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Cushion|Lab Grown|IGI

4.26ct F VVS2 Cushion Lab Grown Diamond

ID • F/VVS2 • IGI LG786699888

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG786699888

Diamond specifications and retailer prices

From $945 AUD
$664 USD
As of November 1, 2026
Save $3,625 AUD (79%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $9,492 AUD at Queensmith · As of October 10, 2026
View at Queensmith

About this 4.26ct lab-grown cushion diamond

This 4.26ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG786699888 or 786699888. Listed at 18 retailers as of October 29, 2026, with a 384% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.26
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle30.2°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786699888
Dimensions12.10 × 7.89 × 5.52 mm
L/W Ratio1.53
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.10 mm7.89 mm4.26 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786699888
Side View
Table 59.0%Crown 30.2°Girdle: MED-STKPavilion 35°Culet: NoneDepth 70.0%

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: $9,492 AUD|Low: $885 AUD|High: $9,492 AUD|Avg: $2,627 AUD
Queensmith
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
Retailer 19
November 1, 2026
Retailer 9$885 AUD
Retailer 6$945 AUD
Retailer 7$1,048 AUD
Retailer 13$1,231 AUD
Retailer 18$1,416 AUD
Retailer 12$1,589 AUD
Retailer 11$1,620 AUD
Retailer 2$1,624 AUD
Retailer 16$2,085 AUD
Retailer 14$2,099 AUD
Retailer 17$2,281 AUD
Retailer 3$2,629 AUD
Retailer 8$3,037 AUD
Retailer 4$3,324 AUD
Retailer 10$3,336 AUD
Retailer 19$3,343 AUD
Retailer 5$3,389 AUD
Retailer 15$4,571 AUD
Queensmith$9,492 AUD

43 data points across 19 retailers

18 retailers$945 AUD to $4,571 AUD

Retailer 1
-
$885 AUD
£489 GBP
Price last confirmed 30 days ago
A
Retailer 2
-
$945 AUD
$664 USD
View
Final sale: no returns
Retailer 3
-
$1,048 AUD
$736 USD
View
Price last confirmed 16 days ago
A
Retailer 4
-
$1,231 AUD
$865 USD
View
B+
Retailer 5
-
$1,416 AUD
$995 USD
View
A
Retailer 6
-
$1,589 AUD
€1,063 EUR
View
A
Retailer 7
-
$1,624 AUD
£898 GBP
View
A
Retailer 8
-
$2,085 AUD
ZAR 23,662 ZAR
View
A
Retailer 9
-
$2,099 AUD
View
A
Retailer 10
-
$2,281 AUD
$1,602 USD
View
A
Retailer 11
-
$2,629 AUD
$1,847 USD
View
B+
Retailer 12
-
$3,037 AUD
£1,680 GBP
View
B+
Retailer 13
-
$3,324 AUD
$2,335 USD
View
Retailer 14
-
$3,336 AUD
SGD 3,167 SGD
View
Price last confirmed 30 days ago
B+
Retailer 15
-
$3,343 AUD
$2,348 USD
View
B+
Retailer 16
-
$3,389 AUD
$2,380 USD
View
B+
Retailer 17
-
$4,571 AUD
£2,528 GBP
View
Most Expensive
Queensmith
LG786699888 · Oct 10
$9,492 AUD
£5,250 GBP
View
Price last confirmed 22 days ago
17 more retailers have this diamond
Prices start from $945 AUDSave up to $3,625 AUD

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
4.26ct Cushion
$945 AUD