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Radiant|Lab Grown|IGI

1.25ct D VS1 Radiant Lab Grown Diamond

ID • D/VS1 • IGI LG843661217

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

Certificate IGI LG843661217

Diamond specifications and retailer prices

From HK$2,571 HKD
£258 GBP
As of November 2, 2026
Save HK$7,001 HKD (73%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$9,572 HKD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.25ct lab-grown radiant diamond

This 1.25ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG843661217 or 843661217. Listed at 11 retailers as of November 2, 2026, with prices from HK$2,571 to HK$9,572, a HK$7,001 spread on the same certified stone. Brilliant Earth lists it at HK$9,572. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843661217
Dimensions7.45 × 5.30 × 3.67 mm
L/W Ratio1.41
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.45 mm5.30 mm1.25 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843661217
Side View
Table 65.0%Crown 45°Girdle: Slightly ThickPavilion 35.7°Culet: NoneDepth 69.2%

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: Nov 2
Current: HK$3,523 HKD|Low: HK$2,571 HKD|High: HK$9,312 HKD|Avg: HK$5,301 HKD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 3, 2026
Retailer 6HK$2,571 HKD
Retailer 4HK$3,337 HKD
Retailer 10HK$3,342 HKD
Retailer 1HK$3,523 HKD
Retailer 8HK$3,852 HKD
Retailer 5HK$4,692 HKD
Retailer 3HK$6,206 HKD
Retailer 2HK$6,609 HKD
Retailer 9HK$8,998 HKD
Retailer 7HK$9,312 HKD

4 data points across 10 retailers

11 retailersHK$2,571 HKD to HK$9,572 HKD

A
Cheapest Retailer
-
HK$2,571 HKD
£258 GBP
A
Retailer 2
-
HK$3,337 HKD
€405 EUR
View
A
Retailer 3
-
HK$3,342 HKD
$426 USD
View
A
Retailer 4
-
HK$3,523 HKD
£354 GBP
View
B+
Retailer 5
-
HK$3,852 HKD
$491 USD
View
B+
Retailer 6
-
HK$4,692 HKD
A$920 AUD
View
B
Retailer 7
-
HK$6,206 HKD
$791 USD
View
B
Retailer 8
-
HK$6,609 HKD
$842 USD
View
B
Retailer 9
-
HK$8,998 HKD
£903 GBP
View
B
Retailer 10
-
HK$9,312 HKD
$1,187 USD
View
Most Expensive
B
Brilliant Earth
22394787A · Nov 2
HK$9,572 HKD
$1,220 USD
View
10 more retailers have this diamond
Prices start from HK$2,571 HKDSave up to HK$7,001 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
1.25ct Radiant
HK$2,571 HKD