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Cushion|Lab Grown|IGI

3.56ct D VS2 Cushion Lab Grown Diamond

EX • D/VS2 • IGI LG652418712

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG652418712

Diamond specifications and retailer prices

From £672 GBP
$900 USD
As of October 29, 2026
Save £3,500 GBP (84%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £4,172 GBP at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 3.56ct lab-grown cushion diamond

This 3.56ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG652418712 or 652418712. Listed at 12 retailers as of October 29, 2026, with prices from £672 to £4,172, a £3,500 spread on the same certified stone. Do Amore Diamonds lists it at £4,172. 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

3.56
Carat
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG652418712
Dimensions8.79 × 8.73 × 5.94 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.79 mm8.73 mm3.56 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG652418712
Side View
Table 62.0%Crown 35.9°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 68.0%

Caratlytics Score

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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: Oct 29
Current: £844 GBP|Low: £546 GBP|High: £2,392 GBP|Avg: £1,267 GBP|-0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 6£546 GBP
Retailer 5£672 GBP
Retailer 1£844 GBP
Retailer 8£846 GBP
Retailer 7£892 GBP
Retailer 2£964 GBP
Retailer 9£1,877 GBP
Retailer 4£2,146 GBP
Retailer 3£2,376 GBP

43 data points across 9 retailers

12 retailers£672 GBP to £4,172 GBP

Retailer 1
-
£546 GBP
$731 USD
Price last confirmed 14 days ago
A
Retailer 2
-
£672 GBP
$900 USD
View
A
Retailer 3
-
£844 GBP
View
A
Retailer 4
-
£846 GBP
$1,133 USD
View
A
Retailer 5
-
£892 GBP
$1,195 USD
View
A
Retailer 6
-
£915 GBP
$1,226 USD
View
A
Retailer 7
-
£964 GBP
View
B+
Retailer 8
-
£1,877 GBP
View
Retailer 9
-
£2,146 GBP
$2,875 USD
View
Price last confirmed 12 days ago
Retailer 10
-
£2,159 GBP
$2,892 USD
View
Price last confirmed 12 days ago
B
Retailer 11
-
£2,376 GBP
View
Most Expensive
B
Do Amore Diamonds
27-6BD79BDA9 · Oct 30
£4,172 GBP
$5,590 USD
View
11 more retailers have this diamond
Prices start from £672 GBPSave up to £3,500 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
3.56ct Cushion
£672 GBP