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Oval|Lab Grown|IGI

1.12ct E SI1 Oval Lab Grown Diamond

ID • E/SI1 • IGI LG781605694

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG781605694

Diamond specifications and retailer prices

From £108 GBP
$145 USD
As of October 29, 2026
Save £521 GBP (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £629 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.12ct lab-grown oval diamond

This 1.12ct lab-grown oval sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG781605694 or 781605694. Listed at 11 retailers as of October 29, 2026, with prices from £108 to £629, a £521 spread on the same certified stone. MOH London lists it at £629. 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

1.12
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781605694
Dimensions8.51 × 5.79 × 3.61 mm
L/W Ratio1.47
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.51 mm5.79 mm1.12 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781605694
Side View
Table 61.0%Crown 37°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 62.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: £629 GBP|Low: £108 GBP|High: £634 GBP|Avg: £318 GBP|-0.7%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 4£108 GBP
Retailer 5£134 GBP
Retailer 10£229 GBP
Retailer 2£231 GBP
Retailer 6£249 GBP
Retailer 7£255 GBP
Retailer 8£319 GBP
Retailer 3£455 GBP
Retailer 9£470 GBP
MOH London£629 GBP

41 data points across 10 retailers

11 retailers£108 GBP to £629 GBP

A
Cheapest Retailer
-
£108 GBP
$145 USD
A
Retailer 2
-
£125 GBP
$168 USD
View
A
Retailer 3
-
£134 GBP
$179 USD
View
A
Retailer 4
-
£134 GBP
$179 USD
View
A
Retailer 5
-
£231 GBP
View
B+
Retailer 6
-
£249 GBP
$333 USD
View
A
Retailer 7
-
£255 GBP
$342 USD
View
A
Retailer 8
-
£319 GBP
$428 USD
View
B+
Retailer 9
-
£431 GBP
$577 USD
View
B+
Retailer 10
-
£455 GBP
$609 USD
View
Most Expensive
B
MOH London
LG781605694 · Oct 29
£629 GBP
View
10 more retailers have this diamond
Prices start from £108 GBPSave up to £521 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
1.12ct Oval
£108 GBP