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Round|Lab Grown|IGI

1.34ct I VS1 Round Lab Grown Diamond

ID • I/VS1 • IGI LG754510327

Shape and cutting style on the report: Round brilliant

Certificate IGI LG754510327

Diamond specifications and retailer prices

From £127 GBP
$170 USD
As of November 1, 2026
Save £619 GBP (83%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £746 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.34ct lab-grown round diamond

This 1.34ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG754510327 or 754510327. Listed at 13 retailers as of October 29, 2026, with prices from £127 to £746, a £619 spread on the same certified stone. MOH London lists it at £746. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.34
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle34.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754510327
Dimensions7.09 × 7.03 × 4.32 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.09 mm7.03 mm1.34 ctI / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG754510327
Side View
Table 59.0%Crown 34.6°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.2%

Caratlytics Score

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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: £746 GBP|Low: £123 GBP|High: £751 GBP|Avg: £363 GBP|-0.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 1, 2026
Retailer 6£127 GBP
Retailer 12£147 GBP
Retailer 7£156 GBP
Retailer 5£160 GBP
Retailer 2£271 GBP
Retailer 4£271 GBP
Retailer 13£281 GBP
Retailer 11£347 GBP
Retailer 8£504 GBP
Retailer 9£532 GBP
Retailer 3£545 GBP
Retailer 10£568 GBP
MOH London£746 GBP

28 data points across 13 retailers

13 retailers£127 GBP to £746 GBP

A
Cheapest Retailer
-
£127 GBP
$170 USD
A
Retailer 2
-
£147 GBP
$197 USD
View
A
Retailer 3
-
£156 GBP
$210 USD
View
Retailer 4
-
£160 GBP
$215 USD
View
Price last confirmed 9 days ago
A
Retailer 5
-
£271 GBP
ZAR 5,866 ZAR
View
A
Retailer 6
-
£271 GBP
€346 EUR
View
B+
Retailer 7
-
£281 GBP
$377 USD
View
A
Retailer 8
-
£347 GBP
$465 USD
View
B+
Retailer 9
-
£504 GBP
$676 USD
View
B+
Retailer 10
-
£532 GBP
$714 USD
View
B+
Retailer 11
-
£545 GBP
$731 USD
View
B+
Retailer 12
-
£568 GBP
$762 USD
View
Most Expensive
B+
MOH London
LG754510327 · Oct 29
£746 GBP
View
12 more retailers have this diamond
Prices start from £127 GBPSave up to £619 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
1.34ct Round
£127 GBP