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Round|Lab Grown|IGI

1.45ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG813679436

Shape and cutting style on the report: Round brilliant

Certificate IGI LG813679436

Diamond specifications and retailer prices

From £148 GBP
$197 USD
As of October 28, 2026
Save £412 GBP (74%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £560 GBP at Frank Darling · As of October 30, 2026
View at Frank Darling

About this 1.45ct lab-grown round diamond

This 1.45ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG813679436 or 813679436. Listed at 7 retailers as of October 28, 2026, with prices from £148 to £560, a £412 spread on the same certified stone. Frank Darling lists it at £560. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813679436
Dimensions7.39 × 7.37 × 4.39 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.39 mm7.37 mm1.45 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813679436
Side View
Table 60.0%Crown 33.6°Girdle: THN-MEDPavilion 40.8°Culet: NoneDepth 59.5%

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: Oct 28
Current: £560 GBP|Low: £109 GBP|High: £1,322 GBP|Avg: £534 GBP|-2.8%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 28, 2026
Retailer 2£148 GBP
Retailer 4£230 GBP
Retailer 11£312 GBP
Retailer 7£317 GBP
Retailer 6£325 GBP
Retailer 5£488 GBP
Retailer 9£526 GBP
Frank Darling£560 GBP
Retailer 10£737 GBP
Retailer 8£858 GBP
Retailer 3£1,322 GBP

19 data points across 11 retailers

7 retailers£148 GBP to £560 GBP

A
Cheapest Retailer
-
£148 GBP
$197 USD
Final sale: no returns
Retailer 2
-
£169 GBP
$225 USD
View
Price last confirmed 49 days ago
B+
Retailer 3
-
£230 GBP
$306 USD
View
Retailer 4
-
£317 GBP
ZAR 6,824 ZAR
View
Price last confirmed 42 days ago
Retailer 5
-
£488 GBP
$650 USD
View
Price last confirmed 12 days ago
Retailer 6
-
£526 GBP
$700 USD
View
Price last confirmed 44 days ago
Most Expensive
B+
Frank Darling
100729417026KD · Oct 30
£560 GBP
$746 USD
View
6 more retailers have this diamond
Prices start from £148 GBPSave up to £412 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
1.45ct Round
£148 GBP