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Cushion|Lab Grown|IGI

1.53ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG836614381

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG836614381

Diamond specifications and retailer prices

From HK$5,090 HKD
£511 GBP
As of October 30, 2026
Save HK$20,095 HKD (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: HK$25,185 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.53ct lab-grown cushion diamond

This 1.53ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836614381 or 836614381. Listed at 18 retailers as of October 30, 2026, with prices from HK$5,090 to HK$25,185, a HK$20,095 spread on the same certified stone. Brilliant Earth lists it at HK$25,185. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.53
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836614381
Dimensions8.20 × 5.81 × 3.96 mm
L/W Ratio1.41
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
8.20 mm5.81 mm1.53 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836614381
Side View
Table 64.0%Crown 33.5°Girdle: STK-THKPavilion 37°Culet: NoneDepth 68.2%

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$25,185 HKD|Low: HK$5,073 HKD|High: HK$30,520 HKD|Avg: HK$13,541 HKD|-17.5%
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
Retailer 18
October 31, 2026
Retailer 11HK$5,090 HKD
Retailer 10HK$5,225 HKD
Retailer 16HK$5,688 HKD
Retailer 4HK$6,677 HKD
Retailer 5HK$7,650 HKD
Retailer 13HK$7,752 HKD
Retailer 12HK$8,208 HKD
Retailer 15HK$8,471 HKD
Retailer 18HK$8,717 HKD
Retailer 2HK$11,478 HKD
Retailer 9HK$15,185 HKD
Retailer 7HK$16,012 HKD
Retailer 3HK$16,044 HKD
Retailer 17HK$17,284 HKD
Retailer 14HK$20,685 HKD
Retailer 8HK$20,713 HKD
Retailer 6HK$22,407 HKD
Brilliant EarthHK$25,185 HKD

24 data points across 18 retailers

18 retailersHK$5,090 HKD to HK$25,185 HKD

A
Cheapest Retailer
-
HK$5,090 HKD
£511 GBP
Retailer 2
-
HK$5,225 HKD
$666 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
HK$5,688 HKD
$725 USD
View
A
Retailer 4
-
HK$6,677 HKD
$851 USD
View
A
Retailer 5
-
HK$7,650 HKD
$975 USD
View
A
Retailer 6
-
HK$7,752 HKD
€941 EUR
View
A
Retailer 7
-
HK$8,208 HKD
£824 GBP
View
A
Retailer 8
-
HK$8,471 HKD
ZAR 17,442 ZAR
View
A
Retailer 9
-
HK$8,717 HKD
$1,111 USD
View
B+
Retailer 10
-
HK$11,478 HKD
$1,463 USD
View
Retailer 11
-
HK$15,185 HKD
£1,524 GBP
View
Price last confirmed 9 days ago
B+
Retailer 12
-
HK$16,012 HKD
SGD 2,758 SGD
View
B+
Retailer 13
-
HK$16,044 HKD
$2,045 USD
View
B+
Retailer 14
-
HK$17,284 HKD
$2,203 USD
View
B+
Retailer 15
-
HK$20,685 HKD
£2,076 GBP
View
Retailer 16
-
HK$20,713 HKD
$2,640 USD
View
Price last confirmed 9 days ago
B+
Retailer 17
-
HK$22,407 HKD
$2,856 USD
View
Most Expensive
B
Brilliant Earth
21738473A · Oct 30
HK$25,185 HKD
$3,210 USD
View
17 more retailers have this diamond
Prices start from HK$5,090 HKDSave up to HK$20,095 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
1.53ct Cushion
HK$5,090 HKD