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Oval|Lab Grown|IGI

0.90ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • IGI LG754586677

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG754586677

Diamond specifications and retailer prices

From £92 GBP
$122 USD
As of October 26, 2026
Save £866 GBP (90%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £958 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.9ct lab-grown oval diamond

This 0.9ct lab-grown oval sits in the just-under-one-carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG754586677 or 754586677. Listed at 13 retailers as of October 26, 2026, with prices from £92 to £958, a £866 spread on the same certified stone. MOH London lists it at £958. 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

0.90
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.8°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG754586677
Dimensions7.81 × 5.24 × 3.28 mm
L/W Ratio1.49
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.81 mm5.24 mm0.90 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG754586677
Side View
Table 65.0%Crown 40.8°Girdle: MED-THKPavilion 39.1°Culet: NoneDepth 62.6%

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 26
Current: £958 GBP|Low: £192 GBP|High: £1,006 GBP|Avg: £359 GBP|-4.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 28, 2026
Retailer 6£206 GBP
Retailer 8£221 GBP
Retailer 4£222 GBP
Retailer 3£235 GBP
Retailer 2£237 GBP
Retailer 5£335 GBP
Retailer 7£412 GBP
Retailer 9£534 GBP
MOH London£958 GBP

41 data points across 9 retailers

13 retailers£92 GBP to £958 GBP

A
Cheapest Retailer
-
£92 GBP
$122 USD
A
Retailer 2
-
£107 GBP
$142 USD
View
A
Retailer 3
-
£121 GBP
$161 USD
View
A
Retailer 4
-
£206 GBP
$274 USD
View
A
Retailer 5
-
£221 GBP
$293 USD
View
A
Retailer 6
-
£222 GBP
€281 EUR
View
A
Retailer 7
-
£235 GBP
View
A
Retailer 8
-
£237 GBP
View
B+
Retailer 9
-
£335 GBP
$445 USD
View
B+
Retailer 10
-
£367 GBP
$487 USD
View
B+
Retailer 11
-
£412 GBP
$548 USD
View
B
Retailer 12
-
£534 GBP
$710 USD
View
Most Expensive
B
MOH London
LG754586677 · Oct 29
£958 GBP
View
12 more retailers have this diamond
Prices start from £92 GBPSave up to £866 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
0.90ct Oval
£92 GBP