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Radiant|Lab Grown|IGI

1.23ct D VVS1 Radiant Lab Grown Diamond

EX • D/VVS1 • IGI LG756582503

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

Certificate IGI LG756582503

Diamond specifications and retailer prices

From HK$1,977 HKD
$252 USD
As of November 2, 2026
Save HK$8,686 HKD (81%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: HK$14,986 HKD at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 1.23ct lab-grown radiant diamond

This 1.23ct lab-grown radiant sits in the classic one-carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG756582503 or 756582503. Listed at 23 retailers as of November 1, 2026, with a 439% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.9°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG756582503
Dimensions7.58 × 5.38 × 3.55 mm
L/W Ratio1.41
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
7.58 mm5.38 mm1.23 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG756582503
Side View
Table 60.0%Crown 42.9°Girdle: MediumPavilion 35°Culet: NoneDepth 66.0%

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: Nov 2
Current: HK$14,986 HKD|Low: HK$1,922 HKD|High: HK$14,986 HKD|Avg: HK$5,778 HKD
Brilliant Earth
Retailer 2
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Retailer 22
Retailer 23
November 2, 2026
Retailer 22HK$1,977 HKD
Retailer 7HK$2,205 HKD
Retailer 20HK$2,291 HKD
Retailer 6HK$2,448 HKD
Retailer 16HK$2,464 HKD
Retailer 15HK$2,712 HKD
Retailer 23HK$3,295 HKD
Retailer 14HK$3,727 HKD
Retailer 18HK$4,231 HKD
Retailer 13HK$4,391 HKD
Retailer 21HK$4,433 HKD
Retailer 17HK$4,667 HKD
Retailer 4HK$4,818 HKD
Retailer 11HK$5,998 HKD
Retailer 2HK$6,222 HKD
Retailer 8HK$7,573 HKD
Retailer 10HK$7,877 HKD
Retailer 9HK$7,891 HKD
Retailer 5HK$8,281 HKD
Retailer 12HK$8,709 HKD
Retailer 19HK$9,815 HKD
Retailer 3HK$10,663 HKD
Brilliant EarthHK$14,986 HKD

35 data points across 23 retailers

23 retailersHK$1,977 HKD to HK$10,663 HKD

A
Cheapest Retailer
-
HK$1,977 HKD
$252 USD
A
Retailer 2
-
HK$2,205 HKD
$281 USD
View
Final sale: no returns
A
Retailer 3
-
HK$2,291 HKD
$292 USD
View
A
Retailer 4
-
HK$2,448 HKD
$312 USD
View
Retailer 5
-
HK$2,464 HKD
$314 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
HK$2,712 HKD
View
A
Retailer 7
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HK$3,295 HKD
$420 USD
View
A
Retailer 8
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HK$3,727 HKD
$475 USD
View
A
Retailer 9
-
HK$4,231 HKD
ZAR 8,711 ZAR
View
B+
Retailer 10
-
HK$4,391 HKD
€533 EUR
View
B+
Retailer 11
-
HK$4,433 HKD
$565 USD
View
B+
Retailer 12
-
HK$4,667 HKD
£468 GBP
View
B+
Retailer 13
-
HK$4,818 HKD
$614 USD
View
B+
Retailer 14
-
HK$5,998 HKD
A$1,176 AUD
View
B+
Retailer 15
-
HK$6,222 HKD
$793 USD
View
B+
Retailer 16
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HK$7,573 HKD
A$1,485 AUD
View
B
Retailer 17
-
HK$7,877 HKD
$1,004 USD
View
B
Retailer 18
-
HK$7,891 HKD
SGD 1,359 SGD
View
B
Retailer 19
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HK$8,281 HKD
$1,055 USD
View
Retailer 20
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HK$8,709 HKD
$1,110 USD
View
Price last confirmed 15 days ago
B
Retailer 21
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HK$9,815 HKD
£985 GBP
View
B
Retailer 22
-
HK$10,663 HKD
$1,359 USD
View
Most Expensive
Brilliant Earth
17287792A · Oct 16
HK$14,986 HKD
$1,910 USD
View
Price last confirmed 17 days ago
22 more retailers have this diamond
Prices start from HK$1,977 HKDSave up to HK$8,686 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
1.23ct Radiant
HK$1,977 HKD