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Round|Lab Grown|IGI

1.34ct I VS1 Round Lab Grown Diamond

ID • I/VS1 • IGI LG497157658

Shape and cutting style on the report: Round brilliant

Certificate IGI LG497157658

Diamond specifications and retailer prices

From £559 GBP
$750 USD
As of October 31, 2026
Save £2,074 GBP (79%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £2,633 GBP at MOH London · As of November 1, 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 LG497157658 or 497157658. Listed at 13 retailers as of October 31, 2026, with prices from £559 to £2,633, a £2,074 spread on the same certified stone. MOH London lists it at £2,633. 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
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG497157658
Dimensions7.02 × 7.00 × 4.38 mm
L/W Ratio1.00
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
7.02 mm7.00 mm1.34 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG497157658
Side View
Table 57.0%Crown 35.7°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

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: Oct 31
Current: £2,633 GBP|Low: £559 GBP|High: £2,664 GBP|Avg: £1,275 GBP
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
Retailer 14
Retailer 15
November 1, 2026
Retailer 2£559 GBP
Retailer 10£669 GBP
Retailer 13£728 GBP
Retailer 15£749 GBP
Retailer 4£754 GBP
Retailer 11£776 GBP
Retailer 3£905 GBP
Retailer 5£1,147 GBP
Retailer 12£1,245 GBP
Retailer 8£1,427 GBP
Retailer 9£1,727 GBP
Retailer 7£1,737 GBP
Retailer 6£1,851 GBP
Retailer 14£2,183 GBP
MOH London£2,633 GBP

23 data points across 15 retailers

13 retailers£559 GBP to £2,633 GBP

A
Cheapest Retailer
-
£559 GBP
$750 USD
B+
Retailer 2
-
£669 GBP
$898 USD
View
B+
Retailer 3
-
£728 GBP
$977 USD
View
B+
Retailer 4
-
£749 GBP
$1,005 USD
View
Final sale: no returns
B+
Retailer 5
-
£754 GBP
$1,012 USD
View
Retailer 6
-
£776 GBP
$1,042 USD
View
Price last confirmed 16 days ago
B+
Retailer 7
-
£776 GBP
$1,042 USD
View
B
Retailer 8
-
£905 GBP
$1,215 USD
View
B
Retailer 9
-
£1,245 GBP
$1,671 USD
View
B
Retailer 10
-
£1,427 GBP
ZAR 30,934 ZAR
View
B
Retailer 11
-
£1,727 GBP
$2,317 USD
View
B
Retailer 12
-
£2,183 GBP
$2,929 USD
View
Most Expensive
B
MOH London
LG497157658 · Nov 1
£2,633 GBP
View
12 more retailers have this diamond
Prices start from £559 GBPSave up to £2,074 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
£559 GBP