Oval|Lab Grown|IGI

1.05ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG815610917

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG815610917

Diamond specifications and retailer prices

From £140 GBP
$187 USD
As of October 29, 2026
Save £721 GBP (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £860 GBP at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.05ct lab-grown oval diamond

This 1.05ct lab-grown oval sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG815610917 or 815610917. Listed at 17 retailers as of October 29, 2026, with prices from £140 to £860, a £721 spread on the same certified stone. Reve Diamonds lists it at £860. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815610917
Dimensions8.22 × 5.70 × 3.56 mm
L/W Ratio1.44
Girdle conditionFaceted
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
8.22 mm5.70 mm1.05 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815610917
Side View
Table 58.0%Crown 36.3°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.5%

Caratlytics Score

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A+
Exceptional
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: £314 GBP|Low: £133 GBP|High: £867 GBP|Avg: £379 GBP|-0.1%
Retailer 1
Retailer 2
Retailer 3
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Retailer 5
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Retailer 11
Retailer 12
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Retailer 16
Reve Diamonds
October 31, 2026
Retailer 3£140 GBP
Retailer 7£156 GBP
Retailer 8£162 GBP
Retailer 4£173 GBP
Retailer 14£173 GBP
Retailer 9£179 GBP
Retailer 13£240 GBP
Retailer 11£298 GBP
Retailer 1£314 GBP
Retailer 6£352 GBP
Retailer 12£423 GBP
Retailer 16£434 GBP
Retailer 2£557 GBP
Retailer 15£559 GBP
Retailer 5£597 GBP
Retailer 10£814 GBP
Reve Diamonds£860 GBP

34 data points across 17 retailers

17 retailers£140 GBP to £860 GBP

A+
Cheapest Retailer
-
£140 GBP
$187 USD
A
Retailer 2
-
£156 GBP
$209 USD
View
Final sale: no returns
A
Retailer 3
-
£162 GBP
$217 USD
View
A
Retailer 4
-
£173 GBP
$232 USD
View
A
Retailer 5
-
£173 GBP
$232 USD
View
A
Retailer 6
-
£179 GBP
View
A
Retailer 7
-
£240 GBP
$322 USD
View
A
Retailer 8
-
£298 GBP
ZAR 6,441 ZAR
View
A
Retailer 9
-
£314 GBP
View
A
Retailer 10
-
£352 GBP
$472 USD
View
A
Retailer 11
-
£423 GBP
A$871 AUD
View
B+
Retailer 12
-
£434 GBP
$582 USD
View
B+
Retailer 13
-
£557 GBP
$746 USD
View
B+
Retailer 14
-
£559 GBP
$749 USD
View
B+
Retailer 15
-
£597 GBP
$800 USD
View
B
Retailer 16
-
£814 GBP
View
Most Expensive
B
Reve Diamonds
AFA477F10 · Oct 30
£860 GBP
$1,153 USD
View
16 more retailers have this diamond
Prices start from £140 GBPSave up to £721 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
£140 GBP