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Cushion|Lab Grown|IGI

3.06ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG680571004

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG680571004

Diamond specifications and retailer prices

From $2,333 NZD
$1,315 USD
As of October 31, 2026
Save $10,442 NZD (82%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $12,775 NZD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 3.06ct lab-grown cushion diamond

This 3.06ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG680571004 or 680571004. Listed at 18 retailers as of October 31, 2026, with prices from $2,333 to $12,775, a $10,442 spread on the same certified stone. Brilliant Earth lists it at $12,775. 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

3.06
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG680571004
Dimensions8.32 × 8.32 × 5.37 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.32 mm8.32 mm3.06 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG680571004
Side View
Table 62.0%Crown 37°Girdle: MED-STKPavilion 37.5°Culet: NoneDepth 64.5%

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 31
Current: $12,775 NZD|Low: $2,333 NZD|High: $13,165 NZD|Avg: $5,912 NZD|-3.0%
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
November 1, 2026
Retailer 13$2,333 NZD
Retailer 5$2,417 NZD
Retailer 17$2,697 NZD
Retailer 2$3,506 NZD
Retailer 3$3,634 NZD
Retailer 12$3,853 NZD
Retailer 14$4,299 NZD
Retailer 4$5,426 NZD
Retailer 11$5,457 NZD
Retailer 15$5,612 NZD
Retailer 7$6,241 NZD
Retailer 10$6,679 NZD
Retailer 6$6,689 NZD
Retailer 9$7,634 NZD
Retailer 16$7,808 NZD
Retailer 8$8,465 NZD
Retailer 18$10,007 NZD
Brilliant Earth$12,775 NZD

36 data points across 18 retailers

18 retailers$2,333 NZD to $12,775 NZD

A
Cheapest Retailer
-
$2,333 NZD
$1,315 USD
Final sale: no returns
Retailer 2
-
$2,417 NZD
$1,362 USD
View
Price last confirmed 19 days ago
A
Retailer 3
-
$2,697 NZD
$1,520 USD
View
A
Retailer 4
-
$3,506 NZD
£1,556 GBP
View
A
Retailer 5
-
$3,634 NZD
$2,048 USD
View
A
Retailer 6
-
$3,853 NZD
€2,068 EUR
View
A
Retailer 7
-
$4,299 NZD
$2,423 USD
View
A
Retailer 8
-
$5,426 NZD
$3,058 USD
View
A
Retailer 9
-
$5,457 NZD
A$4,732 AUD
View
A
Retailer 10
-
$5,612 NZD
ZAR 51,099 ZAR
View
A
Retailer 11
-
$6,241 NZD
$3,518 USD
View
A
Retailer 12
-
$6,679 NZD
£2,964 GBP
View
A
Retailer 13
-
$6,689 NZD
$3,770 USD
View
B+
Retailer 14
-
$7,634 NZD
$4,303 USD
View
B+
Retailer 15
-
$7,808 NZD
£3,465 GBP
View
B+
Retailer 16
-
$8,465 NZD
$4,771 USD
View
Retailer 17
-
$10,007 NZD
$5,640 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
13210499A · Oct 31
$12,775 NZD
$7,200 USD
View
17 more retailers have this diamond
Prices start from $2,333 NZDSave up to $10,442 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
3.06ct Cushion
$2,333 NZD