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Oval|Lab Grown|IGI

1.28ct E IF Oval Lab Grown Diamond

ID • E/IF • IGI LG760576740

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG760576740

Diamond specifications and retailer prices

From HK$2,228 HKD
$284 USD
As of October 30, 2026
Save HK$13,463 HKD (86%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: HK$15,691 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.28ct lab-grown oval diamond

This 1.28ct lab-grown oval 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 LG760576740 or 760576740. Listed at 26 retailers as of October 30, 2026, with prices from HK$2,228 to HK$15,691, a HK$13,463 spread on the same certified stone. Brilliant Earth lists it at HK$15,691. 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 angle33.4°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG760576740
Dimensions8.92 × 6.21 × 3.76 mm
L/W Ratio1.44
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.92 mm6.21 mm1.28 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG760576740
Side View
Table 61.0%Crown 33.4°Girdle: MediumPavilion 40.6°Culet: NoneDepth 60.5%

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 30
Current: HK$15,691 HKD|Low: HK$1,812 HKD|High: HK$15,691 HKD|Avg: HK$6,304 HKD
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 7
Retailer 8
Retailer 9
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Retailer 11
Retailer 12
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Retailer 15
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Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
Retailer 22
Retailer 23
November 1, 2026
Retailer 15HK$2,008 HKD
Retailer 9HK$2,228 HKD
Retailer 14HK$2,330 HKD
Retailer 22HK$2,471 HKD
Retailer 12HK$2,487 HKD
Retailer 11HK$3,334 HKD
Retailer 17HK$3,334 HKD
Retailer 6HK$4,248 HKD
Retailer 13HK$4,251 HKD
Retailer 23HK$4,464 HKD
Retailer 2HK$4,713 HKD
Retailer 18HK$5,191 HKD
Retailer 5HK$6,018 HKD
Retailer 7HK$6,818 HKD
Retailer 19HK$7,595 HKD
Retailer 3HK$7,948 HKD
Retailer 8HK$8,351 HKD
Retailer 10HK$8,669 HKD
Retailer 20HK$9,929 HKD
Retailer 21HK$9,964 HKD
Retailer 4HK$10,719 HKD
Retailer 16HK$11,690 HKD
Brilliant EarthHK$15,691 HKD

28 data points across 23 retailers

26 retailersHK$2,228 HKD to HK$15,691 HKD

Retailer 1
-
HK$2,008 HKD
$256 USD
Price last confirmed 11 days ago
A
Retailer 2
-
HK$2,228 HKD
$284 USD
View
Final sale: no returns
Retailer 3
-
HK$2,330 HKD
$297 USD
View
Price last confirmed 11 days ago
A
Retailer 4
-
HK$2,471 HKD
$315 USD
View
Retailer 5
-
HK$2,487 HKD
$317 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
HK$2,487 HKD
$317 USD
View
A
Retailer 7
-
HK$3,334 HKD
$425 USD
View
A
Retailer 8
-
HK$3,334 HKD
$425 USD
View
A
Retailer 9
-
HK$4,248 HKD
ZAR 8,746 ZAR
View
A
Retailer 10
-
HK$4,251 HKD
€516 EUR
View
A
Retailer 11
-
HK$4,464 HKD
$569 USD
View
A
Retailer 12
-
HK$4,713 HKD
£473 GBP
View
A
Retailer 13
-
HK$5,191 HKD
A$1,018 AUD
View
B+
Retailer 14
-
HK$6,018 HKD
A$1,180 AUD
View
B+
Retailer 15
-
HK$6,818 HKD
$869 USD
View
B+
Retailer 16
-
HK$7,595 HKD
$968 USD
View
B+
Retailer 17
-
HK$7,948 HKD
$1,013 USD
View
Retailer 18
-
HK$8,010 HKD
$1,021 USD
View
Price last confirmed 13 days ago
B+
Retailer 19
-
HK$8,351 HKD
$1,064 USD
View
B+
Retailer 20
-
HK$8,669 HKD
$1,105 USD
View
B+
Retailer 21
-
HK$9,929 HKD
A$1,947 AUD
View
B+
Retailer 22
-
HK$9,964 HKD
£1,000 GBP
View
Retailer 23
-
HK$10,642 HKD
£1,068 GBP
View
Price last confirmed 25 days ago
B
Retailer 24
-
HK$10,719 HKD
$1,366 USD
View
Retailer 25
-
HK$11,690 HKD
$1,490 USD
View
Price last confirmed 13 days ago
Most Expensive
B
Brilliant Earth
16979054A · Oct 31
HK$15,691 HKD
$2,000 USD
View
25 more retailers have this diamond
Prices start from HK$2,228 HKDSave up to HK$13,463 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 Oval
HK$2,228 HKD