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Cushion|Lab Grown|IGI

3.17ct G VS1 Cushion Lab Grown Diamond

EX • G/VS1 • IGI LG811628606

Shape and cutting style on the report: Cushion mixed cut

Certificate IGI LG811628606

Diamond specifications and retailer prices

From $2,865 AUD
$2,008 USD
As of November 1, 2026
Save $4,298 AUD (60%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $13,784 AUD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 3.17ct lab-grown cushion diamond

This 3.17ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG811628606 or 811628606. Listed at 6 retailers as of November 1, 2026, with a 150% 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

3.17
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle45.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811628606
Dimensions12.02 × 6.53 × 4.24 mm
L/W Ratio1.84
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.02 mm6.53 mm3.17 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811628606
Side View
Table 58.0%Crown 31.5°Girdle: MED-STKPavilion 45.5°Culet: LargeDepth 64.9%

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 1
Current: $13,784 AUD|Low: $2,048 AUD|High: $13,784 AUD|Avg: $6,550 AUD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 1, 2026
Retailer 6$2,865 AUD
Retailer 4$2,868 AUD
Retailer 3$4,486 AUD
Retailer 2$6,382 AUD
Retailer 5$7,163 AUD
Do Amore Diamonds$13,784 AUD

18 data points across 6 retailers

6 retailers$2,865 AUD to $7,163 AUD

B+
Cheapest Retailer
-
$2,865 AUD
$2,008 USD
B+
Retailer 2
-
$2,868 AUD
$2,010 USD
View
B
Retailer 3
-
$4,486 AUD
View
B
Retailer 4
-
$6,382 AUD
£3,522 GBP
View
B
Retailer 5
-
$7,163 AUD
$5,020 USD
View
Most Expensive
Do Amore Diamonds
27-646CFF8E5 · Nov 2
$13,784 AUD
$9,660 USD
View
Price under review
5 more retailers have this diamond
Prices start from $2,865 AUDSave up to $4,298 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.

B+
3.17ct Cushion
$2,865 AUD