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Cushion|Lab Grown|IGI

1.01ct D SI1 Cushion Lab Grown Diamond

ID • D/SI1 • IGI LG793611009

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

Certificate IGI LG793611009

Diamond specifications and retailer prices

From HK$1,622 HKD
As of November 6, 2026
Save HK$6,868 HKD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$8,490 HKD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.01ct lab-grown cushion diamond

This 1.01ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG793611009 or 793611009. Listed at 14 retailers as of November 6, 2026, with prices from HK$1,622 to HK$8,490, a HK$6,868 spread on the same certified stone. Reve Diamonds lists it at HK$8,490. 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

1.01
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG793611009
Dimensions5.90 × 5.78 × 3.88 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
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
5.90 mm5.78 mm1.01 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG793611009
Side View
Table 62.0%Crown 34.5°Girdle: MED-THKPavilion 40.8°Culet: NoneDepth 67.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: HK$2,727 HKD|Low: HK$1,379 HKD|High: HK$8,533 HKD|Avg: HK$3,987 HKD|+3.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Reve Diamonds
November 6, 2026
Retailer 3HK$1,622 HKD
Retailer 7HK$1,622 HKD
Retailer 10HK$2,555 HKD
Retailer 1HK$2,727 HKD
Retailer 5HK$2,821 HKD
Retailer 11HK$2,884 HKD
Retailer 12HK$3,049 HKD
Retailer 9HK$4,091 HKD
Retailer 8HK$4,122 HKD
Retailer 4HK$4,702 HKD
Retailer 2HK$5,596 HKD
Retailer 6HK$7,493 HKD
Reve DiamondsHK$8,490 HKD

41 data points across 13 retailers

14 retailersHK$1,622 HKD to HK$8,490 HKD

A
Cheapest Retailer
-
HK$1,622 HKD
Final sale: no returns
Retailer 2
-
HK$1,622 HKD
View
Price last confirmed 13 days ago
A
Retailer 3
-
HK$2,555 HKD
View
A
Retailer 4
-
HK$2,727 HKD
View
A
Retailer 5
-
HK$2,821 HKD
View
A
Retailer 6
-
HK$2,884 HKD
View
A
Retailer 7
-
HK$3,049 HKD
View
B+
Retailer 8
-
HK$4,091 HKD
View
B+
Retailer 9
-
HK$4,122 HKD
View
Retailer 10
-
HK$4,538 HKD
View
Price last confirmed 117 days ago
B+
Retailer 11
-
HK$4,702 HKD
View
B
Retailer 12
-
HK$5,596 HKD
View
B
Retailer 13
-
HK$7,493 HKD
View
Most Expensive
B
Reve Diamonds
EFC1AB465 · Nov 6
HK$8,490 HKD
$1,083 USD
View
13 more retailers have this diamond
Prices start from HK$1,622 HKDSave up to HK$6,868 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
1.01ct Cushion
HK$1,622 HKD