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Cushion|Lab Grown|IGI

1.01ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG803653955

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG803653955

Diamond specifications and retailer prices

From HK$3,013 HKD
$384 USD
As of November 1, 2026
Save HK$15,739 HKD (84%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: HK$18,752 HKD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.01ct lab-grown cushion diamond

This 1.01ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG803653955 or 803653955. Listed at 16 retailers as of November 1, 2026, with prices from HK$3,013 to HK$18,752, a HK$15,739 spread on the same certified stone. Brilliant Earth lists it at HK$18,752. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
D
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803653955
Dimensions6.77 × 5.46 × 3.67 mm
L/W Ratio1.24
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
6.77 mm5.46 mm1.01 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG803653955
Side View
Table 63.0%Crown 29.8°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 67.2%

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: Nov 1
Current: HK$18,752 HKD|Low: HK$3,013 HKD|High: HK$18,831 HKD|Avg: HK$7,601 HKD|-0.4%
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
November 2, 2026
Retailer 4HK$3,013 HKD
Retailer 14HK$3,342 HKD
Retailer 3HK$3,716 HKD
Retailer 5HK$4,488 HKD
Retailer 12HK$4,512 HKD
Retailer 15HK$4,700 HKD
Retailer 16HK$5,194 HKD
Retailer 11HK$5,388 HKD
Retailer 2HK$5,765 HKD
Retailer 9HK$6,003 HKD
Retailer 13HK$8,119 HKD
Retailer 7HK$8,895 HKD
Retailer 8HK$11,080 HKD
Retailer 6HK$12,961 HKD
Retailer 10HK$13,392 HKD
Brilliant EarthHK$18,752 HKD

38 data points across 16 retailers

16 retailersHK$3,013 HKD to HK$18,752 HKD

A
Cheapest Retailer
-
HK$3,013 HKD
$384 USD
Final sale: no returns
Retailer 2
-
HK$3,342 HKD
$426 USD
View
Price last confirmed 8 days ago
A
Retailer 3
-
HK$3,716 HKD
View
A
Retailer 4
-
HK$4,488 HKD
$572 USD
View
A
Retailer 5
-
HK$4,512 HKD
$575 USD
View
A
Retailer 6
-
HK$4,700 HKD
$599 USD
View
A
Retailer 7
-
HK$5,194 HKD
$662 USD
View
A
Retailer 8
-
HK$5,388 HKD
€654 EUR
View
A
Retailer 9
-
HK$5,765 HKD
ZAR 11,870 ZAR
View
A
Retailer 10
-
HK$6,003 HKD
£602 GBP
View
B+
Retailer 11
-
HK$8,119 HKD
A$1,592 AUD
View
B+
Retailer 12
-
HK$8,895 HKD
SGD 1,532 SGD
View
B
Retailer 13
-
HK$11,080 HKD
$1,412 USD
View
B
Retailer 14
-
HK$12,961 HKD
$1,652 USD
View
B
Retailer 15
-
HK$13,392 HKD
£1,344 GBP
View
Most Expensive
B
Brilliant Earth
20520352A · Nov 2
HK$18,752 HKD
$2,390 USD
View
15 more retailers have this diamond
Prices start from HK$3,013 HKDSave up to HK$15,739 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
1.01ct Cushion
HK$3,013 HKD