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Cushion|Lab Grown|IGI

1.68ct G SI1 Cushion Lab Grown Diamond

GD • G/SI1 • IGI LG557236081

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG557236081

Diamond specifications and retailer prices

From HK$3,617 HKD
$461 USD
As of November 1, 2026
Save HK$15,134 HKD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: HK$18,751 HKD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.68ct lab-grown cushion diamond

This 1.68ct lab-grown cushion sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG557236081 or 557236081. Listed at 11 retailers as of November 1, 2026, with prices from HK$3,617 to HK$18,751, a HK$15,134 spread on the same certified stone. Do Amore Diamonds lists it at HK$18,751. 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

1.68
Carat
G
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG557236081
Dimensions6.79 × 6.74 × 4.64 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
6.79 mm6.74 mm1.68 ctG / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG557236081
Side View
Table 63.0%Crown 34.4°Girdle: STK-VTKPavilion 40°Culet: NoneDepth 68.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: HK$18,751 HKD|Low: HK$2,940 HKD|High: HK$18,751 HKD|Avg: HK$7,158 HKD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 2, 2026
Retailer 8HK$3,617 HKD
Retailer 5HK$3,648 HKD
Retailer 2HK$3,696 HKD
Retailer 9HK$4,339 HKD
Retailer 4HK$5,120 HKD
Retailer 7HK$6,590 HKD
Retailer 11HK$6,956 HKD
Retailer 3HK$9,281 HKD
Retailer 10HK$10,576 HKD
Retailer 6HK$11,588 HKD
Do Amore DiamondsHK$18,751 HKD

37 data points across 11 retailers

11 retailersHK$3,617 HKD to HK$18,751 HKD

B+
Cheapest Retailer
-
HK$3,617 HKD
$461 USD
B+
Retailer 2
-
HK$3,648 HKD
$465 USD
View
B+
Retailer 3
-
HK$3,696 HKD
£371 GBP
View
B+
Retailer 4
-
HK$4,339 HKD
$553 USD
View
B+
Retailer 5
-
HK$5,120 HKD
£514 GBP
View
B+
Retailer 6
-
HK$6,590 HKD
$840 USD
View
B+
Retailer 7
-
HK$6,956 HKD
$887 USD
View
B
Retailer 8
-
HK$9,281 HKD
$1,183 USD
View
C
Retailer 9
-
HK$10,576 HKD
$1,348 USD
View
C
Retailer 10
-
HK$11,588 HKD
£1,163 GBP
View
Most Expensive
C
Do Amore Diamonds
27-47D0A74F4 · Nov 2
HK$18,751 HKD
$2,390 USD
View
10 more retailers have this diamond
Prices start from HK$3,617 HKDSave up to HK$15,134 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.

B+
1.68ct Cushion
HK$3,617 HKD