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Oval|Lab Grown|IGI

1.03ct D IF Oval Lab Grown Diamond

EX • D/IF • IGI LG825676427

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG825676427

Diamond specifications and retailer prices

From £205 GBP
$275 USD
As of November 1, 2026
Save £1,429 GBP (87%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £1,634 GBP at Do Amore Diamonds · As of November 2, 2026
View at Do Amore 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 LG825676427 or 825676427. Listed at 24 retailers as of November 1, 2026, with prices from £205 to £1,634, a £1,429 spread on the same certified stone. Do Amore Diamonds lists it at £1,634. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825676427
Dimensions8.21 × 5.68 × 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
8.21 mm5.68 mm1.03 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825676427
Side View
Table 58.0%Crown 34.4°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.0%

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 1
Current: £1,634 GBP|Low: £197 GBP|High: £1,634 GBP|Avg: £678 GBP
Do Amore Diamonds
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
Retailer 15
Retailer 16
Retailer 17
November 2, 2026
Retailer 6£205 GBP
Retailer 3£229 GBP
Retailer 7£254 GBP
Retailer 9£254 GBP
Retailer 13£343 GBP
Retailer 5£377 GBP
Retailer 12£439 GBP
Retailer 4£473 GBP
Retailer 11£484 GBP
Retailer 10£494 GBP
Retailer 16£684 GBP
Retailer 2£703 GBP
Retailer 14£832 GBP
Retailer 17£1,024 GBP
Retailer 15£1,131 GBP
Retailer 8£1,487 GBP
Do Amore Diamonds£1,634 GBP

36 data points across 17 retailers

24 retailers£205 GBP to £1,634 GBP

A
Cheapest Retailer
-
£205 GBP
$275 USD
A
Retailer 2
-
£229 GBP
$307 USD
View
Final sale: no returns
A
Retailer 3
-
£254 GBP
$341 USD
View
Retailer 4
-
£254 GBP
$341 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
£343 GBP
$460 USD
View
A
Retailer 6
-
£343 GBP
$460 USD
View
A
Retailer 7
-
£377 GBP
$505 USD
View
B+
Retailer 8
-
£439 GBP
€560 EUR
View
B+
Retailer 9
-
£473 GBP
$634 USD
View
B+
Retailer 10
-
£484 GBP
ZAR 10,474 ZAR
View
B+
Retailer 11
-
£494 GBP
View
B+
Retailer 12
-
£599 GBP
$802 USD
View
B+
Retailer 13
-
£684 GBP
A$1,411 AUD
View
B+
Retailer 14
-
£703 GBP
View
B
Retailer 15
-
£807 GBP
$1,081 USD
View
B
Retailer 16
-
£823 GBP
CA$1,532 CAD
View
B
Retailer 17
-
£832 GBP
A$1,716 AUD
View
B
Retailer 18
-
£902 GBP
$1,209 USD
View
B
Retailer 19
-
£972 GBP
$1,302 USD
View
B
Retailer 20
-
£1,024 GBP
$1,373 USD
View
B
Retailer 21
-
£1,066 GBP
$1,429 USD
View
B
Retailer 22
-
£1,131 GBP
View
B
Retailer 23
-
£1,487 GBP
$1,993 USD
View
Most Expensive
B
Do Amore Diamonds
20-E96860 · Nov 2
£1,634 GBP
$2,190 USD
View
23 more retailers have this diamond
Prices start from £205 GBPSave up to £1,429 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
£205 GBP