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Emerald|Lab Grown|IGI

0.45ct F SI1 Emerald Lab Grown Diamond

ID • F/SI1 • IGI LG759527847

Shape and cutting style on the report: Emerald cut

Certificate IGI LG759527847

Diamond specifications and retailer prices

From £149 GBP
$200 USD
As of October 28, 2026
Save £346 GBP (70%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,118 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.45ct lab-grown emerald diamond

This 0.45ct lab-grown emerald sits in the sub-half-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG759527847 or 759527847. Listed at 12 retailers as of October 28, 2026, with a 232% 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

0.45
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle32.6°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG759527847
Dimensions6.03 × 3.51 × 2.20 mm
L/W Ratio1.72
Culet sizeLarge
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.03 mm3.51 mm0.45 ctF / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG759527847
Side View
Table 75.0%Crown 32.6°Girdle: MED-THKPavilion 40.2°Culet: LargeDepth 62.7%

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 28
Current: £1,118 GBP|Low: £149 GBP|High: £1,125 GBP|Avg: £447 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
October 31, 2026
Retailer 5£149 GBP
Retailer 6£224 GBP
Retailer 11£260 GBP
Retailer 8£278 GBP
Retailer 10£278 GBP
Retailer 7£390 GBP
Retailer 4£443 GBP
Retailer 2£492 GBP
Retailer 3£496 GBP
Retailer 9£892 GBP
MOH London£1,118 GBP

43 data points across 11 retailers

12 retailers£149 GBP to £496 GBP

A
Cheapest Retailer
-
£149 GBP
$200 USD
B+
Retailer 2
-
£224 GBP
$300 USD
View
B
Retailer 3
-
£260 GBP
$348 USD
View
B+
Retailer 4
-
£278 GBP
$372 USD
View
B+
Retailer 5
-
£278 GBP
$372 USD
View
B
Retailer 6
-
£390 GBP
$522 USD
View
B
Retailer 7
-
£443 GBP
€565 EUR
View
B
Retailer 8
-
£492 GBP
View
B
Retailer 9
-
£496 GBP
$664 USD
View
Retailer 10
-
£892 GBP
$1,195 USD
View
Price under review
Retailer 11
-
£927 GBP
$1,242 USD
View
Price under review
Most Expensive
MOH London
LG759527847 · Oct 29
£1,118 GBP
View
Price under review
11 more retailers have this diamond
Prices start from £149 GBPSave up to £346 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
0.45ct Emerald
£149 GBP