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Cushion|Lab Grown|IGI

1.30ct F SI1 Cushion Lab Grown Diamond

ID • F/SI1 • IGI LG534253146

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG534253146

Diamond specifications and retailer prices

From HK$2,430 HKD
As of November 6, 2026
Save HK$8,621 HKD (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$11,051 HKD at Do Amore Diamonds · As of November 6, 2026
View at Do Amore Diamonds

About this 1.3ct lab-grown cushion diamond

This 1.3ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG534253146 or 534253146. Listed at 11 retailers as of November 6, 2026, with prices from HK$2,430 to HK$11,051, a HK$8,621 spread on the same certified stone. Do Amore Diamonds lists it at HK$11,051. 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

1.30
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG534253146
Dimensions6.84 × 5.96 × 3.99 mm
L/W Ratio1.15
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
6.84 mm5.96 mm1.30 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG534253146
Side View
Table 61.5%Crown 36.1°Girdle: MED-THKPavilion 37.1°Culet: NoneDepth 66.9%

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$11,051 HKD|Low: HK$1,379 HKD|High: HK$11,286 HKD|Avg: HK$5,367 HKD|+1.4%
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
November 7, 2026
Retailer 7HK$1,810 HKD
Retailer 8HK$2,430 HKD
Retailer 10HK$2,861 HKD
Retailer 2HK$3,629 HKD
Retailer 11HK$4,044 HKD
Retailer 12HK$4,358 HKD
Retailer 9HK$5,557 HKD
Retailer 3HK$6,192 HKD
Retailer 4HK$7,030 HKD
Retailer 6HK$7,359 HKD
Retailer 5HK$9,303 HKD
Do Amore DiamondsHK$11,051 HKD

43 data points across 12 retailers

11 retailersHK$2,430 HKD to HK$11,051 HKD

Retailer 1
-
HK$1,810 HKD
Price last confirmed 13 days ago
B+
Retailer 2
-
HK$2,430 HKD
View
A
Retailer 3
-
HK$2,861 HKD
View
A
Retailer 4
-
HK$3,629 HKD
View
A
Retailer 5
-
HK$4,044 HKD
View
A
Retailer 6
-
HK$4,358 HKD
View
B+
Retailer 7
-
HK$5,557 HKD
View
B+
Retailer 8
-
HK$6,192 HKD
View
B
Retailer 9
-
HK$7,359 HKD
View
B
Retailer 10
-
HK$9,303 HKD
View
Most Expensive
B
Do Amore Diamonds
25-203061-008 · Nov 6
HK$11,051 HKD
$1,410 USD
View
10 more retailers have this diamond
Prices start from HK$2,430 HKDSave up to HK$8,621 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
1.30ct Cushion
HK$2,430 HKD