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Cushion|Lab Grown|IGI

1.00ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG754537731

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG754537731

Diamond specifications and retailer prices

From HK$1,803 HKD
As of November 6, 2026
Save HK$12,226 HKD (87%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: HK$14,029 HKD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 1ct lab-grown cushion diamond

This 1ct lab-grown cushion sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG754537731 or 754537731. Listed at 8 retailers as of November 6, 2026, with prices from HK$1,803 to HK$14,029, a HK$12,226 spread on the same certified stone. Do Amore Diamonds lists it at HK$14,029. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.00
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle36.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754537731
Dimensions6.92 × 5.34 × 3.52 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.92 mm5.34 mm1.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754537731
Side View
Table 62.0%Crown 33.1°Girdle: MED-STKPavilion 36.4°Culet: NoneDepth 65.9%

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 6
Current: HK$14,029 HKD|Low: HK$1,732 HKD|High: HK$14,029 HKD|Avg: HK$5,033 HKD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 4HK$1,732 HKD
Retailer 7HK$1,803 HKD
Retailer 6HK$2,343 HKD
Retailer 5HK$2,571 HKD
Retailer 2HK$3,464 HKD
Retailer 3HK$8,935 HKD
Do Amore DiamondsHK$14,029 HKD

42 data points across 7 retailers

8 retailersHK$1,803 HKD to HK$14,029 HKD

Retailer 1
-
HK$1,732 HKD
Price last confirmed 13 days ago
A
Retailer 2
-
HK$1,803 HKD
View
B+
Retailer 3
-
HK$2,343 HKD
View
A
Retailer 4
-
HK$2,571 HKD
View
B+
Retailer 5
-
HK$3,464 HKD
View
B
Retailer 6
-
HK$7,508 HKD
View
B
Retailer 7
-
HK$8,935 HKD
View
Most Expensive
B
Do Amore Diamonds
23-754537731 · Nov 6
HK$14,029 HKD
$1,790 USD
View
7 more retailers have this diamond
Prices start from HK$1,803 HKDSave up to HK$12,226 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
1.00ct Cushion
HK$1,803 HKD