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Round|Lab Grown|IGI

0.61ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG500145225

Shape and cutting style on the report: Round brilliant

Certificate IGI LG500145225

Diamond specifications and retailer prices

From £327 GBP
$438 USD
As of October 29, 2026
Save £761 GBP (70%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £1,496 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.61ct lab-grown round diamond

This 0.61ct lab-grown round sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG500145225 or 500145225. Listed at 13 retailers as of October 26, 2026, with a 233% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

0.61
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500145225
Dimensions5.51 × 5.47 × 3.28 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.51 mm5.47 mm0.61 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500145225
Side View
Table 57.5%Crown 33.3°Girdle: MediumPavilion 40.2°Culet: NoneDepth 59.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £1,496 GBP|Low: £260 GBP|High: £1,505 GBP|Avg: £708 GBP|+0.6%
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
October 30, 2026
Retailer 8£327 GBP
Retailer 9£336 GBP
Retailer 4£366 GBP
Retailer 12£366 GBP
Retailer 3£405 GBP
Retailer 10£405 GBP
Retailer 11£637 GBP
Retailer 2£665 GBP
Retailer 6£688 GBP
Retailer 7£1,088 GBP
Retailer 13£1,302 GBP
Retailer 5£1,352 GBP
MOH London£1,496 GBP

43 data points across 13 retailers

13 retailers£327 GBP to £1,088 GBP

B+
Cheapest Retailer
-
£327 GBP
$438 USD
B+
Retailer 2
-
£336 GBP
$450 USD
View
B+
Retailer 3
-
£366 GBP
$490 USD
View
Final sale: no returns
B+
Retailer 4
-
£366 GBP
$490 USD
View
B
Retailer 5
-
£405 GBP
$543 USD
View
B
Retailer 6
-
£405 GBP
$543 USD
View
B
Retailer 7
-
£637 GBP
$853 USD
View
B
Retailer 8
-
£665 GBP
View
B
Retailer 9
-
£688 GBP
€878 EUR
View
B
Retailer 10
-
£1,088 GBP
$1,458 USD
View
Retailer 11
-
£1,302 GBP
$1,744 USD
View
Price under review
Retailer 12
-
£1,352 GBP
$1,812 USD
View
Price under review
Most Expensive
MOH London
LG500145225 · Oct 29
£1,496 GBP
View
Price under review
12 more retailers have this diamond
Prices start from £327 GBPSave up to £761 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.

B+
0.61ct Round
£327 GBP