Cushion|Lab Grown|IGI

1.56ct G VS2 Cushion Lab Grown Diamond

ID • G/VS2 • IGI LG523263431

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG523263431

Diamond specifications and retailer prices

From £1,276 GBP
$1,710 USD
As of October 29, 2026
Save £950 GBP (43%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £2,655 GBP at Loose Grown Diamond · As of October 26, 2026
View at Loose Grown Diamond

About this 1.56ct lab-grown cushion diamond

This 1.56ct 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 top-tier cut grade and certified by IGI LG523263431 or 523263431. Listed at 10 retailers as of October 29, 2026, with a 74% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.56
Carat
G
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG523263431
Dimensions7.68 × 6.15 × 4.02 mm
L/W Ratio1.25
Girdle conditionFaceted
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
7.68 mm6.15 mm1.56 ctG / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG523263431
Side View
Table 60.0%Crown 32.9°Girdle: MED-THKPavilion 36.8°Culet: NoneDepth 65.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £2,655 GBP|Low: £1,276 GBP|High: £4,908 GBP|Avg: £2,519 GBP
Loose Grown Diamond
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 6£1,276 GBP
Retailer 7£1,636 GBP
Retailer 5£1,696 GBP
Retailer 2£2,226 GBP
Retailer 3£2,332 GBP
Loose Grown Diamond£2,655 GBP
Retailer 8£3,219 GBP
Retailer 4£4,869 GBP

43 data points across 8 retailers

10 retailers£1,276 GBP to £2,226 GBP

B
Cheapest Retailer
-
£1,276 GBP
$1,710 USD
B
Retailer 2
-
£1,636 GBP
$2,192 USD
View
Final sale: no returns
Retailer 3
-
£1,696 GBP
$2,272 USD
View
Price last confirmed 20 days ago
B
Retailer 4
-
£1,821 GBP
$2,440 USD
View
B
Retailer 5
-
£2,226 GBP
View
Retailer 6
-
£2,332 GBP
View
Price under review
Most Expensive
Loose Grown Diamond
523263431 · Oct 26
£2,655 GBP
$3,557 USD
View
Price under review
6 more retailers have this diamond
Prices start from £1,276 GBPSave up to £950 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.

B
1.56ct Cushion
£1,276 GBP