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Oval|Lab Grown|IGI

0.50ct I SI1 Oval Lab Grown Diamond

ID • I/SI1 • IGI LG445038903

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG445038903

Diamond specifications and retailer prices

From £202 GBP
$270 USD
As of October 29, 2026
Save £799 GBP (80%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £1,001 GBP at MOH London · As of October 25, 2026
View at MOH London

About this 0.5ct lab-grown oval diamond

This 0.5ct lab-grown oval sits in the half to three-quarter carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG445038903 or 445038903. Listed at 11 retailers as of October 25, 2026, with prices from £202 to £1,001, a £799 spread on the same certified stone. MOH London lists it at £1,001. 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

0.50
Carat
I
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle33.5°
Pavilion angle42.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG445038903
Dimensions6.25 × 4.46 × 2.83 mm
L/W Ratio1.40
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
6.25 mm4.46 mm0.50 ctI / SI1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG445038903
Side View
Table 61.0%Crown 33.5°Girdle: STK-THKPavilion 42.4°Culet: NoneDepth 63.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £1,001 GBP|Low: £193 GBP|High: £1,012 GBP|Avg: £484 GBP|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 27, 2026
Retailer 6£202 GBP
Retailer 10£225 GBP
Retailer 8£249 GBP
Retailer 11£249 GBP
Retailer 7£269 GBP
Retailer 12£369 GBP
Retailer 9£414 GBP
Retailer 2£465 GBP
Retailer 3£511 GBP
Retailer 5£766 GBP
MOH London£1,001 GBP
Retailer 4£1,003 GBP

21 data points across 12 retailers

11 retailers£202 GBP to £1,001 GBP

A
Cheapest Retailer
-
£202 GBP
$270 USD
A
Retailer 2
-
£225 GBP
$301 USD
View
Final sale: no returns
A
Retailer 3
-
£234 GBP
$313 USD
View
B+
Retailer 4
-
£249 GBP
$334 USD
View
B+
Retailer 5
-
£249 GBP
$334 USD
View
B+
Retailer 6
-
£269 GBP
$360 USD
View
B
Retailer 7
-
£414 GBP
$555 USD
View
B
Retailer 8
-
£465 GBP
€593 EUR
View
B
Retailer 9
-
£766 GBP
$1,027 USD
View
B
Retailer 10
-
£802 GBP
$1,075 USD
View
Most Expensive
B
MOH London
LG445038903 · Oct 25
£1,001 GBP
View
10 more retailers have this diamond
Prices start from £202 GBPSave up to £799 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
0.50ct Oval
£202 GBP