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Cushion|Lab Grown|IGI

1.50ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG836639791

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG836639791

Diamond specifications and retailer prices

From HK$3,770 HKD
£378 GBP
As of November 1, 2026
Save HK$19,375 HKD (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$23,145 HKD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.5ct lab-grown cushion diamond

This 1.5ct 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 LG836639791 or 836639791. Listed at 14 retailers as of October 31, 2026, with prices from HK$3,770 to HK$23,145, a HK$19,375 spread on the same certified stone. Do Amore Diamonds lists it at HK$23,145. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836639791
Dimensions7.80 × 6.18 × 4.07 mm
L/W Ratio1.26
Girdle conditionFaceted
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
7.80 mm6.18 mm1.50 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836639791
Side View
Table 63.0%Crown 32.4°Girdle: STK-THKPavilion 36.4°Culet: NoneDepth 65.9%

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: Nov 1
Current: HK$23,145 HKD|Low: HK$3,770 HKD|High: HK$26,911 HKD|Avg: HK$12,174 HKD|-2.6%
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
Retailer 13
Retailer 14
Retailer 15
Retailer 16
November 1, 2026
Retailer 2HK$3,770 HKD
Retailer 14HK$4,535 HKD
Retailer 10HK$4,590 HKD
Retailer 15HK$5,225 HKD
Retailer 5HK$5,429 HKD
Retailer 9HK$5,824 HKD
Retailer 6HK$6,300 HKD
Retailer 13HK$8,272 HKD
Retailer 16HK$9,826 HKD
Retailer 4HK$14,249 HKD
Retailer 7HK$17,119 HKD
Retailer 11HK$18,905 HKD
Retailer 8HK$18,987 HKD
Retailer 3HK$19,497 HKD
Retailer 12HK$22,046 HKD
Do Amore DiamondsHK$23,145 HKD

38 data points across 16 retailers

14 retailersHK$3,770 HKD to HK$23,145 HKD

A
Cheapest Retailer
-
HK$3,770 HKD
£378 GBP
A
Retailer 2
-
HK$4,535 HKD
$578 USD
View
A
Retailer 3
-
HK$4,590 HKD
$585 USD
View
A
Retailer 4
-
HK$5,225 HKD
$666 USD
View
Retailer 5
-
HK$5,429 HKD
$692 USD
View
Price last confirmed 9 days ago
A
Retailer 6
-
HK$5,824 HKD
€707 EUR
View
A
Retailer 7
-
HK$6,300 HKD
$803 USD
View
A
Retailer 8
-
HK$8,272 HKD
A$1,622 AUD
View
A
Retailer 9
-
HK$9,826 HKD
$1,252 USD
View
Retailer 10
-
HK$14,249 HKD
£1,430 GBP
View
Price last confirmed 13 days ago
B+
Retailer 11
-
HK$18,905 HKD
A$3,707 AUD
View
Retailer 12
-
HK$19,497 HKD
$2,485 USD
View
Price last confirmed 13 days ago
B
Retailer 13
-
HK$22,046 HKD
$2,810 USD
View
Most Expensive
B
Do Amore Diamonds
27-4E6B4A7E5 · Oct 31
HK$23,145 HKD
$2,950 USD
View
13 more retailers have this diamond
Prices start from HK$3,770 HKDSave up to HK$19,375 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
1.50ct Cushion
HK$3,770 HKD