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Cushion|Lab Grown|IGI

1.09ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG801694817

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG801694817

Diamond specifications and retailer prices

From HK$4,158 HKD
$530 USD
As of October 30, 2026
Save HK$17,261 HKD (81%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$21,419 HKD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

About this 1.09ct lab-grown cushion diamond

This 1.09ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG801694817 or 801694817. Listed at 7 retailers as of October 31, 2026, with prices from HK$4,158 to HK$21,419, a HK$17,261 spread on the same certified stone. Do Amore Diamonds lists it at HK$21,419. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801694817
Dimensions6.75 × 5.49 × 3.82 mm
L/W Ratio1.23
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
6.75 mm5.49 mm1.09 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801694817
Side View
Table 59.0%Crown 34.2°Girdle: MED-THKPavilion 38.4°Culet: NoneDepth 69.6%

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$21,419 HKD|Low: HK$4,048 HKD|High: HK$22,909 HKD|Avg: HK$11,717 HKD|-6.5%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 3HK$4,158 HKD
Retailer 7HK$4,158 HKD
Retailer 6HK$4,880 HKD
Retailer 2HK$5,585 HKD
Retailer 4HK$12,788 HKD
Retailer 5HK$13,292 HKD
Retailer 8HK$15,707 HKD
Do Amore DiamondsHK$21,419 HKD

23 data points across 8 retailers

7 retailersHK$4,158 HKD to HK$21,419 HKD

A
Cheapest Retailer
-
HK$4,158 HKD
$530 USD
A
Retailer 2
-
HK$4,158 HKD
$530 USD
View
A
Retailer 3
-
HK$4,880 HKD
$622 USD
View
A
Retailer 4
-
HK$5,585 HKD
€678 EUR
View
B+
Retailer 5
-
HK$12,788 HKD
$1,630 USD
View
B+
Retailer 6
-
HK$13,292 HKD
£1,334 GBP
View
Most Expensive
B
Do Amore Diamonds
27-55A00E098 · Nov 1
HK$21,419 HKD
$2,730 USD
View
6 more retailers have this diamond
Prices start from HK$4,158 HKDSave up to HK$17,261 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
1.09ct Cushion
HK$4,158 HKD