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Radiant|Lab Grown|IGI

1.56ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG646478161

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

Certificate IGI LG646478161

Diamond specifications and retailer prices

From HK$1,695 HKD
$216 USD
As of October 30, 2026
Save HK$8,081 HKD (83%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$9,776 HKD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.56ct lab-grown radiant diamond

This 1.56ct lab-grown radiant sits in the one-and-a-half to two carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG646478161 or 646478161. Listed at 21 retailers as of October 30, 2026, with prices from HK$1,695 to HK$9,776, a HK$8,081 spread on the same certified stone. Reve Diamonds lists it at HK$9,776. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.8°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG646478161
Dimensions8.44 × 5.64 × 3.79 mm
L/W Ratio1.50
Culet sizePointed
Top View
8.44 mm5.64 mm1.56 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG646478161
Side View
Table 65.0%Crown 41.8°Girdle: MediumPavilion 34.9°Culet: NoneDepth 67.2%

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$3,633 HKD|Low: HK$1,695 HKD|High: HK$9,894 HKD|Avg: HK$4,574 HKD|+0.5%
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
Reve Diamonds
October 31, 2026
Retailer 18HK$1,695 HKD
Retailer 8HK$1,899 HKD
Retailer 14HK$1,969 HKD
Retailer 3HK$2,103 HKD
Retailer 4HK$2,103 HKD
Retailer 17HK$2,356 HKD
Retailer 10HK$3,601 HKD
Retailer 12HK$3,617 HKD
Retailer 1HK$3,633 HKD
Retailer 11HK$3,905 HKD
Retailer 7HK$4,276 HKD
Retailer 5HK$4,707 HKD
Retailer 13HK$4,916 HKD
Retailer 2HK$6,771 HKD
Retailer 15HK$6,794 HKD
Retailer 9HK$7,184 HKD
Retailer 16HK$8,479 HKD
Retailer 6HK$8,568 HKD
Reve DiamondsHK$9,776 HKD

39 data points across 19 retailers

21 retailersHK$1,695 HKD to HK$9,776 HKD

A
Cheapest Retailer
-
HK$1,695 HKD
$216 USD
A
Retailer 2
-
HK$1,899 HKD
$242 USD
View
Final sale: no returns
A
Retailer 3
-
HK$1,969 HKD
$251 USD
View
A
Retailer 4
-
HK$2,103 HKD
$268 USD
View
A
Retailer 5
-
HK$2,103 HKD
$268 USD
View
Retailer 6
-
HK$2,356 HKD
£236 GBP
View
Price last confirmed 15 days ago
B+
Retailer 7
-
HK$3,601 HKD
$459 USD
View
A
Retailer 8
-
HK$3,617 HKD
ZAR 7,448 ZAR
View
A
Retailer 9
-
HK$3,633 HKD
€441 EUR
View
A
Retailer 10
-
HK$3,905 HKD
£392 GBP
View
A
Retailer 11
-
HK$4,276 HKD
$545 USD
View
A
Retailer 12
-
HK$4,707 HKD
$600 USD
View
A
Retailer 13
-
HK$4,916 HKD
A$964 AUD
View
B+
Retailer 14
-
HK$6,771 HKD
$863 USD
View
B
Retailer 15
-
HK$6,794 HKD
$866 USD
View
B+
Retailer 16
-
HK$7,184 HKD
$916 USD
View
B
Retailer 17
-
HK$7,839 HKD
£787 GBP
View
B
Retailer 18
-
HK$8,479 HKD
£851 GBP
View
Retailer 19
-
HK$8,557 HKD
$1,091 USD
View
Price last confirmed 56 days ago
B
Retailer 20
-
HK$8,568 HKD
$1,092 USD
View
Most Expensive
B
Reve Diamonds
4BCEF85D8 · Oct 30
HK$9,776 HKD
$1,246 USD
View
20 more retailers have this diamond
Prices start from HK$1,695 HKDSave up to HK$8,081 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
1.56ct Radiant
HK$1,695 HKD