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Round|Lab Grown|IGI

1.51ct I VVS2 Round Lab Grown Diamond

EX • I/VVS2 • IGI LG555273591

Shape and cutting style on the report: Round brilliant

Certificate IGI LG555273591

Diamond specifications and retailer prices

From £276 GBP
$370 USD
As of November 1, 2026
Save £1,061 GBP (79%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £1,337 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG555273591 or 555273591. Listed at 14 retailers as of November 1, 2026, with prices from £276 to £1,337, a £1,061 spread on the same certified stone. MOH London lists it at £1,337. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
I
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG555273591
Dimensions7.47 × 7.43 × 4.41 mm
L/W Ratio1.01
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
7.47 mm7.43 mm1.51 ctI / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG555273591
Side View
Table 61.5%Crown 32.3°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 59.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: £1,337 GBP|Low: £276 GBP|High: £1,354 GBP|Avg: £671 GBP|-1.1%
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 2, 2026
Retailer 8£276 GBP
Retailer 12£308 GBP
Retailer 9£343 GBP
Retailer 13£417 GBP
Retailer 6£455 GBP
Retailer 11£531 GBP
Retailer 10£547 GBP
Retailer 2£590 GBP
Retailer 5£717 GBP
Retailer 3£918 GBP
Retailer 7£1,004 GBP
Retailer 4£1,130 GBP
MOH London£1,337 GBP

24 data points across 13 retailers

14 retailers£276 GBP to £1,337 GBP

A
Cheapest Retailer
-
£276 GBP
$370 USD
A
Retailer 2
-
£308 GBP
$413 USD
View
Final sale: no returns
A
Retailer 3
-
£320 GBP
$429 USD
View
A
Retailer 4
-
£343 GBP
$459 USD
View
Retailer 5
-
£343 GBP
$459 USD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
£417 GBP
$559 USD
View
B+
Retailer 7
-
£455 GBP
$610 USD
View
B+
Retailer 8
-
£531 GBP
$712 USD
View
B+
Retailer 9
-
£547 GBP
$733 USD
View
B+
Retailer 10
-
£590 GBP
ZAR 12,779 ZAR
View
B
Retailer 11
-
£1,004 GBP
$1,345 USD
View
B
Retailer 12
-
£1,101 GBP
$1,475 USD
View
B
Retailer 13
-
£1,130 GBP
$1,514 USD
View
Most Expensive
B
MOH London
LG555273591 · Nov 1
£1,337 GBP
View
13 more retailers have this diamond
Prices start from £276 GBPSave up to £1,061 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
1.51ct Round
£276 GBP