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Cushion|Lab Grown|IGI

1.88ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG668428911

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG668428911

Diamond specifications and retailer prices

From HK$5,006 HKD
$638 USD
As of October 30, 2026
Save HK$34,775 HKD (87%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: HK$39,781 HKD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.88ct lab-grown cushion diamond

This 1.88ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG668428911 or 668428911. Listed at 10 retailers as of October 29, 2026, with prices from HK$5,006 to HK$39,781, a HK$34,775 spread on the same certified stone. Do Amore Diamonds lists it at HK$39,781. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.88
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG668428911
Dimensions7.19 × 7.18 × 4.86 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
7.19 mm7.18 mm1.88 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG668428911
Side View
Table 60.0%Crown 35.8°Girdle: THN-MEDPavilion 40.4°Culet: NoneDepth 67.7%

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$37,663 HKD|Low: HK$5,006 HKD|High: HK$37,663 HKD|Avg: HK$15,348 HKD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 8HK$5,006 HKD
Retailer 7HK$7,344 HKD
Retailer 6HK$8,537 HKD
Retailer 4HK$8,553 HKD
Retailer 9HK$10,263 HKD
Retailer 5HK$14,255 HKD
Retailer 3HK$21,813 HKD
Retailer 2HK$24,265 HKD
Do Amore DiamondsHK$37,663 HKD

17 data points across 9 retailers

10 retailersHK$5,006 HKD to HK$39,781 HKD

A
Cheapest Retailer
-
HK$5,006 HKD
$638 USD
Final sale: no returns
A
Retailer 2
-
HK$7,344 HKD
$936 USD
View
A
Retailer 3
-
HK$8,537 HKD
$1,088 USD
View
A
Retailer 4
-
HK$8,553 HKD
$1,090 USD
View
A
Retailer 5
-
HK$10,263 HKD
$1,308 USD
View
Retailer 6
-
HK$14,255 HKD
A$2,795 AUD
View
Price last confirmed 9 days ago
B+
Retailer 7
-
HK$21,813 HKD
$2,780 USD
View
B+
Retailer 8
-
HK$24,265 HKD
£2,435 GBP
View
B
Retailer 9
-
HK$37,663 HKD
$4,800 USD
View
Most Expensive
B
Do Amore Diamonds
27-903074808 · Oct 29
HK$39,781 HKD
$5,070 USD
View
9 more retailers have this diamond
Prices start from HK$5,006 HKDSave up to HK$34,775 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
1.88ct Cushion
HK$5,006 HKD