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Round|Lab Grown|IGI

0.65ct E SI1 Round Lab Grown Diamond

VG • E/SI1 • IGI LG621488184

Shape and cutting style on the report: Round brilliant

Certificate IGI LG621488184

Diamond specifications and retailer prices

From £99 GBP
$132 USD
As of October 27, 2026
Save £759 GBP (89%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £858 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.65ct lab-grown round diamond

This 0.65ct lab-grown round sits in the half to three-quarter carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI LG621488184 or 621488184. Listed at 9 retailers as of October 27, 2026, with prices from £99 to £858, a £759 spread on the same certified stone. MOH London lists it at £858. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.65
Carat
E
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle38.2°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG621488184
Dimensions5.53 × 5.47 × 3.52 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
5.53 mm5.47 mm0.65 ctE / SI1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG621488184
Side View
Table 61.0%Crown 38.2°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 64.3%

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 27
Current: £858 GBP|Low: £98 GBP|High: £864 GBP|Avg: £269 GBP|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 5£99 GBP
Retailer 3£123 GBP
Retailer 9£179 GBP
Retailer 6£189 GBP
Retailer 2£205 GBP
Retailer 7£269 GBP
Retailer 8£328 GBP
Retailer 4£332 GBP
MOH London£858 GBP

42 data points across 9 retailers

9 retailers£99 GBP to £858 GBP

A
Cheapest Retailer
-
£99 GBP
$132 USD
B+
Retailer 2
-
£123 GBP
$165 USD
View
Retailer 3
-
£138 GBP
$185 USD
View
Price last confirmed 26 days ago
B+
Retailer 4
-
£189 GBP
$253 USD
View
B+
Retailer 5
-
£205 GBP
View
B+
Retailer 6
-
£269 GBP
$361 USD
View
B
Retailer 7
-
£328 GBP
$440 USD
View
B
Retailer 8
-
£332 GBP
$445 USD
View
Most Expensive
B
MOH London
LG621488184 · Oct 29
£858 GBP
View
8 more retailers have this diamond
Prices start from £99 GBPSave up to £759 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
0.65ct Round
£99 GBP