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Round|Lab Grown|IGI

1.28ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG567368239

Shape and cutting style on the report: Round brilliant

Certificate IGI LG567368239

Diamond specifications and retailer prices

From HK$1,585 HKD
$202 USD
As of October 29, 2026
Save HK$7,632 HKD (83%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: HK$9,533 HKD at Rare Carat · As of October 18, 2026
View at Rare Carat

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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG567368239 or 567368239. Listed at 17 retailers as of October 29, 2026, with a 482% 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
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG567368239
Dimensions6.98 × 6.92 × 4.30 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.98 mm6.92 mm1.28 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG567368239
Side View
Table 55.5%Crown 35.4°Girdle: Med.Pavilion 40.4°Culet: NoneDepth 61.9%

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$9,533 HKD|Low: HK$1,585 HKD|High: HK$9,650 HKD|Avg: HK$4,373 HKD|-1.2%
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
October 30, 2026
Retailer 3HK$1,585 HKD
Retailer 15HK$1,765 HKD
Retailer 14HK$1,836 HKD
Retailer 8HK$1,961 HKD
Retailer 9HK$1,961 HKD
Retailer 2HK$3,174 HKD
Retailer 12HK$3,366 HKD
Retailer 5HK$3,397 HKD
Retailer 10HK$3,581 HKD
Retailer 7HK$4,488 HKD
Retailer 13HK$4,794 HKD
Retailer 17HK$5,531 HKD
Retailer 6HK$6,300 HKD
Retailer 16HK$6,324 HKD
Retailer 4HK$6,721 HKD
Retailer 11HK$9,217 HKD
Rare CaratHK$9,533 HKD

36 data points across 17 retailers

17 retailersHK$1,585 HKD to HK$9,217 HKD

A
Cheapest Retailer
-
HK$1,585 HKD
$202 USD
A
Retailer 2
-
HK$1,765 HKD
$225 USD
View
Final sale: no returns
A
Retailer 3
-
HK$1,836 HKD
$234 USD
View
A
Retailer 4
-
HK$1,961 HKD
$250 USD
View
A
Retailer 5
-
HK$1,961 HKD
$250 USD
View
A
Retailer 6
-
HK$3,174 HKD
£319 GBP
View
A
Retailer 7
-
HK$3,366 HKD
ZAR 6,931 ZAR
View
A
Retailer 8
-
HK$3,397 HKD
$433 USD
View
A
Retailer 9
-
HK$3,581 HKD
£359 GBP
View
A
Retailer 10
-
HK$4,488 HKD
$572 USD
View
A
Retailer 11
-
HK$4,794 HKD
A$940 AUD
View
A
Retailer 12
-
HK$5,531 HKD
$705 USD
View
A
Retailer 13
-
HK$6,300 HKD
$803 USD
View
A
Retailer 14
-
HK$6,324 HKD
$806 USD
View
B+
Retailer 15
-
HK$6,721 HKD
$857 USD
View
B
Retailer 16
-
HK$9,217 HKD
£925 GBP
View
Most Expensive
Rare Carat
AL/704-11_l_567368239 · Oct 18
HK$9,533 HKD
$1,215 USD
View
Price last confirmed 12 days ago
16 more retailers have this diamond
Prices start from HK$1,585 HKDSave up to HK$7,632 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$1,585 HKD