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Oval|Lab Grown|IGI

1.53ct I SI2 Oval Lab Grown Diamond

ID • I/SI2 • IGI LG499191886

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG499191886

Diamond specifications and retailer prices

From £605 GBP
$810 USD
As of October 29, 2026
Save £2,561 GBP (81%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £3,166 GBP at MOH London · As of October 25, 2026
View at MOH London

About this 1.53ct lab-grown oval diamond

This 1.53ct lab-grown oval sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG499191886 or 499191886. Listed at 10 retailers as of October 25, 2026, with prices from £605 to £3,166, a £2,561 spread on the same certified stone. MOH London lists it at £3,166. 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

1.53
Carat
I
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499191886
Dimensions8.94 × 6.49 × 4.14 mm
L/W Ratio1.38
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
8.94 mm6.49 mm1.53 ctI / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499191886
Side View
Table 57.5%Crown 36.4°Girdle: MED-THKPavilion 40.1°Culet: NoneDepth 63.8%

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 29
Current: £3,166 GBP|Low: £605 GBP|High: £3,204 GBP|Avg: £1,565 GBP|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 25, 2026
Retailer 2£605 GBP
Retailer 7£941 GBP
Retailer 4£950 GBP
Retailer 6£1,404 GBP
Retailer 3£1,564 GBP
Retailer 5£1,939 GBP
Retailer 8£2,202 GBP
MOH London£3,166 GBP

11 data points across 8 retailers

10 retailers£605 GBP to £3,166 GBP

A
Cheapest Retailer
-
£605 GBP
$810 USD
B+
Retailer 2
-
£848 GBP
$1,136 USD
View
A
Retailer 3
-
£922 GBP
$1,236 USD
View
A
Retailer 4
-
£950 GBP
$1,273 USD
View
Final sale: no returns
Retailer 5
-
£984 GBP
$1,318 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
£984 GBP
$1,318 USD
View
B
Retailer 7
-
£1,564 GBP
$2,095 USD
View
B
Retailer 8
-
£1,844 GBP
$2,471 USD
View
B
Retailer 9
-
£1,939 GBP
$2,598 USD
View
Most Expensive
B
MOH London
LG499191886 · Oct 25
£3,166 GBP
View
9 more retailers have this diamond
Prices start from £605 GBPSave up to £2,561 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
1.53ct Oval
£605 GBP