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Cushion|Lab Grown|IGI

1.29ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG839670600

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG839670600

Diamond specifications and retailer prices

From $312 AUD
$219 USD
As of November 1, 2026
Save $2,535 AUD (89%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,847 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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), with a top-tier cut grade and certified by IGI LG839670600 or 839670600. Listed at 13 retailers as of October 31, 2026, with prices from $312 to $2,847, a $2,535 spread on the same certified stone. Brilliant Earth lists it at $2,847. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.5°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG839670600
Dimensions5.42 × 5.42 × 3.74 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.42 mm5.42 mm1.29 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG839670600
Side View
Table 65.0%Crown 40.5°Girdle: MED-STKPavilion 36.5°Culet: NoneDepth 69.0%

Caratlytics Score

How it works →
A+
Exceptional
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 1
Current: $918 AUD|Low: $312 AUD|High: $1,681 AUD|Avg: $879 AUD|-0.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 2, 2026
Retailer 10$312 AUD
Retailer 6$392 AUD
Retailer 11$467 AUD
Retailer 9$565 AUD
Retailer 8$596 AUD
Retailer 7$630 AUD
Retailer 5$837 AUD
Retailer 1$918 AUD
Retailer 12$1,186 AUD
Retailer 3$1,466 AUD
Retailer 2$1,496 AUD
Retailer 4$1,638 AUD

24 data points across 12 retailers

13 retailers$312 AUD to $2,847 AUD

A+
Cheapest Retailer
-
$312 AUD
$219 USD
Final sale: no returns
A
Retailer 2
-
$392 AUD
£217 GBP
View
B+
Retailer 3
-
$467 AUD
$328 USD
View
A
Retailer 4
-
$565 AUD
€378 EUR
View
A
Retailer 5
-
$596 AUD
ZAR 6,761 ZAR
View
A
Retailer 6
-
$630 AUD
£349 GBP
View
A
Retailer 7
-
$837 AUD
View
A
Retailer 8
-
$918 AUD
$645 USD
View
B+
Retailer 9
-
$1,186 AUD
$833 USD
View
B+
Retailer 10
-
$1,466 AUD
$1,030 USD
View
B+
Retailer 11
-
$1,496 AUD
View
Retailer 12
-
$1,638 AUD
£906 GBP
View
Price last confirmed 14 days ago
Most Expensive
B
Brilliant Earth
22411479A · Oct 31
$2,847 AUD
$2,000 USD
View
12 more retailers have this diamond
Prices start from $312 AUDSave up to $2,535 AUD

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+
1.29ct Cushion
$312 AUD