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Oval|Lab Grown|IGI

0.50ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • IGI LG502109328

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG502109328

Diamond specifications and retailer prices

From £216 GBP
$290 USD
As of October 31, 2026
Save £765 GBP (78%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £1,226 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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG502109328 or 502109328. Listed at 12 retailers as of October 31, 2026, with a 353% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG502109328
Dimensions5.76 × 4.44 × 2.83 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
5.76 mm4.44 mm0.50 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG502109328
Side View
Table 65.5%Crown 37.7°Girdle: THK-VTKPavilion 40.6°Culet: NoneDepth 63.7%

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 31
Current: £1,226 GBP|Low: £216 GBP|High: £1,239 GBP|Avg: £495 GBP|+0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 3£216 GBP
Retailer 6£246 GBP
Retailer 9£276 GBP
Retailer 7£305 GBP
Retailer 10£305 GBP
Retailer 8£494 GBP
Retailer 2£547 GBP
Retailer 4£552 GBP
Retailer 5£896 GBP
MOH London£1,226 GBP

41 data points across 10 retailers

12 retailers£216 GBP to £981 GBP

A
Cheapest Retailer
-
£216 GBP
$290 USD
B+
Retailer 2
-
£246 GBP
$330 USD
View
B+
Retailer 3
-
£276 GBP
$370 USD
View
Final sale: no returns
B+
Retailer 4
-
£286 GBP
$383 USD
View
B+
Retailer 5
-
£305 GBP
$409 USD
View
Retailer 6
-
£305 GBP
$409 USD
View
Price last confirmed 7 days ago
B
Retailer 7
-
£494 GBP
$662 USD
View
B
Retailer 8
-
£547 GBP
View
B
Retailer 9
-
£552 GBP
€704 EUR
View
B
Retailer 10
-
£896 GBP
$1,200 USD
View
B
Retailer 11
-
£981 GBP
$1,315 USD
View
Most Expensive
MOH London
LG502109328 · Oct 25
£1,226 GBP
View
Price last confirmed 7 days ago
11 more retailers have this diamond
Prices start from £216 GBPSave up to £765 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
£216 GBP