Round|Lab Grown|IGI

1.28ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG713560121

Shape and cutting style on the report: Round brilliant

Certificate IGI LG713560121

Diamond specifications and retailer prices

From HK$2,299 HKD
$293 USD
As of October 28, 2026
Save HK$8,613 HKD (79%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: HK$10,912 HKD at Reve Diamonds · As of October 28, 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG713560121 or 713560121. Listed at 21 retailers as of October 28, 2026, with prices from HK$2,299 to HK$10,912, a HK$8,613 spread on the same certified stone. Reve Diamonds lists it at HK$10,912. 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 angle35.3°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG713560121
Dimensions6.99 × 6.96 × 4.32 mm
L/W Ratio1.00
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
6.99 mm6.96 mm1.28 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG713560121
Side View
Table 57.0%Crown 35.3°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: HK$4,845 HKD|Low: HK$1,632 HKD|High: HK$10,912 HKD|Avg: HK$5,637 HKD|+6.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Reve Diamonds
October 29, 2026
Retailer 2HK$2,299 HKD
Retailer 5HK$2,550 HKD
Retailer 4HK$3,805 HKD
Retailer 9HK$4,229 HKD
Retailer 1HK$4,845 HKD
Retailer 10HK$5,123 HKD
Retailer 8HK$5,704 HKD
Retailer 3HK$6,196 HKD
Retailer 7HK$7,822 HKD
Retailer 6HK$10,263 HKD
Reve DiamondsHK$10,912 HKD

33 data points across 11 retailers

21 retailersHK$2,299 HKD to HK$10,912 HKD

Retailer 1
-
HK$1,969 HKD
$251 USD
Price last confirmed 29 days ago
Retailer 2
-
HK$2,056 HKD
$262 USD
View
Price last confirmed 38 days ago
Retailer 3
-
HK$2,056 HKD
$262 USD
View
Price last confirmed 8 days ago
Retailer 4
-
HK$2,056 HKD
$262 USD
View
Price last confirmed 12 days ago
A
Retailer 5
-
HK$2,299 HKD
$293 USD
View
Final sale: no returns
Retailer 6
-
HK$2,385 HKD
$304 USD
View
Price last confirmed 38 days ago
Retailer 7
-
HK$2,385 HKD
$304 USD
View
Price last confirmed 21 days ago
Retailer 8
-
HK$2,511 HKD
$320 USD
View
Price last confirmed 39 days ago
Retailer 9
-
HK$2,550 HKD
$325 USD
View
Price last confirmed 14 days ago
A
Retailer 10
-
HK$3,805 HKD
$485 USD
View
A
Retailer 11
-
HK$4,229 HKD
$539 USD
View
A
Retailer 12
-
HK$4,845 HKD
£486 GBP
View
A
Retailer 13
-
HK$5,123 HKD
$653 USD
View
A
Retailer 14
-
HK$5,704 HKD
$727 USD
View
A
Retailer 15
-
HK$6,196 HKD
A$1,215 AUD
View
B+
Retailer 16
-
HK$7,822 HKD
$997 USD
View
B+
Retailer 17
-
HK$8,191 HKD
$1,044 USD
View
Retailer 18
-
HK$8,191 HKD
$1,044 USD
View
Price last confirmed 40 days ago
B+
Retailer 19
-
HK$8,590 HKD
$1,095 USD
View
B+
Retailer 20
-
HK$10,263 HKD
£1,030 GBP
View
Most Expensive
B
Reve Diamonds
CB6CF838C · Oct 28
HK$10,912 HKD
$1,391 USD
View
20 more retailers have this diamond
Prices start from HK$2,299 HKDSave up to HK$8,613 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$2,299 HKD