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Radiant|Lab Grown|IGI

1.56ct D VS1 Radiant Lab Grown Diamond

VG • D/VS1 • IGI LG689522824

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

Certificate IGI LG689522824

Diamond specifications and retailer prices

From HK$1,703 HKD
$217 USD
As of October 30, 2026
Save HK$10,772 HKD (86%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: HK$12,475 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 very-good cut grade and certified by IGI LG689522824 or 689522824. Listed at 25 retailers as of October 30, 2026, with prices from HK$1,703 to HK$12,475, a HK$10,772 spread on the same certified stone. Brilliant Earth lists it at HK$12,475. 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

1.56
Carat
D
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle52.4°
Pavilion angle34.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG689522824
Dimensions6.72 × 6.06 × 4.32 mm
L/W Ratio1.11
Culet sizePointed
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
6.72 mm6.06 mm1.56 ctD / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG689522824
Side View
Table 71.0%Crown 52.4°Girdle: MED-STKPavilion 34.6°Culet: NoneDepth 71.3%

Caratlytics Score

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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$12,475 HKD|Low: HK$1,632 HKD|High: HK$14,201 HKD|Avg: HK$5,190 HKD|-12.2%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 31, 2026
Retailer 3HK$1,703 HKD
Retailer 12HK$1,899 HKD
Retailer 8HK$1,969 HKD
Retailer 5HK$2,103 HKD
Retailer 9HK$2,103 HKD
Retailer 14HK$2,981 HKD
Retailer 2HK$3,411 HKD
Retailer 17HK$3,619 HKD
Retailer 13HK$3,907 HKD
Retailer 10HK$4,119 HKD
Retailer 18HK$4,921 HKD
Retailer 7HK$6,771 HKD
Retailer 19HK$6,794 HKD
Retailer 6HK$7,171 HKD
Retailer 15HK$7,685 HKD
Retailer 11HK$8,250 HKD
Retailer 4HK$8,473 HKD
Retailer 16HK$8,489 HKD
Brilliant EarthHK$12,475 HKD

44 data points across 19 retailers

25 retailersHK$1,703 HKD to HK$12,475 HKD

A
Cheapest Retailer
-
HK$1,703 HKD
$217 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
A
Retailer 6
-
HK$2,410 HKD
View
B+
Retailer 7
-
HK$2,981 HKD
$380 USD
View
A
Retailer 8
-
HK$3,411 HKD
€414 EUR
View
A
Retailer 9
-
HK$3,619 HKD
ZAR 7,451 ZAR
View
A
Retailer 10
-
HK$3,907 HKD
£392 GBP
View
B+
Retailer 11
-
HK$4,119 HKD
$525 USD
View
B+
Retailer 12
-
HK$4,276 HKD
$545 USD
View
B+
Retailer 13
-
HK$4,921 HKD
A$965 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$6,845 HKD
SGD 1,179 SGD
View
B
Retailer 17
-
HK$7,171 HKD
$914 USD
View
B
Retailer 18
-
HK$7,186 HKD
$916 USD
View
B+
Retailer 19
-
HK$7,685 HKD
A$1,507 AUD
View
B
Retailer 20
-
HK$8,250 HKD
£828 GBP
View
Retailer 21
-
HK$8,473 HKD
$1,080 USD
View
Price last confirmed 27 days ago
B
Retailer 22
-
HK$8,489 HKD
£852 GBP
View
B
Retailer 23
-
HK$8,575 HKD
$1,093 USD
View
B
Retailer 24
-
HK$9,778 HKD
$1,246 USD
View
Most Expensive
B
Brilliant Earth
17805270A · Oct 31
HK$12,475 HKD
$1,590 USD
View
24 more retailers have this diamond
Prices start from HK$1,703 HKDSave up to HK$10,772 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$1,703 HKD