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Cushion|Lab Grown|IGI

3.09ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG788659413

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG788659413

Diamond specifications and retailer prices

From $1,063 NZD
$599 USD
As of November 1, 2026
Save $6,499 NZD (86%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $7,562 NZD at Frank Darling · As of November 1, 2026
View at Frank Darling

About this 3.09ct lab-grown cushion diamond

This 3.09ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG788659413 or 788659413. Listed at 6 retailers as of November 1, 2026, with prices from $1,063 to $7,562, a $6,499 spread on the same certified stone. Frank Darling lists it at $7,562. 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

3.09
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788659413
Dimensions10.18 × 7.48 × 5.00 mm
L/W Ratio1.36
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.18 mm7.48 mm3.09 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788659413
Side View
Table 63.0%Crown 36.4°Girdle: MED-THKPavilion 35.1°Culet: NoneDepth 66.8%

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: $7,562 NZD|Low: $690 NZD|High: $12,456 NZD|Avg: $3,882 NZD|-0.0%
Frank Darling
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
November 1, 2026
Retailer 5$690 NZD
Retailer 9$1,063 NZD
Retailer 10$1,476 NZD
Retailer 13$1,533 NZD
Retailer 15$1,544 NZD
Retailer 12$1,789 NZD
Retailer 6$2,000 NZD
Retailer 14$3,191 NZD
Retailer 4$3,717 NZD
Retailer 2$3,857 NZD
Retailer 3$4,044 NZD
Retailer 7$4,440 NZD
Retailer 11$5,004 NZD
Frank Darling$7,562 NZD
Retailer 16$7,665 NZD
Retailer 8$12,456 NZD

9 data points across 16 retailers

6 retailers$1,063 NZD to $7,562 NZD

A
Cheapest Retailer
-
$1,063 NZD
$599 USD
Final sale: no returns
B+
Retailer 2
-
$1,476 NZD
$832 USD
View
B+
Retailer 3
-
$3,857 NZD
$2,174 USD
View
Retailer 4
-
$4,440 NZD
A$3,850 AUD
View
Price last confirmed 121 days ago
B
Retailer 5
-
$5,004 NZD
$2,820 USD
View
Most Expensive
B
Frank Darling
100760416145KD · Nov 1
$7,562 NZD
$4,262 USD
View
5 more retailers have this diamond
Prices start from $1,063 NZDSave up to $6,499 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
3.09ct Cushion
$1,063 NZD