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Radiant|Lab Grown|IGI

1.27ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG799643975

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

Certificate IGI LG799643975

Diamond specifications and retailer prices

From HK$2,260 HKD
As of November 4, 2026
Save HK$13,511 HKD (86%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$19,576 HKD at Rare Carat · As of October 18, 2026
View at Rare Carat

About this 1.27ct lab-grown radiant diamond

This 1.27ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG799643975 or 799643975. Listed at 20 retailers as of November 3, 2026, with a 598% 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

1.27
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.7°
Pavilion angle36.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799643975
Dimensions7.66 × 5.58 × 3.56 mm
L/W Ratio1.37
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
7.66 mm5.58 mm1.27 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799643975
Side View
Table 65.0%Crown 44.7°Girdle: MediumPavilion 36.3°Culet: NoneDepth 63.8%

Caratlytics Score

How it works →
A+
Exceptional
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 4
Current: HK$19,576 HKD|Low: HK$2,260 HKD|High: HK$25,813 HKD|Avg: HK$8,673 HKD|-0.6%
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
Retailer 17
November 4, 2026
Retailer 16HK$2,260 HKD
Retailer 8HK$3,499 HKD
Retailer 11HK$3,766 HKD
Retailer 2HK$4,182 HKD
Retailer 4HK$4,488 HKD
Retailer 7HK$4,582 HKD
Retailer 10HK$4,747 HKD
Retailer 6HK$4,982 HKD
Retailer 12HK$6,583 HKD
Retailer 14HK$7,713 HKD
Retailer 15HK$8,474 HKD
Retailer 17HK$9,078 HKD
Retailer 3HK$10,074 HKD
Retailer 5HK$10,427 HKD
Retailer 9HK$13,629 HKD
Retailer 13HK$15,770 HKD
Rare CaratHK$19,576 HKD

30 data points across 17 retailers

20 retailersHK$2,260 HKD to HK$15,770 HKD

A+
Cheapest Retailer
-
HK$2,260 HKD
Final sale: no returns
Retailer 2
-
HK$2,707 HKD
View
Price last confirmed 33 days ago
Retailer 3
-
HK$3,272 HKD
View
Price last confirmed 38 days ago
Retailer 4
-
HK$3,499 HKD
View
Price last confirmed 32 days ago
A
Retailer 5
-
HK$3,766 HKD
View
A
Retailer 6
-
HK$4,182 HKD
View
A
Retailer 7
-
HK$4,488 HKD
View
A
Retailer 8
-
HK$4,582 HKD
View
A
Retailer 9
-
HK$4,747 HKD
View
A
Retailer 10
-
HK$4,982 HKD
View
B+
Retailer 11
-
HK$6,583 HKD
View
B+
Retailer 12
-
HK$7,713 HKD
View
B+
Retailer 13
-
HK$8,474 HKD
View
B+
Retailer 14
-
HK$9,078 HKD
View
B+
Retailer 15
-
HK$10,074 HKD
View
B+
Retailer 16
-
HK$10,427 HKD
View
Retailer 17
-
HK$11,251 HKD
View
Price last confirmed 35 days ago
B
Retailer 18
-
HK$15,770 HKD
View
Retailer 19
-
HK$19,380 HKD
View
Price last confirmed 17 days ago
Most Expensive
Rare Carat
7388-U_l_800679998 · Oct 18
HK$19,576 HKD
$2,495 USD
View
Price last confirmed 16 days ago
19 more retailers have this diamond
Prices start from HK$2,260 HKDSave up to HK$13,511 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+
1.27ct Radiant
HK$2,260 HKD