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Cushion|Lab Grown|IGI

1.60ct D SI1 Cushion Lab Grown Diamond

ID • D/SI1 • IGI LG532240127

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG532240127

Diamond specifications and retailer prices

From HK$2,307 HKD
$294 USD
As of October 30, 2026
Save HK$9,776 HKD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: HK$12,082 HKD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.6ct lab-grown cushion diamond

This 1.6ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG532240127 or 532240127. Listed at 14 retailers as of October 30, 2026, with prices from HK$2,307 to HK$12,082, a HK$9,776 spread on the same certified stone. Brilliant Earth lists it at HK$12,082. 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

1.60
Carat
D
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG532240127
Dimensions6.94 × 6.88 × 4.45 mm
L/W Ratio1.01
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
6.94 mm6.88 mm1.60 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG532240127
Side View
Table 59.5%Crown 35.7°Girdle: MED-THKPavilion 38.7°Culet: NoneDepth 64.7%

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: Oct 30
Current: HK$12,082 HKD|Low: HK$1,640 HKD|High: HK$12,553 HKD|Avg: HK$5,948 HKD|-3.8%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 31, 2026
Retailer 4HK$2,307 HKD
Retailer 12HK$2,558 HKD
Retailer 7HK$2,854 HKD
Retailer 14HK$3,436 HKD
Retailer 10HK$3,452 HKD
Retailer 5HK$4,425 HKD
Retailer 2HK$4,572 HKD
Retailer 3HK$4,645 HKD
Retailer 8HK$4,892 HKD
Retailer 13HK$6,465 HKD
Retailer 11HK$8,434 HKD
Retailer 6HK$8,620 HKD
Retailer 9HK$10,303 HKD
Brilliant EarthHK$12,082 HKD

41 data points across 14 retailers

14 retailersHK$2,307 HKD to HK$12,082 HKD

A
Cheapest Retailer
-
HK$2,307 HKD
$294 USD
Final sale: no returns
A
Retailer 2
-
HK$2,558 HKD
$326 USD
View
A
Retailer 3
-
HK$2,854 HKD
£286 GBP
View
B+
Retailer 4
-
HK$3,436 HKD
$438 USD
View
A
Retailer 5
-
HK$3,452 HKD
$440 USD
View
B+
Retailer 6
-
HK$4,425 HKD
$564 USD
View
A
Retailer 7
-
HK$4,572 HKD
€555 EUR
View
B+
Retailer 8
-
HK$4,645 HKD
$592 USD
View
B+
Retailer 9
-
HK$4,892 HKD
£491 GBP
View
B+
Retailer 10
-
HK$6,465 HKD
$824 USD
View
Retailer 11
-
HK$8,434 HKD
$1,075 USD
View
Price last confirmed 10 days ago
B
Retailer 12
-
HK$8,620 HKD
$1,099 USD
View
B
Retailer 13
-
HK$10,303 HKD
£1,034 GBP
View
Most Expensive
B
Brilliant Earth
11226005A · Oct 31
HK$12,082 HKD
$1,540 USD
View
13 more retailers have this diamond
Prices start from HK$2,307 HKDSave up to HK$9,776 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
1.60ct Cushion
HK$2,307 HKD