CaratHunter
Plans
Round|Lab Grown|IGI

0.65ct E SI1 Round Lab Grown Diamond

ID • E/SI1 • IGI LG747566656

Shape and cutting style on the report: Round brilliant

Certificate IGI LG747566656

Diamond specifications and retailer prices

From £90 GBP
$120 USD
As of October 29, 2026
Save £307 GBP (77%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £929 GBP at MOH London · As of October 21, 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 top-tier cut grade and certified by IGI LG747566656 or 747566656. Listed at 14 retailers as of October 26, 2026, with a 343% 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

0.65
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG747566656
Dimensions5.58 × 5.55 × 3.42 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
5.58 mm5.55 mm0.65 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG747566656
Side View
Table 59.0%Crown 35.2°Girdle: MediumPavilion 40.9°Culet: NoneDepth 61.5%

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 29
Current: £929 GBP|Low: £86 GBP|High: £935 GBP|Avg: £248 GBP|+0.5%
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 9£90 GBP
Retailer 5£104 GBP
Retailer 4£118 GBP
Retailer 10£118 GBP
Retailer 3£142 GBP
Retailer 13£146 GBP
Retailer 6£195 GBP
Retailer 2£227 GBP
Retailer 11£285 GBP
Retailer 7£297 GBP
Retailer 12£356 GBP
Retailer 8£396 GBP
MOH London£929 GBP

42 data points across 13 retailers

14 retailers£90 GBP to £396 GBP

A
Cheapest Retailer
-
£90 GBP
$120 USD
A
Retailer 2
-
£104 GBP
$139 USD
View
A
Retailer 3
-
£118 GBP
$158 USD
View
A
Retailer 4
-
£118 GBP
$158 USD
View
A
Retailer 5
-
£124 GBP
HK$1,300 HKD
View
Retailer 6
-
£142 GBP
$190 USD
View
Price last confirmed 44 days ago
A
Retailer 7
-
£146 GBP
$195 USD
View
A
Retailer 8
-
£195 GBP
€249 EUR
View
B+
Retailer 9
-
£227 GBP
View
B+
Retailer 10
-
£285 GBP
$382 USD
View
B+
Retailer 11
-
£297 GBP
SGD 537 SGD
View
B+
Retailer 12
-
£356 GBP
$477 USD
View
B
Retailer 13
-
£396 GBP
$531 USD
View
Most Expensive
MOH London
LG747566656 · Oct 21
£929 GBP
View
Price last confirmed 9 days ago
13 more retailers have this diamond
Prices start from £90 GBPSave up to £307 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
£90 GBP