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Cushion|Lab Grown|IGI

1.67ct E SI1 Cushion Lab Grown Diamond

VG • E/SI1 • IGI LG520295377

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

Certificate IGI LG520295377

Diamond specifications and retailer prices

From HK$2,738 HKD
$349 USD
As of October 25, 2026
Save HK$16,878 HKD (86%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$19,616 HKD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.67ct lab-grown cushion diamond

This 1.67ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG520295377 or 520295377. Listed at 11 retailers as of October 25, 2026, with prices from HK$2,738 to HK$19,616, a HK$16,878 spread on the same certified stone. Do Amore Diamonds lists it at HK$19,616. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.67
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG520295377
Dimensions6.77 × 6.70 × 4.66 mm
L/W Ratio1.01
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
6.77 mm6.70 mm1.67 ctE / SI1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG520295377
Side View
Table 62.5%Crown 35°Girdle: STK-VTKPavilion 39.8°Culet: NoneDepth 69.6%

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 25
Current: HK$19,616 HKD|Low: HK$2,158 HKD|High: HK$19,616 HKD|Avg: HK$7,269 HKD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 8HK$2,738 HKD
Retailer 7HK$3,429 HKD
Retailer 5HK$3,452 HKD
Retailer 9HK$4,512 HKD
Retailer 2HK$5,375 HKD
Retailer 6HK$6,905 HKD
Retailer 11HK$7,205 HKD
Retailer 3HK$9,855 HKD
Retailer 10HK$10,987 HKD
Retailer 4HK$12,167 HKD
Do Amore DiamondsHK$19,616 HKD

35 data points across 11 retailers

11 retailersHK$2,738 HKD to HK$19,616 HKD

A
Cheapest Retailer
-
HK$2,738 HKD
$349 USD
A
Retailer 2
-
HK$3,429 HKD
$437 USD
View
B+
Retailer 3
-
HK$3,452 HKD
$440 USD
View
B+
Retailer 4
-
HK$4,512 HKD
$575 USD
View
B+
Retailer 5
-
HK$5,375 HKD
£539 GBP
View
Retailer 6
-
HK$6,905 HKD
$880 USD
View
Price last confirmed 10 days ago
B+
Retailer 7
-
HK$7,205 HKD
$918 USD
View
B
Retailer 8
-
HK$9,855 HKD
$1,256 USD
View
B
Retailer 9
-
HK$10,987 HKD
$1,400 USD
View
B
Retailer 10
-
HK$12,167 HKD
£1,221 GBP
View
Most Expensive
C
Do Amore Diamonds
27-2807F5B39 · Oct 29
HK$19,616 HKD
$2,500 USD
View
10 more retailers have this diamond
Prices start from HK$2,738 HKDSave up to HK$16,878 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
1.67ct Cushion
HK$2,738 HKD