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Cushion|Lab Grown|IGI

1.03ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG800677028

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG800677028

Diamond specifications and retailer prices

From HK$3,234 HKD
£325 GBP
As of October 30, 2026
Save HK$17,087 HKD (84%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: HK$20,320 HKD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.03ct lab-grown cushion diamond

This 1.03ct 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 LG800677028 or 800677028. Listed at 12 retailers as of October 29, 2026, with prices from HK$3,234 to HK$20,320, a HK$17,087 spread on the same certified stone. Do Amore Diamonds lists it at HK$20,320. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800677028
Dimensions5.97 × 5.77 × 3.89 mm
L/W Ratio1.03
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
5.97 mm5.77 mm1.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800677028
Side View
Table 61.0%Crown 36.9°Girdle: STK-THKPavilion 38.2°Culet: NoneDepth 67.4%

Caratlytics Score

How it works →
A+
Exceptional
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$20,320 HKD|Low: HK$3,227 HKD|High: HK$22,282 HKD|Avg: HK$8,903 HKD|-8.8%
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
October 30, 2026
Retailer 5HK$3,234 HKD
Retailer 3HK$3,758 HKD
Retailer 12HK$3,766 HKD
Retailer 8HK$4,017 HKD
Retailer 9HK$4,653 HKD
Retailer 4HK$4,896 HKD
Retailer 6HK$5,363 HKD
Retailer 11HK$10,631 HKD
Retailer 7HK$11,031 HKD
Retailer 2HK$12,082 HKD
Retailer 10HK$12,565 HKD
Do Amore DiamondsHK$20,320 HKD

29 data points across 12 retailers

12 retailersHK$3,234 HKD to HK$20,320 HKD

A+
Cheapest Retailer
-
HK$3,234 HKD
£325 GBP
A
Retailer 2
-
HK$3,758 HKD
$479 USD
View
A
Retailer 3
-
HK$3,766 HKD
$480 USD
View
A
Retailer 4
-
HK$4,017 HKD
$512 USD
View
A
Retailer 5
-
HK$4,653 HKD
$593 USD
View
Retailer 6
-
HK$4,896 HKD
$624 USD
View
Price last confirmed 8 days ago
A
Retailer 7
-
HK$5,363 HKD
€651 EUR
View
Retailer 8
-
HK$10,631 HKD
$1,355 USD
View
Price last confirmed 12 days ago
B+
Retailer 9
-
HK$11,031 HKD
$1,406 USD
View
B+
Retailer 10
-
HK$12,082 HKD
$1,540 USD
View
B+
Retailer 11
-
HK$12,565 HKD
£1,261 GBP
View
Most Expensive
B
Do Amore Diamonds
27-3D79127D4 · Oct 29
HK$20,320 HKD
$2,590 USD
View
11 more retailers have this diamond
Prices start from HK$3,234 HKDSave up to HK$17,087 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+
1.03ct Cushion
HK$3,234 HKD