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Cushion|Lab Grown|IGI

1.29ct D VVS1 Cushion Lab Grown Diamond

D/VVS1 • IGI LG845636817

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG845636817

Diamond specifications and retailer prices

From HK$6,842 HKD
As of November 4, 2026
Save HK$7,281 HKD (52%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: HK$14,122 HKD at Helzberg Diamonds · As of November 4, 2026
View at Helzberg Diamonds

About this 1.29ct lab-grown cushion diamond

This 1.29ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included) and certified by IGI LG845636817 or 845636817. Listed at 4 retailers as of November 4, 2026, with prices from HK$6,842 to HK$14,122, a HK$7,281 spread on the same certified stone. Helzberg Diamonds lists it at HK$14,122. 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

1.29
Carat
D
Colour
VVS1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845636817
Dimensions7.92 × 5.57 × 3.72 mm
L/W Ratio1.42
Girdle conditionFaceted
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
7.92 mm5.57 mm1.29 ctD / VVS1
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845636817
Side View
Table 60.0%Crown 34.9°Girdle: MED-THKPavilion 37.8°Culet: NoneDepth 66.8%

Caratlytics Score

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

Price History

Last verified: Nov 4
Current: HK$14,122 HKD|Low: HK$6,842 HKD|High: HK$14,122 HKD|Avg: HK$9,221 HKD
Helzberg Diamonds
Retailer 2
Retailer 3
Retailer 4
November 5, 2026
Retailer 4HK$6,842 HKD
Retailer 3HK$7,132 HKD
Retailer 2HK$8,356 HKD
Helzberg DiamondsHK$14,122 HKD

2 data points across 4 retailers

4 retailersHK$6,842 HKD to HK$14,122 HKD

B+
Cheapest Retailer
-
HK$6,842 HKD
B+
Retailer 2
-
HK$7,132 HKD
View
B
Retailer 3
-
HK$8,356 HKD
View
Most Expensive
B
Helzberg Diamonds
ZXZOKLMJMOHN · Nov 4
HK$14,122 HKD
$1,800 USD
View
3 more retailers have this diamond
Prices start from HK$6,842 HKDSave up to HK$7,281 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+
1.29ct Cushion
HK$6,842 HKD