Cushion|Lab Grown|IGI

3.08ct G VS1 Cushion Lab Grown Diamond

ID • G/VS1 • IGI LG571310031

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG571310031

Diamond specifications and retailer prices

From $1,219 NZD
$687 USD
As of October 31, 2026
Save $7,351 NZD (86%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $8,570 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.08ct lab-grown cushion diamond

This 3.08ct 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 LG571310031 or 571310031. Listed at 15 retailers as of October 31, 2026, with prices from $1,219 to $8,570, a $7,351 spread on the same certified stone. Brilliant Earth lists it at $8,570. 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

3.08
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle33.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG571310031
Dimensions7.55 × 9.86 × 4.91 mm
L/W Ratio1.31
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
7.55 mm9.86 mm3.08 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG571310031
Side View
Table 60.5%Crown 34.3°Girdle: MED-STKPavilion 33.8°Culet: NoneDepth 65.0%

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: Oct 31
Current: $8,570 NZD|Low: $1,073 NZD|High: $8,818 NZD|Avg: $3,139 NZD
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
October 31, 2026
Retailer 4$1,219 NZD
Retailer 12$1,350 NZD
Retailer 10$1,561 NZD
Retailer 3$1,831 NZD
Retailer 13$2,016 NZD
Retailer 11$2,069 NZD
Retailer 2$2,115 NZD
Retailer 7$2,853 NZD
Retailer 9$2,933 NZD
Retailer 14$3,921 NZD
Retailer 6$4,364 NZD
Retailer 5$4,461 NZD
Retailer 8$5,895 NZD
Brilliant Earth$8,570 NZD

41 data points across 14 retailers

15 retailers$1,219 NZD to $8,570 NZD

A
Cheapest Retailer
-
$1,219 NZD
$687 USD
Final sale: no returns
Retailer 2
-
$1,350 NZD
$761 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
$1,561 NZD
$880 USD
View
A
Retailer 4
-
$1,831 NZD
$1,032 USD
View
A
Retailer 5
-
$2,016 NZD
$1,136 USD
View
A
Retailer 6
-
$2,069 NZD
$1,166 USD
View
A
Retailer 7
-
$2,115 NZD
£939 GBP
View
B+
Retailer 8
-
$2,853 NZD
A$2,474 AUD
View
B+
Retailer 9
-
$2,933 NZD
ZAR 26,705 ZAR
View
B+
Retailer 10
-
$3,921 NZD
£1,740 GBP
View
B+
Retailer 11
-
$4,338 NZD
HK$19,100 HKD
View
B+
Retailer 12
-
$4,364 NZD
$2,460 USD
View
B
Retailer 13
-
$4,461 NZD
$2,514 USD
View
B
Retailer 14
-
$5,895 NZD
£2,616 GBP
View
Most Expensive
B
Brilliant Earth
17969083A · Oct 31
$8,570 NZD
$4,830 USD
View
14 more retailers have this diamond
Prices start from $1,219 NZDSave up to $7,351 NZD

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
3.08ct Cushion
$1,219 NZD