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Cushion|Lab Grown|IGI

1.81ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG844644968

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG844644968

Diamond specifications and retailer prices

From HK$4,503 HKD
£452 GBP
As of October 30, 2026
Save HK$24,605 HKD (85%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: HK$29,108 HKD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.81ct lab-grown cushion diamond

This 1.81ct 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 LG844644968 or 844644968. Listed at 15 retailers as of October 30, 2026, with prices from HK$4,503 to HK$29,108, a HK$24,605 spread on the same certified stone. Brilliant Earth lists it at HK$29,108. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.81
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.4°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844644968
Dimensions8.58 × 6.22 × 4.34 mm
L/W Ratio1.38
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
8.58 mm6.22 mm1.81 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844644968
Side View
Table 61.0%Crown 32.4°Girdle: STK-THKPavilion 36.5°Culet: NoneDepth 69.8%

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: Oct 30
Current: HK$29,108 HKD|Low: HK$4,493 HKD|High: HK$33,658 HKD|Avg: HK$14,757 HKD|-13.5%
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
October 31, 2026
Retailer 9HK$4,503 HKD
Retailer 8HK$5,021 HKD
Retailer 13HK$5,139 HKD
Retailer 12HK$6,096 HKD
Retailer 11HK$6,912 HKD
Retailer 6HK$8,921 HKD
Retailer 10HK$9,888 HKD
Retailer 3HK$11,346 HKD
Retailer 15HK$15,614 HKD
Retailer 7HK$16,664 HKD
Retailer 2HK$24,290 HKD
Retailer 5HK$25,655 HKD
Retailer 4HK$26,824 HKD
Retailer 14HK$27,538 HKD
Brilliant EarthHK$29,108 HKD

16 data points across 15 retailers

15 retailersHK$4,503 HKD to HK$29,108 HKD

A
Cheapest Retailer
-
HK$4,503 HKD
£452 GBP
A
Retailer 2
-
HK$5,021 HKD
$640 USD
View
A
Retailer 3
-
HK$5,139 HKD
$655 USD
View
A
Retailer 4
-
HK$6,096 HKD
$777 USD
View
A
Retailer 5
-
HK$6,912 HKD
€839 EUR
View
A
Retailer 6
-
HK$8,921 HKD
$1,137 USD
View
A
Retailer 7
-
HK$9,888 HKD
A$1,939 AUD
View
A
Retailer 8
-
HK$11,346 HKD
$1,446 USD
View
Retailer 9
-
HK$15,614 HKD
£1,567 GBP
View
Price last confirmed 7 days ago
Retailer 10
-
HK$16,664 HKD
$2,124 USD
View
Price last confirmed 16 days ago
B
Retailer 11
-
HK$24,290 HKD
A$4,763 AUD
View
Retailer 12
-
HK$25,655 HKD
$3,270 USD
View
Price last confirmed 11 days ago
B
Retailer 13
-
HK$26,824 HKD
$3,419 USD
View
B
Retailer 14
-
HK$27,538 HKD
$3,510 USD
View
Most Expensive
B
Brilliant Earth
22165855Y · Oct 30
HK$29,108 HKD
$3,710 USD
View
14 more retailers have this diamond
Prices start from HK$4,503 HKDSave up to HK$24,605 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
1.81ct Cushion
HK$4,503 HKD