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Radiant|Lab Grown|IGI

1.28ct E VS1 Radiant Lab Grown Diamond

ID • E/VS1 • IGI LG751511477

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

Certificate IGI LG751511477

Diamond specifications and retailer prices

From HK$1,616 HKD
$206 USD
As of October 30, 2026
Save HK$13,840 HKD (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$15,456 HKD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.28ct lab-grown radiant diamond

This 1.28ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG751511477 or 751511477. Listed at 19 retailers as of October 30, 2026, with prices from HK$1,616 to HK$15,456, a HK$13,840 spread on the same certified stone. Do Amore Diamonds lists it at HK$15,456. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.4°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG751511477
Dimensions7.92 × 5.29 × 3.58 mm
L/W Ratio1.50
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.92 mm5.29 mm1.28 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG751511477
Side View
Table 63.0%Crown 42.4°Girdle: MediumPavilion 35.1°Culet: NoneDepth 67.7%

Caratlytics Score

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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$15,456 HKD|Low: HK$1,192 HKD|High: HK$15,456 HKD|Avg: HK$5,356 HKD
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
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Retailer 15
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Retailer 17
Retailer 18
Retailer 19
Retailer 20
Retailer 21
October 30, 2026
Retailer 11HK$1,192 HKD
Retailer 20HK$1,616 HKD
Retailer 9HK$1,805 HKD
Retailer 19HK$1,867 HKD
Retailer 8HK$2,001 HKD
Retailer 21HK$2,001 HKD
Retailer 2HK$2,773 HKD
Retailer 4HK$2,942 HKD
Retailer 7HK$3,444 HKD
Retailer 13HK$4,121 HKD
Retailer 5HK$4,519 HKD
Retailer 17HK$5,100 HKD
Retailer 15HK$5,385 HKD
Retailer 18HK$6,449 HKD
Retailer 6HK$7,093 HKD
Retailer 3HK$7,537 HKD
Retailer 12HK$8,443 HKD
Retailer 16HK$8,898 HKD
Retailer 10HK$9,023 HKD
Retailer 14HK$9,505 HKD
Do Amore DiamondsHK$15,456 HKD

33 data points across 21 retailers

19 retailersHK$1,616 HKD to HK$15,456 HKD

A
Cheapest Retailer
-
HK$1,616 HKD
$206 USD
A
Retailer 2
-
HK$1,805 HKD
$230 USD
View
Final sale: no returns
A
Retailer 3
-
HK$1,867 HKD
$238 USD
View
A
Retailer 4
-
HK$2,001 HKD
$255 USD
View
A
Retailer 5
-
HK$2,001 HKD
$255 USD
View
A
Retailer 6
-
HK$2,773 HKD
£278 GBP
View
A
Retailer 7
-
HK$2,942 HKD
$375 USD
View
A
Retailer 8
-
HK$3,444 HKD
$439 USD
View
B+
Retailer 9
-
HK$4,121 HKD
£414 GBP
View
B+
Retailer 10
-
HK$4,519 HKD
$576 USD
View
Retailer 11
-
HK$5,100 HKD
$650 USD
View
Price last confirmed 10 days ago
B+
Retailer 12
-
HK$5,385 HKD
A$1,056 AUD
View
B
Retailer 13
-
HK$6,449 HKD
$822 USD
View
B
Retailer 14
-
HK$7,093 HKD
$904 USD
View
B
Retailer 15
-
HK$7,537 HKD
CA$1,334 CAD
View
B
Retailer 16
-
HK$8,443 HKD
$1,076 USD
View
B
Retailer 17
-
HK$8,898 HKD
£893 GBP
View
B
Retailer 18
-
HK$9,505 HKD
$1,211 USD
View
Most Expensive
B
Do Amore Diamonds
27-09595FAC4 · Oct 31
HK$15,456 HKD
$1,970 USD
View
18 more retailers have this diamond
Prices start from HK$1,616 HKDSave up to HK$13,840 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 Radiant
HK$1,616 HKD