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Cushion|Lab Grown|IGI

8.09ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG850681797

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

Certificate IGI LG850681797

Diamond specifications and retailer prices

From $2,421 NZD
$1,362 USD
As of November 1, 2026
Save $12,100 NZD (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $14,521 NZD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 8.09ct lab-grown cushion diamond

This 8.09ct lab-grown cushion sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG850681797 or 850681797. Listed at 9 retailers as of November 1, 2026, with prices from $2,421 to $14,521, a $12,100 spread on the same certified stone. Brilliant Earth lists it at $14,521. 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

8.09
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG850681797
Dimensions11.62 × 11.50 × 7.19 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.62 mm11.50 mm8.09 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG850681797
Side View
Table 65.0%Crown 34.9°Girdle: MED-THKPavilion 35.1°Culet: NoneDepth 62.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $2,683 NZD|Low: $2,421 NZD|High: $11,211 NZD|Avg: $6,657 NZD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 2, 2026
Retailer 3$2,421 NZD
Retailer 1$2,683 NZD
Retailer 6$3,324 NZD
Retailer 8$6,423 NZD
Retailer 2$7,628 NZD
Retailer 5$7,650 NZD
Retailer 4$10,531 NZD
Retailer 7$11,211 NZD

3 data points across 8 retailers

9 retailers$2,421 NZD to $14,521 NZD

A
Cheapest Retailer
-
$2,421 NZD
$1,362 USD
Final sale: no returns
A
Retailer 2
-
$2,683 NZD
£1,189 GBP
View
B+
Retailer 3
-
$3,324 NZD
$1,870 USD
View
B+
Retailer 4
-
$6,423 NZD
$3,614 USD
View
B+
Retailer 5
-
$7,628 NZD
$4,292 USD
View
B+
Retailer 6
-
$7,650 NZD
£3,389 GBP
View
B
Retailer 7
-
$10,531 NZD
$5,925 USD
View
B
Retailer 8
-
$11,211 NZD
$6,308 USD
View
Most Expensive
B
Brilliant Earth
22388794A · Nov 2
$14,521 NZD
$8,170 USD
View
8 more retailers have this diamond
Prices start from $2,421 NZDSave up to $12,100 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
8.09ct Cushion
$2,421 NZD