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Cushion|Lab Grown|IGI

1.71ct G VS2 Cushion Lab Grown Diamond

VG • G/VS2 • IGI LG557236108

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG557236108

Diamond specifications and retailer prices

From £270 GBP
$362 USD
As of October 25, 2026
Save £1,663 GBP (86%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,933 GBP at Do Amore Diamonds · As of October 30, 2026
View at Do Amore Diamonds

About this 1.71ct lab-grown cushion diamond

This 1.71ct lab-grown cushion sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG557236108 or 557236108. Listed at 12 retailers as of October 25, 2026, with prices from £270 to £1,933, a £1,663 spread on the same certified stone. Do Amore Diamonds lists it at £1,933. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.71
Carat
G
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG557236108
Dimensions6.78 × 6.73 × 4.69 mm
L/W Ratio1.01
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
6.78 mm6.73 mm1.71 ctG / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG557236108
Side View
Table 62.0%Crown 33.6°Girdle: STK-ETKPavilion 39.9°Culet: NoneDepth 69.7%

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 25
Current: £1,933 GBP|Low: £270 GBP|High: £1,933 GBP|Avg: £819 GBP|+17.7%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 9£270 GBP
Retailer 8£353 GBP
Retailer 5£355 GBP
Retailer 10£444 GBP
Retailer 2£528 GBP
Retailer 7£746 GBP
Retailer 3£910 GBP
Retailer 4£970 GBP
Retailer 12£983 GBP
Retailer 11£1,038 GBP
Retailer 6£1,197 GBP
Do Amore Diamonds£1,933 GBP

34 data points across 12 retailers

12 retailers£270 GBP to £1,933 GBP

A
Cheapest Retailer
-
£270 GBP
$362 USD
A
Retailer 2
-
£353 GBP
$473 USD
View
B+
Retailer 3
-
£355 GBP
$475 USD
View
B+
Retailer 4
-
£444 GBP
$595 USD
View
B+
Retailer 5
-
£528 GBP
View
Retailer 6
-
£746 GBP
$1,000 USD
View
Price last confirmed 13 days ago
B
Retailer 7
-
£886 GBP
$1,187 USD
View
B
Retailer 8
-
£970 GBP
$1,300 USD
View
B
Retailer 9
-
£983 GBP
$1,318 USD
View
B
Retailer 10
-
£1,038 GBP
$1,391 USD
View
B
Retailer 11
-
£1,197 GBP
View
Most Expensive
B
Do Amore Diamonds
27-3C5CFC5BE · Oct 30
£1,933 GBP
$2,590 USD
View
11 more retailers have this diamond
Prices start from £270 GBPSave up to £1,663 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
1.71ct Cushion
£270 GBP