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Radiant|Lab Grown|IGI

1.56ct D VS1 Radiant Lab Grown Diamond

EX • D/VS1 • IGI LG646481423

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

Certificate IGI LG646481423

Diamond specifications and retailer prices

From HK$1,922 HKD
$245 USD
As of October 30, 2026
Save HK$8,561 HKD (82%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: HK$10,483 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 LG646481423 or 646481423. Listed at 22 retailers as of October 30, 2026, with prices from HK$1,922 to HK$10,483, a HK$8,561 spread on the same certified stone. Reve Diamonds lists it at HK$10,483. 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 angle44.4°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG646481423
Dimensions8.11 × 5.74 × 3.89 mm
L/W Ratio1.41
Culet sizePointed
Top View
8.11 mm5.74 mm1.56 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG646481423
Side View
Table 66.0%Crown 44.4°Girdle: MED-STKPavilion 35.3°Culet: NoneDepth 67.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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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$1,922 HKD|High: HK$10,619 HKD|Avg: HK$5,216 HKD|+0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Reve Diamonds
October 31, 2026
Retailer 2HK$1,922 HKD
Retailer 11HK$2,142 HKD
Retailer 18HK$2,228 HKD
Retailer 4HK$2,377 HKD
Retailer 6HK$2,377 HKD
Retailer 21HK$2,663 HKD
Retailer 1HK$3,633 HKD
Retailer 14HK$3,687 HKD
Retailer 13HK$4,009 HKD
Retailer 16HK$4,090 HKD
Retailer 10HK$4,362 HKD
Retailer 12HK$4,519 HKD
Retailer 8HK$4,951 HKD
Retailer 17HK$5,548 HKD
Retailer 3HK$7,650 HKD
Retailer 19HK$7,681 HKD
Retailer 5HK$8,059 HKD
Retailer 20HK$8,434 HKD
Retailer 9HK$9,368 HKD
Retailer 7HK$9,423 HKD
Retailer 15HK$9,595 HKD
Reve DiamondsHK$10,483 HKD

32 data points across 22 retailers

22 retailersHK$1,922 HKD to HK$10,483 HKD

A
Cheapest Retailer
-
HK$1,922 HKD
$245 USD
A
Retailer 2
-
HK$2,142 HKD
$273 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,228 HKD
$284 USD
View
A
Retailer 4
-
HK$2,377 HKD
$303 USD
View
A
Retailer 5
-
HK$2,377 HKD
$303 USD
View
Retailer 6
-
HK$2,663 HKD
£267 GBP
View
Price last confirmed 14 days ago
A
Retailer 7
-
HK$3,633 HKD
€441 EUR
View
A
Retailer 8
-
HK$4,009 HKD
$511 USD
View
A
Retailer 9
-
HK$4,090 HKD
ZAR 8,421 ZAR
View
A
Retailer 10
-
HK$4,362 HKD
$556 USD
View
B+
Retailer 11
-
HK$4,519 HKD
£454 GBP
View
A
Retailer 12
-
HK$4,951 HKD
$631 USD
View
B+
Retailer 13
-
HK$5,548 HKD
A$1,088 AUD
View
B
Retailer 14
-
HK$7,650 HKD
$975 USD
View
B
Retailer 15
-
HK$7,681 HKD
$979 USD
View
B
Retailer 16
-
HK$7,839 HKD
£787 GBP
View
B+
Retailer 17
-
HK$8,059 HKD
$1,027 USD
View
Retailer 18
-
HK$8,434 HKD
$1,075 USD
View
Price last confirmed 12 days ago
B
Retailer 19
-
HK$9,368 HKD
$1,194 USD
View
B
Retailer 20
-
HK$9,423 HKD
$1,201 USD
View
B
Retailer 21
-
HK$9,595 HKD
£963 GBP
View
Most Expensive
B
Reve Diamonds
4810AECDF · Oct 30
HK$10,483 HKD
$1,336 USD
View
21 more retailers have this diamond
Prices start from HK$1,922 HKDSave up to HK$8,561 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$1,922 HKD