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Round|Lab Grown|IGI

1.28ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG790612054

Shape and cutting style on the report: Round brilliant

Certificate IGI LG790612054

Diamond specifications and retailer prices

From HK$12,930 HKD
$1,648 USD
As of October 29, 2026
Save HK$15,181 HKD (54%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: HK$45,614 HKD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.28ct lab-grown round diamond

This 1.28ct lab-grown round 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 LG790612054 or 790612054. Listed at 20 retailers as of October 27, 2026, with a 117% 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

1.28
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790612054
Dimensions7.04 × 7.08 × 4.25 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.04 mm7.08 mm1.28 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790612054
Side View
Table 57.0%Crown 33.3°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 60.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: HK$21,171 HKD|Low: HK$12,412 HKD|High: HK$50,104 HKD|Avg: HK$22,905 HKD|+1.4%
Retailer 1
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
October 30, 2026
Retailer 17HK$12,930 HKD
Retailer 14HK$13,024 HKD
Retailer 7HK$14,067 HKD
Retailer 9HK$14,475 HKD
Retailer 2HK$15,001 HKD
Retailer 4HK$15,001 HKD
Retailer 6HK$15,997 HKD
Retailer 16HK$16,319 HKD
Retailer 1HK$21,171 HKD
Retailer 3HK$23,568 HKD
Retailer 12HK$23,692 HKD
Retailer 15HK$25,859 HKD
Retailer 13HK$26,597 HKD
Retailer 10HK$27,570 HKD
Retailer 8HK$28,111 HKD
Retailer 11HK$43,065 HKD
Retailer 5HK$50,104 HKD

44 data points across 17 retailers

20 retailersHK$12,930 HKD to HK$28,111 HKD

B+
Cheapest Retailer
-
HK$12,930 HKD
$1,648 USD
Retailer 2
-
HK$13,024 HKD
$1,660 USD
View
Price last confirmed 9 days ago
B+
Retailer 3
-
HK$14,067 HKD
$1,793 USD
View
B+
Retailer 4
-
HK$14,475 HKD
$1,845 USD
View
Final sale: no returns
B+
Retailer 5
-
HK$15,001 HKD
$1,912 USD
View
Retailer 6
-
HK$15,001 HKD
$1,912 USD
View
Price last confirmed 17 days ago
B
Retailer 7
-
HK$15,997 HKD
$2,039 USD
View
B+
Retailer 8
-
HK$16,319 HKD
$2,080 USD
View
B
Retailer 9
-
HK$17,273 HKD
View
B
Retailer 10
-
HK$21,171 HKD
£2,125 GBP
View
B
Retailer 11
-
HK$23,568 HKD
$3,004 USD
View
B
Retailer 12
-
HK$23,692 HKD
€2,876 EUR
View
B
Retailer 13
-
HK$25,859 HKD
$3,296 USD
View
B
Retailer 14
-
HK$26,597 HKD
$3,390 USD
View
B
Retailer 15
-
HK$27,570 HKD
ZAR 56,770 ZAR
View
B
Retailer 16
-
HK$28,111 HKD
$3,583 USD
View
Retailer 17
-
HK$43,065 HKD
£4,322 GBP
View
Price under review
Most Expensive
Reve Diamonds
5B170FEB1 · Oct 30
HK$45,614 HKD
$5,814 USD
View
Price under review
17 more retailers have this diamond
Prices start from HK$12,930 HKDSave up to HK$15,181 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.

B+
1.28ct Round
HK$12,930 HKD