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Cushion|Lab Grown|IGI

4.31ct F VVS2 Cushion Lab Grown Diamond

VG • F/VVS2 • IGI LG851619134

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG851619134

Diamond specifications and retailer prices

From $2,880 AUD
£1,589 GBP
As of November 2, 2026
Save $4,074 AUD (59%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $6,954 AUD at Taylor and Hart · As of November 1, 2026
View at Taylor and Hart

About this 4.31ct lab-grown cushion diamond

This 4.31ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a very-good cut grade and certified by IGI LG851619134 or 851619134. Listed at 4 retailers as of November 1, 2026, with prices from $2,880 to $6,954, a $4,074 spread on the same certified stone. Taylor and Hart lists it at $6,954. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

4.31
Carat
F
Colour
VVS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.1°
Pavilion angle43.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851619134
Dimensions11.99 × 7.48 × 4.88 mm
L/W Ratio1.60
Girdle conditionFaceted
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.99 mm7.48 mm4.31 ctF / VVS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851619134
Side View
Table 67.0%Crown 39.1°Girdle: MED-STKPavilion 43.1°Culet: LargeDepth 65.2%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 2
Current: $2,982 AUD|Low: $2,880 AUD|High: $6,954 AUD|Avg: $4,583 AUD
Retailer 1
Retailer 2
Retailer 3
Taylor and Hart
November 2, 2026
Retailer 3$2,880 AUD
Retailer 1$2,982 AUD
Retailer 2$3,148 AUD
Taylor and Hart$6,954 AUD

2 data points across 4 retailers

4 retailers$2,880 AUD to $6,954 AUD

B+
Cheapest Retailer
-
$2,880 AUD
£1,589 GBP
B+
Retailer 2
-
$2,982 AUD
$2,090 USD
View
B+
Retailer 3
-
$3,148 AUD
$2,206 USD
View
Most Expensive
B
Taylor and Hart
4BKPMKN · Nov 1
$6,954 AUD
$4,873 USD
View
3 more retailers have this diamond
Prices start from $2,880 AUDSave up to $4,074 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.

B+
4.31ct Cushion
$2,880 AUD