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Cushion|Lab Grown|IGI

1.75ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG764689718

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG764689718

Diamond specifications and retailer prices

From HK$2,997 HKD
$382 USD
As of October 28, 2026
Save HK$23,288 HKD (89%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$26,285 HKD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.75ct lab-grown cushion diamond

This 1.75ct 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 LG764689718 or 764689718. Listed at 19 retailers as of October 28, 2026, with prices from HK$2,997 to HK$26,285, a HK$23,288 spread on the same certified stone. Brilliant Earth lists it at HK$26,285. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.75
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.7°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG764689718
Dimensions6.41 × 6.41 × 4.18 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
6.41 mm6.41 mm1.75 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG764689718
Side View
Table 61.0%Crown 31.7°Girdle: MED-STKPavilion 36.5°Culet: NoneDepth 65.2%

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$26,285 HKD|Low: HK$2,997 HKD|High: HK$26,364 HKD|Avg: HK$10,147 HKD|-0.3%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
October 29, 2026
Retailer 5HK$2,997 HKD
Retailer 11HK$3,444 HKD
Retailer 16HK$5,022 HKD
Retailer 7HK$5,351 HKD
Retailer 10HK$5,405 HKD
Retailer 13HK$5,715 HKD
Retailer 2HK$5,969 HKD
Retailer 3HK$5,995 HKD
Retailer 12HK$7,717 HKD
Retailer 15HK$8,043 HKD
Retailer 4HK$10,506 HKD
Retailer 8HK$10,631 HKD
Retailer 6HK$11,027 HKD
Retailer 17HK$12,570 HKD
Retailer 14HK$13,343 HKD
Retailer 9HK$14,194 HKD
Brilliant EarthHK$26,285 HKD

35 data points across 17 retailers

19 retailersHK$2,997 HKD to HK$26,285 HKD

A
Cheapest Retailer
-
HK$2,997 HKD
$382 USD
Final sale: no returns
A
Retailer 2
-
HK$3,444 HKD
£346 GBP
View
A
Retailer 3
-
HK$5,022 HKD
$640 USD
View
A
Retailer 4
-
HK$5,351 HKD
$682 USD
View
A
Retailer 5
-
HK$5,405 HKD
€656 EUR
View
A
Retailer 6
-
HK$5,715 HKD
ZAR 11,767 ZAR
View
A
Retailer 7
-
HK$5,969 HKD
£599 GBP
View
A
Retailer 8
-
HK$5,995 HKD
$764 USD
View
A
Retailer 9
-
HK$7,717 HKD
A$1,513 AUD
View
A
Retailer 10
-
HK$8,043 HKD
$1,025 USD
View
A
Retailer 11
-
HK$10,506 HKD
$1,339 USD
View
A
Retailer 12
-
HK$10,631 HKD
SGD 1,831 SGD
View
A
Retailer 13
-
HK$11,027 HKD
$1,405 USD
View
A
Retailer 14
-
HK$11,707 HKD
$1,492 USD
View
A
Retailer 15
-
HK$12,570 HKD
$1,602 USD
View
B+
Retailer 16
-
HK$13,343 HKD
£1,339 GBP
View
Retailer 17
-
HK$14,194 HKD
A$2,783 AUD
View
Price last confirmed 24 days ago
Retailer 18
-
HK$14,589 HKD
£1,464 GBP
View
Price last confirmed 21 days ago
Most Expensive
B
Brilliant Earth
17358738A · Oct 29
HK$26,285 HKD
$3,350 USD
View
18 more retailers have this diamond
Prices start from HK$2,997 HKDSave up to HK$23,288 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
1.75ct Cushion
HK$2,997 HKD