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Cushion|Lab Grown|IGI

12.01ct G VS2 Cushion Lab Grown Diamond

ID • G/VS2 • IGI LG625419520

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG625419520

Diamond specifications and retailer prices

From $3,645 AUD
£2,016 GBP
As of November 1, 2026
Save $21,923 AUD (86%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $25,568 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 12.01ct lab-grown cushion diamond

This 12.01ct lab-grown cushion sits in the over five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG625419520 or 625419520. Listed at 15 retailers as of October 31, 2026, with prices from $3,645 to $25,568, a $21,923 spread on the same certified stone. Brilliant Earth lists it at $25,568. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

12.01
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.3°
Pavilion angle33°
OriginLab Grown
Grading LabIGI
CertificateIGI LG625419520
Dimensions15.28 × 12.33 × 7.66 mm
L/W Ratio1.24
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
15.28 mm12.33 mm12.01 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG625419520
Side View
Table 63.0%Crown 37.3°Girdle: MED-THKPavilion 33°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $25,568 AUD|Low: $3,644 AUD|High: $25,568 AUD|Avg: $8,137 AUD
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
November 1, 2026
Retailer 2$3,645 AUD
Retailer 3$4,380 AUD
Retailer 13$4,538 AUD
Retailer 5$5,165 AUD
Retailer 9$5,823 AUD
Retailer 12$5,946 AUD
Retailer 7$6,131 AUD
Retailer 14$7,064 AUD
Retailer 8$7,197 AUD
Retailer 6$7,832 AUD
Retailer 11$11,400 AUD
Retailer 10$12,035 AUD
Retailer 4$12,658 AUD
Brilliant Earth$25,568 AUD

44 data points across 14 retailers

15 retailers$3,645 AUD to $25,568 AUD

A
Cheapest Retailer
-
$3,645 AUD
£2,016 GBP
A
Retailer 2
-
$4,380 AUD
$3,077 USD
View
Final sale: no returns
Retailer 3
-
$4,538 AUD
$3,188 USD
View
Price last confirmed 19 days ago
A
Retailer 4
-
$5,165 AUD
$3,628 USD
View
A
Retailer 5
-
$5,823 AUD
$4,090 USD
View
A
Retailer 6
-
$5,946 AUD
$4,177 USD
View
A
Retailer 7
-
$6,131 AUD
£3,391 GBP
View
B+
Retailer 8
-
$7,064 AUD
$4,962 USD
View
A
Retailer 9
-
$7,197 AUD
€4,815 EUR
View
B+
Retailer 10
-
$7,832 AUD
£4,332 GBP
View
B+
Retailer 11
-
$11,400 AUD
$8,008 USD
View
B
Retailer 12
-
$12,035 AUD
$8,454 USD
View
B
Retailer 13
-
$12,658 AUD
$8,892 USD
View
B
Retailer 14
-
$15,820 AUD
$11,112 USD
View
Most Expensive
B
Brilliant Earth
20602406A · Oct 31
$25,568 AUD
$17,960 USD
View
14 more retailers have this diamond
Prices start from $3,645 AUDSave up to $21,923 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
12.01ct Cushion
$3,645 AUD