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Cushion|Lab Grown|IGI

3.09ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG788643967

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG788643967

Diamond specifications and retailer prices

From $946 NZD
$533 USD
As of November 1, 2026
Save $6,617 NZD (87%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $7,562 NZD at Frank Darling · As of October 27, 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 LG788643967 or 788643967. Listed at 13 retailers as of October 27, 2026, with prices from $946 to $7,562, a $6,617 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 angle37.3°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788643967
Dimensions9.87 × 7.59 × 5.14 mm
L/W Ratio1.30
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.87 mm7.59 mm3.09 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788643967
Side View
Table 62.0%Crown 37.3°Girdle: MED-STKPavilion 35.3°Culet: NoneDepth 67.7%

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: $7,562 NZD|Low: $704 NZD|High: $7,994 NZD|Avg: $3,220 NZD|-5.4%
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 2, 2026
Retailer 8$704 NZD
Retailer 15$946 NZD
Retailer 4$1,322 NZD
Retailer 10$1,405 NZD
Retailer 5$1,533 NZD
Retailer 2$1,815 NZD
Retailer 13$1,998 NZD
Retailer 12$2,448 NZD
Retailer 6$3,191 NZD
Retailer 7$3,717 NZD
Retailer 16$3,964 NZD
Retailer 14$4,008 NZD
Retailer 9$4,840 NZD
Retailer 3$5,004 NZD
Retailer 11$7,523 NZD
Frank Darling$7,562 NZD

21 data points across 16 retailers

13 retailers$946 NZD to $7,562 NZD

A
Cheapest Retailer
-
$946 NZD
$533 USD
Final sale: no returns
B+
Retailer 2
-
$1,405 NZD
$792 USD
View
A
Retailer 3
-
$1,815 NZD
£806 GBP
View
A
Retailer 4
-
$1,998 NZD
$1,126 USD
View
A
Retailer 5
-
$2,448 NZD
A$2,123 AUD
View
Retailer 6
-
$3,925 NZD
$2,212 USD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$3,964 NZD
$2,234 USD
View
B+
Retailer 8
-
$4,008 NZD
$2,259 USD
View
Retailer 9
-
$4,440 NZD
A$3,850 AUD
View
Price last confirmed 121 days ago
B
Retailer 10
-
$4,840 NZD
£2,148 GBP
View
Retailer 11
-
$5,004 NZD
$2,820 USD
View
Price last confirmed 14 days ago
B
Retailer 12
-
$7,523 NZD
$4,240 USD
View
Most Expensive
B
Frank Darling
100767804367KD · Oct 27
$7,562 NZD
$4,262 USD
View
12 more retailers have this diamond
Prices start from $946 NZDSave up to $6,617 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
$946 NZD