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Cushion|Lab Grown|IGI

1.45ct D IF Cushion Lab Grown Diamond

ID • D/IF • IGI LG843667685

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG843667685

Diamond specifications and retailer prices

From HK$3,645 HKD
£366 GBP
As of November 1, 2026
Save HK$19,343 HKD (84%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$22,988 HKD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.45ct lab-grown cushion diamond

This 1.45ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG843667685 or 843667685. Listed at 14 retailers as of October 31, 2026, with prices from HK$3,645 to HK$22,988, a HK$19,343 spread on the same certified stone. Do Amore Diamonds lists it at HK$22,988. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle33°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843667685
Dimensions8.85 × 5.66 × 3.76 mm
L/W Ratio1.56
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
8.85 mm5.66 mm1.45 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843667685
Side View
Table 60.0%Crown 33°Girdle: STK-THKPavilion 33°Culet: NoneDepth 66.4%

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$22,988 HKD|Low: HK$3,404 HKD|High: HK$31,304 HKD|Avg: HK$11,521 HKD|-26.6%
Do Amore 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
Retailer 15
November 1, 2026
Retailer 8HK$3,645 HKD
Retailer 14HK$4,496 HKD
Retailer 13HK$4,590 HKD
Retailer 15HK$5,194 HKD
Retailer 9HK$5,816 HKD
Retailer 3HK$6,794 HKD
Retailer 12HK$8,598 HKD
Retailer 5HK$9,803 HKD
Retailer 4HK$13,850 HKD
Retailer 7HK$14,169 HKD
Retailer 2HK$16,398 HKD
Retailer 10HK$17,053 HKD
Retailer 11HK$19,144 HKD
Retailer 6HK$19,418 HKD
Do Amore DiamondsHK$22,988 HKD

19 data points across 15 retailers

14 retailersHK$3,645 HKD to HK$22,988 HKD

A
Cheapest Retailer
-
HK$3,645 HKD
£366 GBP
A
Retailer 2
-
HK$4,496 HKD
$573 USD
View
A
Retailer 3
-
HK$4,590 HKD
$585 USD
View
A
Retailer 4
-
HK$5,194 HKD
$662 USD
View
A
Retailer 5
-
HK$5,816 HKD
€706 EUR
View
A
Retailer 6
-
HK$6,794 HKD
$866 USD
View
A
Retailer 7
-
HK$8,598 HKD
A$1,686 AUD
View
B+
Retailer 8
-
HK$9,803 HKD
$1,250 USD
View
B+
Retailer 9
-
HK$13,850 HKD
£1,390 GBP
View
B+
Retailer 10
-
HK$16,398 HKD
$2,090 USD
View
B
Retailer 11
-
HK$17,053 HKD
A$3,344 AUD
View
B
Retailer 12
-
HK$19,144 HKD
$2,440 USD
View
B
Retailer 13
-
HK$19,418 HKD
$2,475 USD
View
Most Expensive
B
Do Amore Diamonds
27-283402DBB · Oct 31
HK$22,988 HKD
$2,930 USD
View
13 more retailers have this diamond
Prices start from HK$3,645 HKDSave up to HK$19,343 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
1.45ct Cushion
HK$3,645 HKD