Cushion|Lab Grown|IGI

4.86ct F VS1 Cushion Lab Grown Diamond

EX • F/VS1 • IGI LG815650577

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG815650577

Diamond specifications and retailer prices

From $1,096 AUD
$768 USD
As of November 1, 2026
Save $2,302 AUD (68%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $7,473 AUD at Frank Darling · As of October 25, 2026
View at Frank Darling

About this 4.86ct lab-grown cushion diamond

This 4.86ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG815650577 or 815650577. Listed at 5 retailers as of November 1, 2026, with a 210% 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

4.86
Carat
F
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815650577
Dimensions11.85 × 8.89 × 5.90 mm
L/W Ratio1.33
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.85 mm8.89 mm4.86 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815650577
Side View
Table 64.0%Crown 35.3°Girdle: STK-VTKPavilion 36.1°Culet: NoneDepth 66.4%

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: $7,473 AUD|Low: $1,096 AUD|High: $7,473 AUD|Avg: $2,938 AUD|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 3$1,096 AUD
Retailer 7$1,298 AUD
Retailer 4$1,508 AUD
Retailer 6$1,705 AUD
Retailer 2$3,397 AUD
Retailer 5$5,215 AUD
Frank Darling$7,473 AUD

8 data points across 7 retailers

5 retailers$1,096 AUD to $3,397 AUD

A
Cheapest Retailer
-
$1,096 AUD
$768 USD
Final sale: no returns
B+
Retailer 2
-
$1,508 AUD
$1,057 USD
View
B+
Retailer 3
-
$3,397 AUD
$2,381 USD
View
Retailer 4
-
$5,215 AUD
$3,655 USD
View
Price last confirmed 25 days ago
Most Expensive
Frank Darling
100757092707KD · Oct 25
$7,473 AUD
$5,237 USD
View
Price last confirmed 8 days ago
4 more retailers have this diamond
Prices start from $1,096 AUDSave up to $2,302 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
4.86ct Cushion
$1,096 AUD