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Round|Lab Grown|IGI

1.42ct E FL Round Lab Grown Diamond

EX • E/FL

Diamond specifications and retailer prices

From £204 GBP
$274 USD
As of October 29, 2026
Save £695 GBP (77%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: £899 GBP at NZ Jewellers · As of October 31, 2026
View at NZ Jewellers

About this 1.42ct lab-grown round diamond

This 1.42ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI. Listed at 4 retailers as of October 29, 2026, with prices from £204 to £899, a £695 spread on the same certified stone. NZ Jewellers lists it at £899. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.42
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
Dimensions7.21 × 7.26 × 4.40 mm
L/W Ratio1.01
Top View
7.21 mm7.26 mm1.42 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI
Side View
Table 58.0%CrownGirdle: MED-STKPavilionCulet: NoneDepth 61.0%

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 29
Current: £899 GBP|Low: £204 GBP|High: £2,017 GBP|Avg: £784 GBP|-10.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 24, 2026
Retailer 3£204 GBP
Retailer 2£237 GBP
Retailer 4£446 GBP
NZ Jewellers£899 GBP
Retailer 5£2,017 GBP

11 data points across 5 retailers

4 retailers£204 GBP to £899 GBP

A
Cheapest Retailer
-
£204 GBP
$274 USD
A
Retailer 2
-
£237 GBP
$318 USD
View
A
Retailer 3
-
£446 GBP
$598 USD
View
Most Expensive
B+
NZ Jewellers
f8d77588-9392-456c-8d51-fcfea693421e · Oct 31
£899 GBP
$1,205 USD
View
3 more retailers have this diamond
Prices start from £204 GBPSave up to £695 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
1.42ct Round
£204 GBP