CaratHunter
Plans
Cushion|Lab Grown|IGI

0.62ct F SI1 Cushion Lab Grown Diamond

EX • F/SI1 • IGI LG571304472

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG571304472

Diamond specifications and retailer prices

From £178 GBP
$239 USD
As of November 1, 2026
Save £621 GBP (78%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £799 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 0.62ct lab-grown cushion diamond

This 0.62ct lab-grown cushion sits in the half to three-quarter carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG571304472 or 571304472. Listed at 5 retailers as of November 1, 2026, with prices from £178 to £799, a £621 spread on the same certified stone. MOH London lists it at £799. 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

0.62
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle32.4°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG571304472
Dimensions5.59 × 4.60 × 2.92 mm
L/W Ratio1.22
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
5.59 mm4.60 mm0.62 ctF / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG571304472
Side View
Table 62.0%Crown 32.4°Girdle: MED-STKPavilion 37.8°Culet: NoneDepth 63.5%

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: Nov 1
Current: £799 GBP|Low: £178 GBP|High: £809 GBP|Avg: £390 GBP|-1.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 2, 2026
Retailer 5£178 GBP
Retailer 3£199 GBP
Retailer 4£341 GBP
Retailer 2£366 GBP
Retailer 6£420 GBP
MOH London£799 GBP

42 data points across 6 retailers

5 retailers£178 GBP to £799 GBP

A
Cheapest Retailer
-
£178 GBP
$239 USD
Retailer 2
-
£199 GBP
$267 USD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
£341 GBP
$457 USD
View
B
Retailer 4
-
£366 GBP
View
Most Expensive
B
MOH London
LG571304472 · Nov 1
£799 GBP
View
4 more retailers have this diamond
Prices start from £178 GBPSave up to £621 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
0.62ct Cushion
£178 GBP