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Cushion|Lab Grown|IGI

5.46ct D VS1 Cushion Lab Grown Diamond

ID • D/VS1 • IGI LG785615355

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG785615355

Diamond specifications and retailer prices

From £1,014 GBP
$1,358 USD
As of October 31, 2026
Save £6,763 GBP (87%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £7,777 GBP at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 5.46ct lab-grown cushion diamond

This 5.46ct lab-grown cushion sits in the over five carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG785615355 or 785615355. Listed at 6 retailers as of October 31, 2026, with prices from £1,014 to £7,777, a £6,763 spread on the same certified stone. Do Amore Diamonds lists it at £7,777. 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

5.46
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG785615355
Dimensions11.98 × 8.68 × 6.00 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.98 mm8.68 mm5.46 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG785615355
Side View
Table 64.0%Crown 34.1°Girdle: MED-STKPavilion 34.3°Culet: NoneDepth 69.1%

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: £7,777 GBP|Low: £549 GBP|High: £7,777 GBP|Avg: £2,829 GBP
Do Amore Diamonds
Retailer 2
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Retailer 12
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Retailer 16
October 29, 2026
Retailer 8£549 GBP
Retailer 12£1,014 GBP
Retailer 14£1,048 GBP
Retailer 13£1,243 GBP
Retailer 11£1,665 GBP
Retailer 9£1,668 GBP
Retailer 5£1,859 GBP
Retailer 15£2,093 GBP
Retailer 3£2,167 GBP
Retailer 10£2,346 GBP
Retailer 4£2,536 GBP
Retailer 6£2,829 GBP
Retailer 7£2,840 GBP
Retailer 2£3,742 GBP
Retailer 16£6,843 GBP
Do Amore Diamonds£7,777 GBP

21 data points across 16 retailers

6 retailers£1,014 GBP to £7,777 GBP

A
Cheapest Retailer
-
£1,014 GBP
$1,358 USD
Final sale: no returns
A
Retailer 2
-
£1,665 GBP
$2,231 USD
View
B+
Retailer 3
-
£1,668 GBP
$2,235 USD
View
Retailer 4
-
£2,346 GBP
A$4,836 AUD
View
Price last confirmed 10 days ago
B+
Retailer 5
-
£3,742 GBP
View
Most Expensive
B
Do Amore Diamonds
7-1792814 · Oct 31
£7,777 GBP
$10,420 USD
View
5 more retailers have this diamond
Prices start from £1,014 GBPSave up to £6,763 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
5.46ct Cushion
£1,014 GBP