Oval|Lab Grown|IGI

0.57ct F SI1 Oval Lab Grown Diamond

ID • F/SI1 • IGI LG803660896

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG803660896

Diamond specifications and retailer prices

From £96 GBP
HK$1,000 HKD
As of October 30, 2026
Save £210 GBP (69%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £595 GBP at MOH London · As of October 25, 2026
View at MOH London

About this 0.57ct lab-grown oval diamond

This 0.57ct 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 LG803660896 or 803660896. Listed at 16 retailers as of October 29, 2026, with a 220% 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

0.57
Carat
F
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle29.3°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG803660896
Dimensions7.00 × 4.63 × 2.77 mm
L/W Ratio1.51
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.00 mm4.63 mm0.57 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG803660896
Side View
Table 66.0%Crown 29.3°Girdle: MED-THKPavilion 41.3°Culet: NoneDepth 59.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: £595 GBP|Low: £63 GBP|High: £608 GBP|Avg: £208 GBP|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
October 25, 2026
Retailer 11£65 GBP
Retailer 8£75 GBP
Retailer 10£86 GBP
Retailer 2£140 GBP
Retailer 4£153 GBP
Retailer 13£172 GBP
Retailer 14£172 GBP
Retailer 3£207 GBP
Retailer 12£209 GBP
Retailer 6£231 GBP
Retailer 5£257 GBP
Retailer 7£260 GBP
Retailer 9£306 GBP
MOH London£595 GBP

35 data points across 14 retailers

16 retailers£96 GBP to £306 GBP

Retailer 1
-
£65 GBP
$87 USD
Price last confirmed 14 days ago
Retailer 2
-
£75 GBP
$101 USD
View
Price last confirmed 8 days ago
Retailer 3
-
£86 GBP
$115 USD
View
Price last confirmed 13 days ago
A
Retailer 4
-
£96 GBP
HK$1,000 HKD
View
Retailer 5
-
£140 GBP
View
Price last confirmed 8 days ago
Retailer 6
-
£153 GBP
€195 EUR
View
Price last confirmed 9 days ago
B+
Retailer 7
-
£172 GBP
$231 USD
View
Retailer 8
-
£172 GBP
$231 USD
View
Price last confirmed 15 days ago
Retailer 9
-
£207 GBP
View
Price last confirmed 14 days ago
Retailer 10
-
£209 GBP
$280 USD
View
Price last confirmed 14 days ago
Retailer 11
-
£231 GBP
SGD 419 SGD
View
Price last confirmed 9 days ago
Retailer 12
-
£257 GBP
$344 USD
View
Price last confirmed 8 days ago
Retailer 13
-
£260 GBP
$349 USD
View
Price last confirmed 8 days ago
Retailer 14
-
£306 GBP
$410 USD
View
Price last confirmed 8 days ago
B+
Retailer 15
-
£306 GBP
$410 USD
View
Most Expensive
MOH London
LG803660896 · Oct 25
£595 GBP
View
Price last confirmed 8 days ago
15 more retailers have this diamond
Prices start from £96 GBPSave up to £210 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
0.57ct Oval
£96 GBP