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Cushion|Lab Grown|IGI

1.15ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG846663371

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG846663371

Diamond specifications and retailer prices

From HK$3,489 HKD
£350 GBP
As of November 1, 2026
Save HK$12,359 HKD (78%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$15,848 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.15ct lab-grown cushion diamond

This 1.15ct 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 LG846663371 or 846663371. Listed at 8 retailers as of October 31, 2026, with prices from HK$3,489 to HK$15,848, a HK$12,359 spread on the same certified stone. Brilliant Earth lists it at HK$15,848. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.15
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846663371
Dimensions7.86 × 5.18 × 3.60 mm
L/W Ratio1.52
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
7.86 mm5.18 mm1.15 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846663371
Side View
Table 62.0%Crown 37.4°Girdle: MED-THKPavilion 33.5°Culet: NoneDepth 69.5%

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$15,848 HKD|Low: HK$3,489 HKD|High: HK$16,649 HKD|Avg: HK$8,437 HKD|-1.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 4HK$3,489 HKD
Retailer 5HK$4,590 HKD
Retailer 3HK$5,453 HKD
Retailer 6HK$6,010 HKD
Retailer 8HK$6,854 HKD
Retailer 2HK$13,242 HKD
Retailer 7HK$14,248 HKD
Brilliant EarthHK$15,848 HKD

6 data points across 8 retailers

8 retailersHK$3,489 HKD to HK$15,848 HKD

A
Cheapest Retailer
-
HK$3,489 HKD
£350 GBP
A
Retailer 2
-
HK$4,590 HKD
$585 USD
View
A
Retailer 3
-
HK$5,453 HKD
$695 USD
View
A
Retailer 4
-
HK$6,010 HKD
$766 USD
View
A
Retailer 5
-
HK$6,854 HKD
€832 EUR
View
Retailer 6
-
HK$13,242 HKD
£1,329 GBP
View
B+
Retailer 7
-
HK$14,248 HKD
$1,816 USD
View
Most Expensive
B
Brilliant Earth
22319601A · Oct 31
HK$15,848 HKD
$2,020 USD
View
7 more retailers have this diamond
Prices start from HK$3,489 HKDSave up to HK$12,359 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
1.15ct Cushion
HK$3,489 HKD