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Cushion|Lab Grown|IGI

2.56ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG729596351

Shape and cutting style on the report: Rectangular cushion mixed cut

Certificate IGI LG729596351

Diamond specifications and retailer prices

From HK$12,217 HKD
$1,557 USD
As of October 28, 2026
Save HK$66,012 HKD (84%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$78,229 HKD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 2.56ct lab-grown cushion diamond

This 2.56ct lab-grown cushion sits in the two to three carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG729596351 or 729596351. Listed at 16 retailers as of October 28, 2026, with prices from HK$12,217 to HK$78,229, a HK$66,012 spread on the same certified stone. Do Amore Diamonds lists it at HK$78,229. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

2.56
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG729596351
Dimensions10.45 × 6.20 × 4.22 mm
L/W Ratio1.69
Girdle conditionFaceted
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.45 mm6.20 mm2.56 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG729596351
Side View
Table 65.0%Crown 35.7°Girdle: STK-THKPavilion 38.2°Culet: LNGDepth 68.1%

Caratlytics Score

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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$78,229 HKD|Low: HK$12,217 HKD|High: HK$78,229 HKD|Avg: HK$29,804 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
October 29, 2026
Retailer 3HK$12,217 HKD
Retailer 11HK$12,656 HKD
Retailer 9HK$14,006 HKD
Retailer 12HK$14,830 HKD
Retailer 6HK$17,796 HKD
Retailer 2HK$19,724 HKD
Retailer 7HK$33,217 HKD
Retailer 4HK$33,721 HKD
Retailer 10HK$34,108 HKD
Retailer 5HK$36,044 HKD
Retailer 8HK$40,109 HKD
Do Amore DiamondsHK$78,229 HKD

43 data points across 12 retailers

16 retailersHK$12,217 HKD to HK$78,229 HKD

A
Cheapest Retailer
-
HK$12,217 HKD
$1,557 USD
Final sale: no returns
A
Retailer 2
-
HK$12,656 HKD
$1,613 USD
View
Price last confirmed 16 days ago
A
Retailer 3
-
HK$14,006 HKD
$1,785 USD
View
A
Retailer 4
-
HK$14,830 HKD
$1,890 USD
View
A
Retailer 5
-
HK$17,074 HKD
$2,176 USD
View
A
Retailer 6
-
HK$17,796 HKD
$2,268 USD
View
A
Retailer 7
-
HK$19,724 HKD
£1,979 GBP
View
B+
Retailer 8
-
HK$33,217 HKD
A$6,513 AUD
View
Price last confirmed 7 days ago
B+
Retailer 9
-
HK$33,721 HKD
£3,384 GBP
View
B+
Retailer 10
-
HK$34,108 HKD
$4,347 USD
View
B+
Retailer 11
-
HK$36,044 HKD
ZAR 74,211 ZAR
View
B+
Retailer 12
-
HK$38,746 HKD
$4,938 USD
View
B+
Retailer 13
-
HK$40,109 HKD
£4,025 GBP
View
B
Retailer 14
-
HK$49,339 HKD
$6,288 USD
View
B
Retailer 15
-
HK$75,090 HKD
$9,570 USD
View
Most Expensive
B
Do Amore Diamonds
36-607396 · Oct 29
HK$78,229 HKD
$9,970 USD
View
15 more retailers have this diamond
Prices start from HK$12,217 HKDSave up to HK$66,012 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
2.56ct Cushion
HK$12,217 HKD