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Oval|Lab Grown|IGI

1.05ct F IF Oval Lab Grown Diamond

ID • F/IF • IGI LG732543574

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG732543574

Diamond specifications and retailer prices

From £150 GBP
As of November 5, 2026
Save £927 GBP (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,077 GBP at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 1.05ct lab-grown oval diamond

This 1.05ct lab-grown oval sits in the classic one-carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG732543574 or 732543574. Listed at 23 retailers as of November 3, 2026, with prices from £150 to £1,077, a £927 spread on the same certified stone. Brilliant Earth lists it at £1,077. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG732543574
Dimensions8.05 × 5.76 × 3.56 mm
L/W Ratio1.40
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
8.05 mm5.76 mm1.05 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG732543574
Side View
Table 58.0%Crown 35.5°Girdle: MED-STKPavilion 40°Culet: NoneDepth 61.8%

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: Nov 5
Current: £1,077 GBP|Low: £144 GBP|High: £1,077 GBP|Avg: £449 GBP
Brilliant Earth
Retailer 2
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Retailer 20
November 5, 2026
Retailer 16£150 GBP
Retailer 18£175 GBP
Retailer 9£186 GBP
Retailer 12£186 GBP
Retailer 2£195 GBP
Retailer 6£262 GBP
Retailer 4£308 GBP
Retailer 20£322 GBP
Retailer 13£339 GBP
Retailer 5£419 GBP
Retailer 19£455 GBP
Retailer 7£459 GBP
Retailer 10£507 GBP
Retailer 17£600 GBP
Retailer 15£602 GBP
Retailer 8£639 GBP
Retailer 11£646 GBP
Retailer 14£754 GBP
Retailer 3£876 GBP
Brilliant Earth£1,077 GBP

32 data points across 20 retailers

23 retailers£150 GBP to £1,077 GBP

A
Cheapest Retailer
-
£150 GBP
A
Retailer 2
-
£175 GBP
View
A
Retailer 3
-
£186 GBP
View
Retailer 4
-
£186 GBP
View
Price last confirmed 11 days ago
A
Retailer 5
-
£195 GBP
View
A
Retailer 6
-
£262 GBP
View
A
Retailer 7
-
£292 GBP
View
Final sale: no returns
A
Retailer 8
-
£308 GBP
View
A
Retailer 9
-
£322 GBP
View
A
Retailer 10
-
£339 GBP
View
A
Retailer 11
-
£419 GBP
View
A
Retailer 12
-
£455 GBP
View
B+
Retailer 13
-
£459 GBP
View
B+
Retailer 14
-
£484 GBP
View
B+
Retailer 15
-
£507 GBP
View
B+
Retailer 16
-
£600 GBP
View
B+
Retailer 17
-
£602 GBP
View
B+
Retailer 18
-
£639 GBP
View
B+
Retailer 19
-
£646 GBP
View
B+
Retailer 20
-
£754 GBP
View
Retailer 21
-
£876 GBP
View
Price last confirmed 7 days ago
Most Expensive
B
Brilliant Earth
20471253A · Nov 3
£1,077 GBP
$1,450 USD
View
21 more retailers have this diamond
Prices start from £150 GBPSave up to £927 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
1.05ct Oval
£150 GBP