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Cushion|Lab Grown|IGI

3.05ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG778652583

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG778652583

Diamond specifications and retailer prices

From $1,219 NZD
$686 USD
As of November 1, 2026
Save $9,853 NZD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $11,073 NZD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 3.05ct lab-grown cushion diamond

This 3.05ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG778652583 or 778652583. Listed at 17 retailers as of November 1, 2026, with prices from $1,219 to $11,073, a $9,853 spread on the same certified stone. Do Amore Diamonds lists it at $11,073. 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

3.05
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle42.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778652583
Dimensions8.41 × 8.30 × 5.70 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.41 mm8.30 mm3.05 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778652583
Side View
Table 63.0%Crown 35.7°Girdle: MED-THKPavilion 42.1°Culet: NoneDepth 68.7%

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: Nov 1
Current: $2,234 NZD|Low: $1,219 NZD|High: $11,357 NZD|Avg: $3,460 NZD|+0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 2, 2026
Retailer 3$1,219 NZD
Retailer 13$1,353 NZD
Retailer 10$1,564 NZD
Retailer 5$1,788 NZD
Retailer 2$1,966 NZD
Retailer 1$2,234 NZD
Retailer 8$3,153 NZD
Retailer 9$3,241 NZD
Retailer 11$3,978 NZD
Retailer 12$4,314 NZD
Retailer 4$4,334 NZD
Retailer 6$5,880 NZD
Retailer 7$9,953 NZD

42 data points across 13 retailers

17 retailers$1,219 NZD to $11,073 NZD

A
Cheapest Retailer
-
$1,219 NZD
$686 USD
Final sale: no returns
A
Retailer 2
-
$1,564 NZD
$880 USD
View
A
Retailer 3
-
$1,724 NZD
$970 USD
View
A
Retailer 4
-
$1,788 NZD
$1,006 USD
View
A
Retailer 5
-
$1,966 NZD
$1,106 USD
View
A
Retailer 6
-
$2,234 NZD
£990 GBP
View
B+
Retailer 7
-
$3,153 NZD
A$2,729 AUD
View
B+
Retailer 8
-
$3,241 NZD
ZAR 29,461 ZAR
View
Retailer 9
-
$3,978 NZD
A$3,443 AUD
View
Price last confirmed 25 days ago
B+
Retailer 10
-
$4,314 NZD
$2,427 USD
View
B+
Retailer 11
-
$4,334 NZD
£1,920 GBP
View
B
Retailer 12
-
$4,433 NZD
$2,494 USD
View
B
Retailer 13
-
$5,015 NZD
$2,821 USD
View
B
Retailer 14
-
$5,880 NZD
£2,605 GBP
View
B
Retailer 15
-
$9,686 NZD
$5,450 USD
View
B
Retailer 16
-
$9,953 NZD
$5,600 USD
View
Most Expensive
B
Do Amore Diamonds
23-778652583 · Nov 2
$11,073 NZD
$6,230 USD
View
16 more retailers have this diamond
Prices start from $1,219 NZDSave up to $9,853 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
3.05ct Cushion
$1,219 NZD