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Cushion|Lab Grown|IGI

3.08ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG750508231

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG750508231

Diamond specifications and retailer prices

From $1,045 AUD
$734 USD
As of October 24, 2026
Save $7,141 AUD (87%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $8,186 AUD at Brilliant Earth · As of October 30, 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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG750508231 or 750508231. Listed at 20 retailers as of October 24, 2026, with prices from $1,045 to $8,186, a $7,141 spread on the same certified stone. Brilliant Earth lists it at $8,186. 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
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG750508231
Dimensions9.72 × 7.85 × 4.84 mm
L/W Ratio1.24
Girdle conditionFaceted
Culet sizeLong Faceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.72 mm7.85 mm3.08 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG750508231
Side View
Table 57.0%Crown 38°Girdle: STK-THKPavilion 40°Culet: LONDepth 61.7%

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 24
Current: $8,186 AUD|Low: $1,045 AUD|High: $9,282 AUD|Avg: $2,637 AUD|-11.8%
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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 31, 2026
Retailer 18$1,045 AUD
Retailer 4$1,083 AUD
Retailer 3$1,338 AUD
Retailer 9$1,519 AUD
Retailer 5$1,552 AUD
Retailer 14$1,703 AUD
Retailer 2$1,716 AUD
Retailer 8$1,967 AUD
Retailer 16$2,395 AUD
Retailer 13$2,446 AUD
Retailer 19$2,473 AUD
Retailer 15$2,514 AUD
Retailer 12$3,359 AUD
Retailer 7$3,363 AUD
Retailer 11$3,693 AUD
Retailer 6$3,735 AUD
Retailer 10$3,769 AUD
Retailer 17$4,567 AUD
Brilliant Earth$8,186 AUD

38 data points across 19 retailers

20 retailers$1,045 AUD to $8,186 AUD

A
Cheapest Retailer
-
$1,045 AUD
$734 USD
Final sale: no returns
Retailer 2
-
$1,083 AUD
$761 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
$1,338 AUD
$940 USD
View
A
Retailer 4
-
$1,519 AUD
$1,067 USD
View
A
Retailer 5
-
$1,552 AUD
$1,090 USD
View
A
Retailer 6
-
$1,703 AUD
€1,139 EUR
View
A
Retailer 7
-
$1,716 AUD
£949 GBP
View
A
Retailer 8
-
$1,967 AUD
$1,382 USD
View
B+
Retailer 9
-
$2,395 AUD
View
B+
Retailer 10
-
$2,446 AUD
View
B+
Retailer 11
-
$2,473 AUD
$1,737 USD
View
B+
Retailer 12
-
$2,514 AUD
ZAR 28,526 ZAR
View
B+
Retailer 13
-
$3,359 AUD
View
B+
Retailer 14
-
$3,363 AUD
£1,860 GBP
View
B+
Retailer 15
-
$3,427 AUD
$2,407 USD
View
B
Retailer 16
-
$3,693 AUD
$2,594 USD
View
B
Retailer 17
-
$3,735 AUD
$2,624 USD
View
B
Retailer 18
-
$3,769 AUD
$2,647 USD
View
B
Retailer 19
-
$4,567 AUD
£2,526 GBP
View
Most Expensive
B
Brilliant Earth
16578449A · Oct 30
$8,186 AUD
$5,750 USD
View
19 more retailers have this diamond
Prices start from $1,045 AUDSave up to $7,141 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
3.08ct Cushion
$1,045 AUD