, a HK$27,711 spread on the same certified stone. Brilliant Earth lists it at HK$33,266. 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

5.18
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621455574
Dimensions11.11 × 11.08 × 6.85 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
11.11 mm11.08 mm5.18 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG621455574
Side View
Table 57.0%Crown 34.6°Girdle: MediumPavilion 41°Culet: NoneDepth 61.7%

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: Oct 29
Current: HK$33,266 HKD|Low: HK$5,312 HKD|High: HK$33,266 HKD|Avg: HK$13,064 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
October 31, 2026
Retailer 4HK$5,555 HKD
Retailer 14HK$6,049 HKD
Retailer 15HK$6,449 HKD
Retailer 17HK$6,449 HKD
Retailer 16HK$8,480 HKD
Retailer 5HK$10,066 HKD
Retailer 10HK$10,278 HKD
Retailer 11HK$10,298 HKD
Retailer 8HK$10,474 HKD
Retailer 2HK$10,528 HKD
Retailer 6HK$14,444 HKD
Retailer 13HK$15,872 HKD
Retailer 3HK$18,124 HKD
Retailer 9HK$21,976 HKD
Retailer 7HK$22,223 HKD
Retailer 12HK$25,448 HKD
Brilliant EarthHK$33,266 HKD

41 data points across 17 retailers

17 retailersHK$5,555 HKD to HK$33,266 HKD

A
Cheapest Retailer
-
HK$5,555 HKD
$708 USD
A
Retailer 2
-
HK$6,049 HKD
$771 USD
View
Retailer 3
-
HK$6,449 HKD
$822 USD
View
Price last confirmed 14 days ago
A
Retailer 4
-
HK$6,449 HKD
$822 USD
View
Retailer 5
-
HK$8,480 HKD
£851 GBP
View
Price last confirmed 14 days ago
A
Retailer 6
-
HK$10,066 HKD
$1,283 USD
View
B+
Retailer 7
-
HK$10,278 HKD
$1,310 USD
View
A
Retailer 8
-
HK$10,298 HKD
£1,034 GBP
View
B+
Retailer 9
-
HK$10,474 HKD
$1,335 USD
View
A
Retailer 10
-
HK$10,528 HKD
€1,278 EUR
View
B+
Retailer 11
-
HK$14,444 HKD
$1,841 USD
View
B+
Retailer 12
-
HK$15,872 HKD
$2,023 USD
View
B+
Retailer 13
-
HK$18,124 HKD
$2,310 USD
View
B
Retailer 14
-
HK$21,976 HKD
$2,801 USD
View
Retailer 15
-
HK$22,223 HKD
$2,832 USD
View
Price last confirmed 12 days ago
B
Retailer 16
-
HK$25,448 HKD
£2,554 GBP
View
Most Expensive
B
Brilliant Earth
9287301A · Oct 29
HK$33,266 HKD
$4,240 USD
View
16 more retailers have this diamond
Prices start from HK$5,555 HKDSave up to HK$27,711 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
5.18ct Round
HK$5,555 HKD