CaratHunter
Plans
Cushion|Lab Grown|IGI

1.90ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG727508467

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG727508467

Diamond specifications and retailer prices

From HK$3,923 HKD
$500 USD
As of October 30, 2026
Save HK$26,205 HKD (87%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$30,127 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.9ct lab-grown cushion diamond

This 1.9ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG727508467 or 727508467. Listed at 13 retailers as of October 30, 2026, with prices from HK$3,923 to HK$30,127, a HK$26,205 spread on the same certified stone. Brilliant Earth lists it at HK$30,127. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.90
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG727508467
Dimensions7.14 × 7.07 × 4.61 mm
L/W Ratio1.01
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
7.14 mm7.07 mm1.90 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG727508467
Side View
Table 66.0%Crown 38°Girdle: STK-THKPavilion 38.4°Culet: NoneDepth 65.2%

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$30,127 HKD|Low: HK$3,923 HKD|High: HK$44,407 HKD|Avg: HK$15,404 HKD|-32.2%
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
October 31, 2026
Retailer 5HK$3,923 HKD
Retailer 10HK$5,272 HKD
Retailer 7HK$5,688 HKD
Retailer 12HK$6,269 HKD
Retailer 2HK$6,821 HKD
Retailer 4HK$9,768 HKD
Retailer 8HK$10,184 HKD
Retailer 13HK$11,671 HKD
Retailer 9HK$16,152 HKD
Retailer 3HK$24,675 HKD
Retailer 6HK$26,309 HKD
Retailer 11HK$28,401 HKD
Brilliant EarthHK$30,127 HKD

30 data points across 13 retailers

13 retailersHK$3,923 HKD to HK$30,127 HKD

A
Cheapest Retailer
-
HK$3,923 HKD
$500 USD
Final sale: no returns
A
Retailer 2
-
HK$5,272 HKD
$672 USD
View
A
Retailer 3
-
HK$5,688 HKD
$725 USD
View
A
Retailer 4
-
HK$6,269 HKD
$799 USD
View
A
Retailer 5
-
HK$6,821 HKD
€828 EUR
View
A
Retailer 6
-
HK$9,768 HKD
$1,245 USD
View
A
Retailer 7
-
HK$10,184 HKD
A$1,997 AUD
View
A
Retailer 8
-
HK$11,671 HKD
$1,488 USD
View
B+
Retailer 9
-
HK$16,152 HKD
£1,621 GBP
View
Retailer 10
-
HK$24,675 HKD
$3,145 USD
View
Price last confirmed 10 days ago
B
Retailer 11
-
HK$26,309 HKD
A$5,159 AUD
View
B
Retailer 12
-
HK$28,401 HKD
$3,620 USD
View
Most Expensive
B
Brilliant Earth
15510329Y · Oct 31
HK$30,127 HKD
$3,840 USD
View
12 more retailers have this diamond
Prices start from HK$3,923 HKDSave up to HK$26,205 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
1.90ct Cushion
HK$3,923 HKD