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Round|Lab Grown|IGI

1.28ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG799676989

Shape and cutting style on the report: Round brilliant

Certificate IGI LG799676989

Diamond specifications and retailer prices

From HK$4,974 HKD
$634 USD
As of October 29, 2026
Save HK$20,183 HKD (80%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$44,168 HKD at Do Amore Diamonds · As of October 28, 2026
View at Do Amore 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 LG799676989 or 799676989. Listed at 21 retailers as of October 29, 2026, with a 406% 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 angle34.1°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799676989
Dimensions7.02 × 7.05 × 4.29 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
HEARTS & ARROWS 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
7.02 mm7.05 mm1.28 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799676989
Side View
Table 57.0%Crown 34.1°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 60.9%

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: Oct 29
Current: HK$44,168 HKD|Low: HK$4,974 HKD|High: HK$46,600 HKD|Avg: HK$13,463 HKD|-5.2%
Do Amore Diamonds
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
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 29, 2026
Retailer 7HK$4,974 HKD
Retailer 21HK$5,413 HKD
Retailer 3HK$5,437 HKD
Retailer 8HK$5,570 HKD
Retailer 5HK$5,774 HKD
Retailer 9HK$5,774 HKD
Retailer 20HK$7,178 HKD
Retailer 4HK$7,625 HKD
Retailer 19HK$7,933 HKD
Retailer 6HK$9,446 HKD
Retailer 16HK$10,133 HKD
Retailer 13HK$10,869 HKD
Retailer 15HK$11,715 HKD
Retailer 17HK$12,434 HKD
Retailer 18HK$14,749 HKD
Retailer 12HK$17,918 HKD
Retailer 10HK$20,087 HKD
Retailer 14HK$22,840 HKD
Retailer 11HK$23,042 HKD
Retailer 2HK$25,157 HKD
Do Amore DiamondsHK$44,168 HKD

28 data points across 21 retailers

21 retailersHK$4,974 HKD to HK$25,157 HKD

A
Cheapest Retailer
-
HK$4,974 HKD
$634 USD
A
Retailer 2
-
HK$5,413 HKD
$690 USD
View
A
Retailer 3
-
HK$5,437 HKD
$693 USD
View
A
Retailer 4
-
HK$5,570 HKD
$710 USD
View
Final sale: no returns
A
Retailer 5
-
HK$5,774 HKD
$736 USD
View
A
Retailer 6
-
HK$5,774 HKD
$736 USD
View
Price last confirmed 13 days ago
B+
Retailer 7
-
HK$7,178 HKD
$915 USD
View
B+
Retailer 8
-
HK$7,625 HKD
$972 USD
View
B+
Retailer 9
-
HK$7,933 HKD
View
B+
Retailer 10
-
HK$9,446 HKD
$1,204 USD
View
B+
Retailer 11
-
HK$10,133 HKD
£1,017 GBP
View
B+
Retailer 12
-
HK$10,869 HKD
£1,091 GBP
View
B+
Retailer 13
-
HK$11,715 HKD
ZAR 24,124 ZAR
View
B+
Retailer 14
-
HK$12,434 HKD
$1,585 USD
View
Price last confirmed 8 days ago
B+
Retailer 15
-
HK$14,749 HKD
$1,880 USD
View
B
Retailer 16
-
HK$17,918 HKD
$2,284 USD
View
B
Retailer 17
-
HK$20,087 HKD
$2,560 USD
View
B
Retailer 18
-
HK$22,840 HKD
$2,911 USD
View
B
Retailer 19
-
HK$23,042 HKD
SGD 3,969 SGD
View
B
Retailer 20
-
HK$25,157 HKD
£2,525 GBP
View
Most Expensive
B
Do Amore Diamonds
27-43C1B51C2 · Oct 28
HK$44,168 HKD
$5,630 USD
View
Price under review
20 more retailers have this diamond
Prices start from HK$4,974 HKDSave up to HK$20,183 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
1.28ct Round
HK$4,974 HKD