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Cushion|Lab Grown|IGI

1.54ct F FL Cushion Lab Grown Diamond

ID • F/FL • IGI LG836616268

Shape and cutting style on the report: Cushion mixed cut

Certificate IGI LG836616268

Diamond specifications and retailer prices

From HK$4,949 HKD
£497 GBP
As of November 2, 2026
Save HK$16,675 HKD (77%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$21,624 HKD at Helzberg Diamonds · As of November 1, 2026
View at Helzberg Diamonds

About this 1.54ct lab-grown cushion diamond

This 1.54ct lab-grown cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836616268 or 836616268. Listed at 14 retailers as of November 1, 2026, with prices from HK$4,949 to HK$21,624, a HK$16,675 spread on the same certified stone. Helzberg Diamonds lists it at HK$21,624. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
F
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle31.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836616268
Dimensions8.37 × 5.77 × 3.68 mm
L/W Ratio1.45
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
8.37 mm5.77 mm1.54 ctF / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836616268
Side View
Table 60.0%Crown 33.9°Girdle: MED-STKPavilion 31.2°Culet: NoneDepth 63.8%

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 2
Current: HK$21,624 HKD|Low: HK$4,947 HKD|High: HK$22,212 HKD|Avg: HK$11,438 HKD|-2.6%
Helzberg 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
November 2, 2026
Retailer 9HK$4,949 HKD
Retailer 3HK$6,638 HKD
Retailer 7HK$7,176 HKD
Retailer 12HK$7,258 HKD
Retailer 4HK$7,477 HKD
Retailer 10HK$7,994 HKD
Retailer 8HK$8,290 HKD
Retailer 5HK$8,678 HKD
Retailer 2HK$11,298 HKD
Retailer 6HK$15,663 HKD
Retailer 14HK$15,880 HKD
Retailer 13HK$16,799 HKD
Retailer 11HK$20,069 HKD
Helzberg DiamondsHK$21,624 HKD

15 data points across 14 retailers

14 retailersHK$4,949 HKD to HK$21,624 HKD

A
Cheapest Retailer
-
HK$4,949 HKD
£497 GBP
A
Retailer 2
-
HK$6,638 HKD
$846 USD
View
A
Retailer 3
-
HK$7,176 HKD
€871 EUR
View
A
Retailer 4
-
HK$7,258 HKD
$925 USD
View
A
Retailer 5
-
HK$7,477 HKD
$953 USD
View
A
Retailer 6
-
HK$7,994 HKD
£802 GBP
View
A
Retailer 7
-
HK$8,290 HKD
ZAR 17,069 ZAR
View
A
Retailer 8
-
HK$8,678 HKD
$1,106 USD
View
A
Retailer 9
-
HK$11,298 HKD
$1,440 USD
View
B+
Retailer 10
-
HK$15,663 HKD
$1,996 USD
View
B+
Retailer 11
-
HK$15,880 HKD
SGD 2,735 SGD
View
B+
Retailer 12
-
HK$16,799 HKD
$2,141 USD
View
B
Retailer 13
-
HK$20,069 HKD
£2,014 GBP
View
Most Expensive
B
Helzberg Diamonds
ZXZOJMMHMIMO · Nov 1
HK$21,624 HKD
$2,756 USD
View
13 more retailers have this diamond
Prices start from HK$4,949 HKDSave up to HK$16,675 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
1.54ct Cushion
HK$4,949 HKD