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Radiant|Lab Grown|IGI

0.51ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG794629146

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

Certificate IGI LG794629146

Diamond specifications and retailer prices

From HK$1,310 HKD
$167 USD
As of October 30, 2026
Save HK$7,219 HKD (85%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$8,529 HKD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

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 top-tier cut grade and certified by IGI LG794629146 or 794629146. Listed at 23 retailers as of October 30, 2026, with prices from HK$1,310 to HK$8,529, a HK$7,219 spread on the same certified stone. Reve Diamonds lists it at HK$8,529. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.51
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.8°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794629146
Dimensions5.78 × 4.03 × 2.65 mm
L/W Ratio1.43
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.78 mm4.03 mm0.51 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794629146
Side View
Table 69.0%Crown 41.8°Girdle: MediumPavilion 35.5°Culet: NoneDepth 65.8%

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$3,032 HKD|Low: HK$1,255 HKD|High: HK$8,489 HKD|Avg: HK$3,320 HKD|+6.7%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 31, 2026
Retailer 2HK$1,310 HKD
Retailer 12HK$1,459 HKD
Retailer 8HK$1,514 HKD
Retailer 5HK$1,624 HKD
Retailer 9HK$1,624 HKD
Retailer 16HK$1,883 HKD
Retailer 3HK$2,197 HKD
Retailer 11HK$2,878 HKD
Retailer 14HK$2,930 HKD
Retailer 1HK$3,032 HKD
Retailer 4HK$3,060 HKD
Retailer 10HK$3,358 HKD
Retailer 15HK$4,131 HKD
Retailer 6HK$5,210 HKD
Retailer 7HK$5,312 HKD
Retailer 17HK$5,508 HKD
Retailer 13HK$7,622 HKD
Retailer 18HK$8,489 HKD

46 data points across 18 retailers

23 retailersHK$1,310 HKD to HK$8,529 HKD

A
Cheapest Retailer
-
HK$1,310 HKD
$167 USD
A
Retailer 2
-
HK$1,459 HKD
$186 USD
View
Final sale: no returns
A
Retailer 3
-
HK$1,514 HKD
$193 USD
View
A
Retailer 4
-
HK$1,624 HKD
$207 USD
View
A
Retailer 5
-
HK$1,624 HKD
$207 USD
View
A
Retailer 6
-
HK$1,808 HKD
View
Retailer 7
-
HK$1,883 HKD
$240 USD
View
Price last confirmed 10 days ago
A
Retailer 8
-
HK$2,197 HKD
$280 USD
View
B+
Retailer 9
-
HK$2,878 HKD
£289 GBP
View
B+
Retailer 10
-
HK$2,930 HKD
ZAR 6,033 ZAR
View
B+
Retailer 11
-
HK$3,032 HKD
€368 EUR
View
B+
Retailer 12
-
HK$3,060 HKD
$390 USD
View
B
Retailer 13
-
HK$3,358 HKD
$428 USD
View
B
Retailer 14
-
HK$4,131 HKD
A$810 AUD
View
B
Retailer 15
-
HK$4,447 HKD
SGD 766 SGD
View
B
Retailer 16
-
HK$5,210 HKD
$664 USD
View
B
Retailer 17
-
HK$5,312 HKD
$677 USD
View
B
Retailer 18
-
HK$5,508 HKD
$702 USD
View
B
Retailer 19
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HK$5,641 HKD
$719 USD
View
B
Retailer 20
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HK$7,074 HKD
£710 GBP
View
B
Retailer 21
-
HK$7,622 HKD
£765 GBP
View
B
Retailer 22
-
HK$8,489 HKD
£852 GBP
View
Most Expensive
B
Reve Diamonds
1AE5E15FB · Oct 30
HK$8,529 HKD
$1,087 USD
View
22 more retailers have this diamond
Prices start from HK$1,310 HKDSave up to HK$7,219 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$1,310 HKD