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Cushion|Lab Grown|IGI

1.87ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG786648222

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG786648222

Diamond specifications and retailer prices

From HK$3,735 HKD
$476 USD
As of October 30, 2026
Save HK$26,550 HKD (88%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: HK$30,284 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 LG786648222 or 786648222. Listed at 19 retailers as of October 30, 2026, with prices from HK$3,735 to HK$30,284, a HK$26,550 spread on the same certified stone. Brilliant Earth lists it at HK$30,284. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786648222
Dimensions8.87 × 6.30 × 4.29 mm
L/W Ratio1.41
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
8.87 mm6.30 mm1.87 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786648222
Side View
Table 59.0%Crown 36.1°Girdle: MED-STKPavilion 35.1°Culet: NoneDepth 68.1%

Caratlytics Score

How it works →
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 30
Current: HK$30,284 HKD|Low: HK$3,735 HKD|High: HK$42,759 HKD|Avg: HK$14,216 HKD|-29.2%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
November 1, 2026
Retailer 7HK$3,735 HKD
Retailer 17HK$6,277 HKD
Retailer 8HK$6,535 HKD
Retailer 10HK$6,599 HKD
Retailer 5HK$6,732 HKD
Retailer 2HK$6,834 HKD
Retailer 14HK$7,123 HKD
Retailer 12HK$9,654 HKD
Retailer 16HK$9,807 HKD
Retailer 6HK$11,988 HKD
Retailer 9HK$13,185 HKD
Retailer 4HK$13,581 HKD
Retailer 13HK$15,305 HKD
Retailer 3HK$15,519 HKD
Retailer 11HK$25,131 HKD
Retailer 15HK$26,558 HKD
Brilliant EarthHK$30,284 HKD

43 data points across 17 retailers

19 retailersHK$3,735 HKD to HK$30,284 HKD

A
Cheapest Retailer
-
HK$3,735 HKD
$476 USD
Final sale: no returns
A
Retailer 2
-
HK$6,277 HKD
$800 USD
View
A
Retailer 3
-
HK$6,535 HKD
$833 USD
View
A
Retailer 4
-
HK$6,599 HKD
€801 EUR
View
A
Retailer 5
-
HK$6,732 HKD
$858 USD
View
A
Retailer 6
-
HK$6,834 HKD
£686 GBP
View
A
Retailer 7
-
HK$7,123 HKD
ZAR 14,666 ZAR
View
A
Retailer 8
-
HK$9,654 HKD
A$1,893 AUD
View
A
Retailer 9
-
HK$9,807 HKD
$1,250 USD
View
A
Retailer 10
-
HK$11,988 HKD
$1,528 USD
View
A
Retailer 11
-
HK$13,185 HKD
SGD 2,271 SGD
View
B+
Retailer 12
-
HK$13,581 HKD
$1,731 USD
View
B+
Retailer 13
-
HK$14,467 HKD
$1,844 USD
View
B+
Retailer 14
-
HK$15,305 HKD
£1,536 GBP
View
B+
Retailer 15
-
HK$15,519 HKD
$1,978 USD
View
Retailer 16
-
HK$19,968 HKD
£2,004 GBP
View
Price last confirmed 24 days ago
B
Retailer 17
-
HK$25,131 HKD
A$4,928 AUD
View
Retailer 18
-
HK$26,558 HKD
$3,385 USD
View
Price last confirmed 11 days ago
Most Expensive
B
Brilliant Earth
18398244A · Oct 31
HK$30,284 HKD
$3,860 USD
View
18 more retailers have this diamond
Prices start from HK$3,735 HKDSave up to HK$26,550 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$3,735 HKD