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Oval|Lab Grown|IGI

1.03ct D IF Oval Lab Grown Diamond

ID • D/IF • IGI LG726534351

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG726534351

Diamond specifications and retailer prices

From £187 GBP
$250 USD
As of November 1, 2026
Save £1,814 GBP (91%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £2,000 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

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 LG726534351 or 726534351. Listed at 26 retailers as of October 31, 2026, with prices from £187 to £2,000, a £1,814 spread on the same certified stone. Brilliant Earth lists it at £2,000. 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 angle35.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG726534351
Dimensions8.14 × 5.66 × 3.55 mm
L/W Ratio1.44
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
8.14 mm5.66 mm1.03 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG726534351
Side View
Table 61.0%Crown 35.4°Girdle: MED-THKPavilion 41°Culet: NoneDepth 62.7%

Caratlytics Score

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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: £2,000 GBP|Low: £179 GBP|High: £2,000 GBP|Avg: £502 GBP
Brilliant Earth
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
November 1, 2026
Retailer 16£187 GBP
Retailer 8£209 GBP
Retailer 6£216 GBP
Retailer 4£231 GBP
Retailer 2£239 GBP
Retailer 3£312 GBP
Retailer 13£351 GBP
Retailer 11£398 GBP
Retailer 7£414 GBP
Retailer 14£416 GBP
Retailer 9£441 GBP
Retailer 12£564 GBP
Retailer 15£584 GBP
Retailer 5£745 GBP
Retailer 10£934 GBP
Brilliant Earth£2,000 GBP

42 data points across 16 retailers

26 retailers£187 GBP to £2,000 GBP

A
Cheapest Retailer
-
£187 GBP
$250 USD
A
Retailer 2
-
£209 GBP
$280 USD
View
Final sale: no returns
A
Retailer 3
-
£216 GBP
$290 USD
View
Retailer 4
-
£231 GBP
$310 USD
View
Price last confirmed 7 days ago
A
Retailer 5
-
£231 GBP
$310 USD
View
A
Retailer 6
-
£239 GBP
View
A
Retailer 7
-
£258 GBP
HK$2,700 HKD
View
A
Retailer 8
-
£312 GBP
$418 USD
View
A
Retailer 9
-
£351 GBP
$470 USD
View
A
Retailer 10
-
£398 GBP
ZAR 8,617 ZAR
View
B+
Retailer 11
-
£414 GBP
$555 USD
View
B+
Retailer 12
-
£416 GBP
€531 EUR
View
B+
Retailer 13
-
£437 GBP
$586 USD
View
B+
Retailer 14
-
£441 GBP
View
B+
Retailer 15
-
£564 GBP
A$1,162 AUD
View
B+
Retailer 16
-
£584 GBP
$783 USD
View
B+
Retailer 17
-
£622 GBP
SGD 1,126 SGD
View
B+
Retailer 18
-
£745 GBP
$998 USD
View
B
Retailer 19
-
£783 GBP
$1,050 USD
View
B
Retailer 20
-
£811 GBP
$1,087 USD
View
B
Retailer 21
-
£899 GBP
View
B+
Retailer 22
-
£934 GBP
View
B
Retailer 23
-
£1,011 GBP
$1,354 USD
View
Retailer 24
-
£1,138 GBP
$1,525 USD
View
B
Retailer 25
-
£1,469 GBP
View
Most Expensive
B
Brilliant Earth
15732421A · Oct 31
£2,000 GBP
$2,680 USD
View
25 more retailers have this diamond
Prices start from £187 GBPSave up to £1,814 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
£187 GBP