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Cushion|Lab Grown|IGI

1.61ct E SI1 Cushion Lab Grown Diamond

ID • E/SI1 • IGI LG560205494

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG560205494

Diamond specifications and retailer prices

From £166 GBP
$221 USD
As of October 27, 2026
Save £1,178 GBP (88%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £1,344 GBP at Do Amore Diamonds · As of October 27, 2026
View at Do Amore Diamonds

About this 1.61ct lab-grown cushion diamond

This 1.61ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG560205494 or 560205494. Listed at 5 retailers as of October 27, 2026, with prices from £166 to £1,344, a £1,178 spread on the same certified stone. Do Amore Diamonds lists it at £1,344. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.61
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG560205494
Dimensions7.80 × 6.26 × 4.30 mm
L/W Ratio1.25
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.80 mm6.26 mm1.61 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG560205494
Side View
Table 62.5%Crown 35.2°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 68.7%

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: Oct 27
Current: £1,344 GBP|Low: £110 GBP|High: £1,419 GBP|Avg: £600 GBP|-5.3%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 25, 2026
Retailer 5£166 GBP
Retailer 4£305 GBP
Retailer 9£344 GBP
Retailer 6£397 GBP
Retailer 10£416 GBP
Retailer 8£592 GBP
Retailer 3£650 GBP
Retailer 2£896 GBP
Retailer 7£924 GBP
Do Amore Diamonds£1,344 GBP

14 data points across 10 retailers

5 retailers£166 GBP to £1,344 GBP

A
Cheapest Retailer
-
£166 GBP
$221 USD
Final sale: no returns
B+
Retailer 2
-
£305 GBP
$406 USD
View
Retailer 3
-
£650 GBP
$865 USD
View
Price last confirmed 8 days ago
B
Retailer 4
-
£896 GBP
View
Most Expensive
B
Do Amore Diamonds
27-9BBCD5837 · Oct 27
£1,344 GBP
$1,790 USD
View
4 more retailers have this diamond
Prices start from £166 GBPSave up to £1,178 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
1.61ct Cushion
£166 GBP