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Cushion|Lab Grown|IGI

3.58ct F VVS1 Cushion Lab Grown Diamond

ID • F/VVS1 • IGI LG849634650

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG849634650

Diamond specifications and retailer prices

From £657 GBP
$882 USD
As of November 1, 2026
Save £2,312 GBP (78%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,970 GBP at Rare Carat · As of November 1, 2026
View at Rare Carat

About this 3.58ct lab-grown cushion diamond

This 3.58ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG849634650 or 849634650. Listed at 14 retailers as of November 1, 2026, with prices from £657 to £2,970, a £2,312 spread on the same certified stone. Rare Carat lists it at £2,970. 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

3.58
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.1°
Pavilion angle33°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849634650
Dimensions10.91 × 7.79 × 5.01 mm
L/W Ratio1.40
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.91 mm7.79 mm3.58 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849634650
Side View
Table 63.0%Crown 39.1°Girdle: STK-THKPavilion 33°Culet: NoneDepth 64.3%

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: £2,970 GBP|Low: £657 GBP|High: £2,970 GBP|Avg: £1,573 GBP
Rare Carat
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
November 2, 2026
Retailer 10£657 GBP
Retailer 7£781 GBP
Retailer 13£812 GBP
Retailer 14£973 GBP
Retailer 12£975 GBP
Retailer 2£1,020 GBP
Retailer 9£1,035 GBP
Retailer 5£1,536 GBP
Retailer 6£1,612 GBP
Retailer 4£2,300 GBP
Retailer 3£2,435 GBP
Retailer 11£2,551 GBP
Retailer 8£2,700 GBP
Rare Carat£2,970 GBP

6 data points across 14 retailers

14 retailers£657 GBP to £2,970 GBP

A
Cheapest Retailer
-
£657 GBP
$882 USD
Final sale: no returns
A
Retailer 2
-
£781 GBP
View
A
Retailer 3
-
£812 GBP
$1,090 USD
View
A
Retailer 4
-
£973 GBP
$1,306 USD
View
A
Retailer 5
-
£975 GBP
$1,308 USD
View
A
Retailer 6
-
£1,020 GBP
€1,304 EUR
View
A
Retailer 7
-
£1,035 GBP
View
B+
Retailer 8
-
£1,536 GBP
A$3,172 AUD
View
B+
Retailer 9
-
£1,612 GBP
ZAR 34,957 ZAR
View
B
Retailer 10
-
£2,300 GBP
$3,087 USD
View
B
Retailer 11
-
£2,435 GBP
$3,268 USD
View
B
Retailer 12
-
£2,551 GBP
View
B
Retailer 13
-
£2,700 GBP
SGD 4,896 SGD
View
Most Expensive
B
Rare Carat
CN374-43A · Nov 1
£2,970 GBP
$3,985 USD
View
13 more retailers have this diamond
Prices start from £657 GBPSave up to £2,312 GBP

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
3.58ct Cushion
£657 GBP