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Radiant|Lab Grown|IGI

0.51ct D VS1 Radiant Lab Grown Diamond

GD • D/VS1 • IGI LG797674528

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG797674528

Diamond specifications and retailer prices

From HK$855 HKD
$109 USD
As of October 30, 2026
Save HK$8,023 HKD (90%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$8,878 HKD at MOH London · As of October 26, 2026
View at MOH London

About this 0.51ct lab-grown radiant diamond

This 0.51ct lab-grown radiant sits in the half to three-quarter carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a standard cut grade and certified by IGI LG797674528 or 797674528. Listed at 18 retailers as of October 26, 2026, with prices from HK$855 to HK$8,878, a HK$8,023 spread on the same certified stone. MOH London lists it at HK$8,878. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.51
Carat
D
Colour
VS1
Clarity
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle30.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797674528
Dimensions5.42 × 3.94 × 2.95 mm
L/W Ratio1.38
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.42 mm3.94 mm0.51 ctD / VS1
OriginLab Grown
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG797674528
Side View
Table 67.0%Crown 30.8°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 74.9%

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: Oct 30
Current: HK$8,878 HKD|Low: HK$824 HKD|High: HK$8,968 HKD|Avg: HK$2,622 HKD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 9HK$855 HKD
Retailer 12HK$957 HKD
Retailer 11HK$996 HKD
Retailer 10HK$1,130 HKD
Retailer 7HK$1,687 HKD
Retailer 2HK$1,911 HKD
Retailer 4HK$1,946 HKD
Retailer 5HK$2,104 HKD
Retailer 8HK$2,487 HKD
Retailer 6HK$2,563 HKD
Retailer 3HK$5,620 HKD
MOH LondonHK$8,878 HKD

43 data points across 12 retailers

18 retailersHK$855 HKD to HK$8,878 HKD

A
Cheapest Retailer
-
HK$855 HKD
$109 USD
B+
Retailer 2
-
HK$957 HKD
$122 USD
View
Final sale: no returns
B+
Retailer 3
-
HK$996 HKD
$127 USD
View
B+
Retailer 4
-
HK$1,130 HKD
$144 USD
View
B+
Retailer 5
-
HK$1,205 HKD
View
B+
Retailer 6
-
HK$1,491 HKD
$190 USD
View
Retailer 7
-
HK$1,687 HKD
$215 USD
View
Price last confirmed 10 days ago
B+
Retailer 8
-
HK$1,911 HKD
€232 EUR
View
B+
Retailer 9
-
HK$1,946 HKD
$248 USD
View
B+
Retailer 10
-
HK$2,104 HKD
£211 GBP
View
B
Retailer 11
-
HK$2,487 HKD
$317 USD
View
B
Retailer 12
-
HK$2,563 HKD
£257 GBP
View
B
Retailer 13
-
HK$3,002 HKD
SGD 517 SGD
View
B
Retailer 14
-
HK$3,264 HKD
$416 USD
View
B
Retailer 15
-
HK$3,867 HKD
$493 USD
View
C
Retailer 16
-
HK$5,620 HKD
£564 GBP
View
C
Retailer 17
-
HK$7,090 HKD
$904 USD
View
Most Expensive
B
MOH London
LG797674528 · Oct 26
HK$8,878 HKD
£891 GBP
View
17 more retailers have this diamond
Prices start from HK$855 HKDSave up to HK$8,023 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
0.51ct Radiant
HK$855 HKD