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Radiant|Lab Grown|IGI

1.26ct D IF Radiant Lab Grown Diamond

EX • D/IF • IGI LG788607424

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

Certificate IGI LG788607424

Diamond specifications and retailer prices

From HK$1,899 HKD
As of November 4, 2026
Save HK$12,538 HKD (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$14,515 HKD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.26ct lab-grown radiant diamond

This 1.26ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG788607424 or 788607424. Listed at 21 retailers as of November 4, 2026, with a 660% 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

1.26
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.4°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788607424
Dimensions8.06 × 5.22 × 3.51 mm
L/W Ratio1.54
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
8.06 mm5.22 mm1.26 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788607424
Side View
Table 65.0%Crown 42.4°Girdle: STK-THKPavilion 33.4°Culet: NoneDepth 67.2%

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: Nov 4
Current: HK$14,515 HKD|Low: HK$1,820 HKD|High: HK$19,379 HKD|Avg: HK$5,682 HKD|-1.6%
Rare Carat
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
November 4, 2026
Retailer 15HK$1,899 HKD
Retailer 8HK$2,118 HKD
Retailer 5HK$2,205 HKD
Retailer 6HK$2,354 HKD
Retailer 16HK$2,354 HKD
Retailer 12HK$3,907 HKD
Retailer 4HK$3,970 HKD
Retailer 10HK$4,064 HKD
Retailer 7HK$4,245 HKD
Retailer 2HK$4,417 HKD
Retailer 9HK$5,767 HKD
Retailer 3HK$7,571 HKD
Retailer 14HK$7,595 HKD
Retailer 11HK$9,431 HKD
Retailer 13HK$14,436 HKD
Rare CaratHK$14,515 HKD

44 data points across 16 retailers

21 retailersHK$1,899 HKD to HK$14,436 HKD

A
Cheapest Retailer
-
HK$1,899 HKD
A
Retailer 2
-
HK$2,118 HKD
View
Final sale: no returns
A
Retailer 3
-
HK$2,205 HKD
View
A
Retailer 4
-
HK$2,354 HKD
View
Retailer 5
-
HK$2,354 HKD
View
Price last confirmed 10 days ago
A
Retailer 6
-
HK$2,605 HKD
View
A
Retailer 7
-
HK$3,907 HKD
View
A
Retailer 8
-
HK$3,970 HKD
View
A
Retailer 9
-
HK$4,064 HKD
View
A
Retailer 10
-
HK$4,245 HKD
View
A
Retailer 11
-
HK$4,417 HKD
View
A
Retailer 12
-
HK$5,767 HKD
View
B+
Retailer 13
-
HK$6,457 HKD
View
B+
Retailer 14
-
HK$7,571 HKD
View
B+
Retailer 15
-
HK$7,595 HKD
View
B+
Retailer 16
-
HK$7,610 HKD
View
B+
Retailer 17
-
HK$7,971 HKD
View
B+
Retailer 18
-
HK$9,431 HKD
View
B
Retailer 19
-
HK$10,411 HKD
View
B
Retailer 20
-
HK$14,436 HKD
View
Most Expensive
Rare Carat
A9-253B · Oct 18
HK$14,515 HKD
$1,850 USD
View
Price last confirmed 16 days ago
20 more retailers have this diamond
Prices start from HK$1,899 HKDSave up to HK$12,538 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
1.26ct Radiant
HK$1,899 HKD