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Cushion|Lab Grown|IGI

3.15ct H VVS2 Cushion Lab Grown Diamond

ID • H/VVS2 • IGI LG566303225

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG566303225

Diamond specifications and retailer prices

From $1,556 AUD
$1,093 USD
As of October 30, 2026
Save $4,907 AUD (76%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $9,007 AUD at Rare Carat
View at Rare Carat

About this 3.15ct lab-grown cushion diamond

This 3.15ct lab-grown cushion sits in the three to five carat band, graded H colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG566303225 or 566303225. Listed at 11 retailers as of October 30, 2026, with a 315% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

3.15
Carat
H
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle32.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG566303225
Dimensions9.41 × 7.72 × 5.10 mm
L/W Ratio1.22
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
9.41 mm7.72 mm3.15 ctH / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG566303225
Side View
Table 60.0%Crown 33°Girdle: STK-VTKPavilion 32.4°Culet: NoneDepth 66.1%

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 30
Current: $9,007 AUD|Low: $1,075 AUD|High: $9,007 AUD|Avg: $3,654 AUD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 9$1,118 AUD
Retailer 11$1,556 AUD
Retailer 8$1,821 AUD
Retailer 5$1,822 AUD
Retailer 2$2,525 AUD
Retailer 4$2,596 AUD
Retailer 10$3,471 AUD
Retailer 3$3,991 AUD
Retailer 6$4,715 AUD
Retailer 7$6,463 AUD
Rare Carat$9,007 AUD

23 data points across 11 retailers

11 retailers$1,556 AUD to $6,463 AUD

Retailer 1
-
$1,118 AUD
$785 USD
Price last confirmed 15 days ago
A
Retailer 2
-
$1,556 AUD
$1,093 USD
View
A
Retailer 3
-
$1,821 AUD
$1,279 USD
View
A
Retailer 4
-
$1,822 AUD
$1,280 USD
View
B+
Retailer 5
-
$2,525 AUD
View
B+
Retailer 6
-
$2,596 AUD
ZAR 29,457 ZAR
View
B
Retailer 7
-
$3,471 AUD
£1,920 GBP
View
B
Retailer 8
-
$3,991 AUD
HK$21,900 HKD
View
B
Retailer 9
-
$4,715 AUD
£2,608 GBP
View
B
Retailer 10
-
$6,463 AUD
$4,540 USD
View
Most Expensive
Rare Carat
TA81-449-449_l_566303225
$9,007 AUD
$6,327 USD
View
10 more retailers have this diamond
Prices start from $1,556 AUDSave up to $4,907 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
3.15ct Cushion
$1,556 AUD