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 $1,073 CAD
$768 USD
As of October 31, 2026
Save $404 CAD (27%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: $7,316 CAD 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 October 31, 2026, with a 38% 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
Color
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $7,316 CAD|Low: $1,073 CAD|High: $7,316 CAD|Avg: $2,748 CAD|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 27, 2026
Retailer 2$1,073 CAD
Retailer 7$1,271 CAD
Retailer 3$1,477 CAD
Retailer 6$1,669 CAD
Retailer 5$3,397 CAD
Retailer 4$5,106 CAD
Frank Darling$7,316 CAD

8 data points across 7 retailers

5 retailers$1,073 CAD to $1,477 CAD

A
Cheapest Retailer
-
$1,073 CAD
$768 USD
Final sale: no returns
B+
Retailer 2
-
$1,477 CAD
$1,057 USD
View
Retailer 3
-
$3,397 CAD
$2,432 USD
View
Price last confirmed 8 days ago
Retailer 4
-
$5,106 CAD
$3,655 USD
View
Price last confirmed 24 days ago
Most Expensive
Frank Darling
100757092707KD · Oct 25
$7,316 CAD
$5,237 USD
View
Price last confirmed 7 days ago
4 more retailers have this diamond
Prices start from $1,073 CADSave up to $404 CAD

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
$1,073 CAD