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Oval|Lab Grown|IGI

1.46ct F SI1 Oval Lab Grown Diamond

EX • F/SI1 • IGI LG792617887

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG792617887

Diamond specifications and retailer prices

From £346 GBP
$463 USD
As of November 1, 2026
Save £715 GBP (67%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: £1,061 GBP at MOH London · As of November 1, 2026
View at MOH London

About this 1.46ct lab-grown oval diamond

This 1.46ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG792617887 or 792617887. Listed at 7 retailers as of November 1, 2026, with prices from £346 to £1,061, a £715 spread on the same certified stone. MOH London lists it at £1,061. 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

1.46
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32.5°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792617887
Dimensions8.82 × 6.45 × 4.06 mm
L/W Ratio1.37
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.82 mm6.45 mm1.46 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG792617887
Side View
Table 63.0%Crown 32.5°Girdle: MED-THKPavilion 41.5°Culet: NoneDepth 62.9%

Caratlytics Score

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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: Nov 1
Current: £1,061 GBP|Low: £310 GBP|High: £1,066 GBP|Avg: £603 GBP|+34.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 2, 2026
Retailer 3£346 GBP
Retailer 6£399 GBP
Retailer 2£467 GBP
Retailer 4£490 GBP
Retailer 7£723 GBP
Retailer 5£974 GBP
MOH London£1,061 GBP

29 data points across 7 retailers

7 retailers£346 GBP to £1,061 GBP

A
Cheapest Retailer
-
£346 GBP
$463 USD
B+
Retailer 2
-
£399 GBP
$535 USD
View
B
Retailer 3
-
£467 GBP
View
B
Retailer 4
-
£490 GBP
$657 USD
View
B
Retailer 5
-
£723 GBP
$969 USD
View
C
Retailer 6
-
£974 GBP
$1,306 USD
View
Most Expensive
C
MOH London
LG792617887 · Nov 1
£1,061 GBP
View
6 more retailers have this diamond
Prices start from £346 GBPSave up to £715 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
1.46ct Oval
£346 GBP