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Oval|Lab Grown|IGI

1.03ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG815610623

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG815610623

Diamond specifications and retailer prices

From £137 GBP
$184 USD
As of October 29, 2026
Save £716 GBP (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: £853 GBP at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.03ct lab-grown oval diamond

This 1.03ct 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 LG815610623 or 815610623. Listed at 17 retailers as of October 29, 2026, with prices from £137 to £853, a £716 spread on the same certified stone. Reve Diamonds lists it at £853. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815610623
Dimensions8.19 × 5.66 × 3.52 mm
L/W Ratio1.45
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
8.19 mm5.66 mm1.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815610623
Side View
Table 64.0%Crown 34.8°Girdle: MED-STKPavilion 41.1°Culet: NoneDepth 62.2%

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: £308 GBP|Low: £131 GBP|High: £860 GBP|Avg: £371 GBP|+3.0%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 16
Reve Diamonds
November 1, 2026
Retailer 3£137 GBP
Retailer 7£154 GBP
Retailer 8£160 GBP
Retailer 4£170 GBP
Retailer 14£170 GBP
Retailer 9£176 GBP
Retailer 13£237 GBP
Retailer 10£293 GBP
Retailer 1£308 GBP
Retailer 6£349 GBP
Retailer 11£416 GBP
Retailer 16£419 GBP
Retailer 2£548 GBP
Retailer 15£578 GBP
Retailer 5£588 GBP
Retailer 12£798 GBP
Reve Diamonds£853 GBP

33 data points across 17 retailers

17 retailers£137 GBP to £853 GBP

A+
Cheapest Retailer
-
£137 GBP
$184 USD
A
Retailer 2
-
£154 GBP
$206 USD
View
Final sale: no returns
A
Retailer 3
-
£160 GBP
$214 USD
View
A
Retailer 4
-
£170 GBP
$228 USD
View
A
Retailer 5
-
£170 GBP
$228 USD
View
A
Retailer 6
-
£176 GBP
View
A
Retailer 7
-
£237 GBP
$318 USD
View
A
Retailer 8
-
£293 GBP
ZAR 6,337 ZAR
View
A
Retailer 9
-
£308 GBP
View
A
Retailer 10
-
£349 GBP
$468 USD
View
A
Retailer 11
-
£416 GBP
A$857 AUD
View
A
Retailer 12
-
£419 GBP
$562 USD
View
B+
Retailer 13
-
£548 GBP
$734 USD
View
B+
Retailer 14
-
£578 GBP
$775 USD
View
B+
Retailer 15
-
£588 GBP
$788 USD
View
B+
Retailer 16
-
£798 GBP
View
Most Expensive
B
Reve Diamonds
8795805EA · Oct 30
£853 GBP
$1,143 USD
View
16 more retailers have this diamond
Prices start from £137 GBPSave up to £716 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+
1.03ct Oval
£137 GBP