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Cushion|Lab Grown|IGI

1.87ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG744513211

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

Certificate IGI LG744513211

Diamond specifications and retailer prices

From HK$4,017 HKD
$512 USD
As of November 1, 2026
Save HK$25,640 HKD (86%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: HK$29,657 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.87ct lab-grown cushion diamond

This 1.87ct 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 LG744513211 or 744513211. Listed at 13 retailers as of October 31, 2026, with prices from HK$4,017 to HK$29,657, a HK$25,640 spread on the same certified stone. Brilliant Earth lists it at HK$29,657. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.87
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744513211
Dimensions7.13 × 7.08 × 4.99 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
7.13 mm7.08 mm1.87 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744513211
Side View
Table 59.0%Crown 37.3°Girdle: STK-THKPavilion 41.1°Culet: NoneDepth 70.5%

Caratlytics Score

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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$29,657 HKD|Low: HK$4,017 HKD|High: HK$43,701 HKD|Avg: HK$15,280 HKD|-32.1%
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
November 1, 2026
Retailer 5HK$4,017 HKD
Retailer 10HK$5,210 HKD
Retailer 3HK$5,610 HKD
Retailer 12HK$6,182 HKD
Retailer 7HK$6,722 HKD
Retailer 4HK$9,478 HKD
Retailer 9HK$10,031 HKD
Retailer 13HK$11,526 HKD
Retailer 6HK$15,823 HKD
Retailer 8HK$25,131 HKD
Retailer 2HK$25,616 HKD
Retailer 11HK$27,931 HKD
Brilliant EarthHK$29,657 HKD

33 data points across 13 retailers

13 retailersHK$4,017 HKD to HK$29,657 HKD

A
Cheapest Retailer
-
HK$4,017 HKD
$512 USD
Final sale: no returns
A
Retailer 2
-
HK$5,210 HKD
$664 USD
View
A
Retailer 3
-
HK$5,610 HKD
$715 USD
View
A
Retailer 4
-
HK$6,182 HKD
$788 USD
View
A
Retailer 5
-
HK$6,722 HKD
€816 EUR
View
A
Retailer 6
-
HK$9,478 HKD
$1,208 USD
View
A
Retailer 7
-
HK$10,031 HKD
A$1,967 AUD
View
A
Retailer 8
-
HK$11,526 HKD
$1,469 USD
View
B+
Retailer 9
-
HK$15,823 HKD
£1,588 GBP
View
B+
Retailer 10
-
HK$25,131 HKD
A$4,928 AUD
View
B+
Retailer 11
-
HK$25,616 HKD
$3,265 USD
View
B
Retailer 12
-
HK$27,931 HKD
$3,560 USD
View
Most Expensive
B
Brilliant Earth
16861319Y · Oct 31
HK$29,657 HKD
$3,780 USD
View
12 more retailers have this diamond
Prices start from HK$4,017 HKDSave up to HK$25,640 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
1.87ct Cushion
HK$4,017 HKD