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Round|Lab Grown|IGI

5.08ct D SI1 Round Lab Grown Diamond

ID • D/SI1 • IGI LG648461356

Shape and cutting style on the report: Round brilliant

Certificate IGI LG648461356

Diamond specifications and retailer prices

From HK$5,939 HKD
$757 USD
As of October 29, 2026
Save HK$31,367 HKD (84%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$50,997 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 5.08ct lab-grown round diamond

This 5.08ct lab-grown round sits in the over five carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG648461356 or 648461356. Listed at 21 retailers as of October 28, 2026, with a 528% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

5.08
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG648461356
Dimensions11.18 × 11.14 × 6.66 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
11.18 mm11.14 mm5.08 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG648461356
Side View
Table 59.0%Crown 33.8°Girdle: MediumPavilion 40.6°Culet: NoneDepth 59.7%

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$50,997 HKD|Low: HK$5,704 HKD|High: HK$66,218 HKD|Avg: HK$17,818 HKD|-23.0%
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
October 30, 2026
Retailer 4HK$5,939 HKD
Retailer 2HK$5,960 HKD
Retailer 5HK$6,889 HKD
Retailer 14HK$8,134 HKD
Retailer 11HK$8,277 HKD
Retailer 7HK$10,514 HKD
Retailer 9HK$10,998 HKD
Retailer 6HK$11,157 HKD
Retailer 12HK$14,473 HKD
Retailer 13HK$16,382 HKD
Retailer 3HK$23,635 HKD
Retailer 8HK$25,956 HKD
Retailer 10HK$37,306 HKD
Brilliant EarthHK$50,997 HKD

36 data points across 14 retailers

21 retailersHK$5,939 HKD to HK$37,306 HKD

A
Cheapest Retailer
-
HK$5,939 HKD
$757 USD
A
Retailer 2
-
HK$5,960 HKD
£598 GBP
View
A
Retailer 3
-
HK$6,457 HKD
$823 USD
View
A
Retailer 4
-
HK$6,653 HKD
$848 USD
View
Final sale: no returns
A
Retailer 5
-
HK$6,889 HKD
$878 USD
View
Retailer 6
-
HK$6,889 HKD
$878 USD
View
Price last confirmed 18 days ago
A
Retailer 7
-
HK$8,134 HKD
View
A
Retailer 8
-
HK$8,277 HKD
$1,055 USD
View
B+
Retailer 9
-
HK$9,980 HKD
$1,272 USD
View
B+
Retailer 10
-
HK$10,514 HKD
£1,055 GBP
View
B+
Retailer 11
-
HK$10,998 HKD
€1,335 EUR
View
B+
Retailer 12
-
HK$11,157 HKD
$1,422 USD
View
B+
Retailer 13
-
HK$14,473 HKD
A$2,838 AUD
View
B+
Retailer 14
-
HK$15,205 HKD
$1,938 USD
View
Retailer 15
-
HK$16,382 HKD
$2,088 USD
View
Price last confirmed 11 days ago
B
Retailer 16
-
HK$19,363 HKD
$2,468 USD
View
B
Retailer 17
-
HK$21,136 HKD
$2,694 USD
View
B
Retailer 18
-
HK$23,635 HKD
SGD 4,071 SGD
View
B
Retailer 19
-
HK$25,956 HKD
£2,605 GBP
View
B
Retailer 20
-
HK$37,306 HKD
$4,755 USD
View
Most Expensive
Brilliant Earth
18430828A · Oct 30
HK$50,997 HKD
$6,500 USD
View
Price under review
20 more retailers have this diamond
Prices start from HK$5,939 HKDSave up to HK$31,367 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
5.08ct Round
HK$5,939 HKD