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Oval|Lab Grown|IGI

1.03ct D FL Oval Lab Grown Diamond

ID • D/FL • IGI LG786634358

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG786634358

Diamond specifications and retailer prices

From £431 GBP
$578 USD
As of October 29, 2026
Save £1,905 GBP (82%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £2,336 GBP at MOH London · As of October 29, 2026
View at MOH London

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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG786634358 or 786634358. Listed at 23 retailers as of October 29, 2026, with prices from £431 to £2,336, a £1,905 spread on the same certified stone. MOH London lists it at £2,336. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786634358
Dimensions8.18 × 5.62 × 3.48 mm
L/W Ratio1.46
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
8.18 mm5.62 mm1.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786634358
Side View
Table 60.0%Crown 35.5°Girdle: MED-THKPavilion 40.4°Culet: NoneDepth 61.9%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £2,336 GBP|Low: £414 GBP|High: £2,352 GBP|Avg: £985 GBP|+0.5%
MOH London
Retailer 2
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Retailer 7
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 17
October 30, 2026
Retailer 16£431 GBP
Retailer 2£484 GBP
Retailer 4£484 GBP
Retailer 8£535 GBP
Retailer 17£535 GBP
Retailer 15£634 GBP
Retailer 6£680 GBP
Retailer 9£718 GBP
Retailer 10£836 GBP
Retailer 12£849 GBP
Retailer 11£920 GBP
Retailer 14£1,208 GBP
Retailer 3£1,408 GBP
Retailer 5£1,411 GBP
Retailer 7£1,558 GBP
Retailer 13£2,209 GBP
MOH London£2,336 GBP

42 data points across 17 retailers

23 retailers£431 GBP to £2,336 GBP

B+
Cheapest Retailer
-
£431 GBP
$578 USD
B+
Retailer 2
-
£484 GBP
$648 USD
View
Final sale: no returns
B+
Retailer 3
-
£484 GBP
$648 USD
View
B+
Retailer 4
-
£521 GBP
$698 USD
View
B+
Retailer 5
-
£535 GBP
$717 USD
View
Retailer 6
-
£535 GBP
$717 USD
View
Price last confirmed 14 days ago
B+
Retailer 7
-
£583 GBP
HK$6,100 HKD
View
B+
Retailer 8
-
£634 GBP
$850 USD
View
B+
Retailer 9
-
£680 GBP
$911 USD
View
B+
Retailer 10
-
£718 GBP
$962 USD
View
B+
Retailer 11
-
£836 GBP
View
B
Retailer 12
-
£849 GBP
€1,083 EUR
View
Price last confirmed 7 days ago
B+
Retailer 13
-
£920 GBP
ZAR 19,912 ZAR
View
B
Retailer 14
-
£1,208 GBP
$1,618 USD
View
Retailer 15
-
£1,279 GBP
$1,714 USD
View
Price last confirmed 38 days ago
B
Retailer 16
-
£1,408 GBP
$1,886 USD
View
B
Retailer 17
-
£1,411 GBP
SGD 2,554 SGD
View
B
Retailer 18
-
£1,558 GBP
View
B
Retailer 19
-
£1,733 GBP
$2,323 USD
View
B
Retailer 20
-
£1,792 GBP
$2,401 USD
View
B
Retailer 21
-
£2,008 GBP
$2,691 USD
View
B
Retailer 22
-
£2,209 GBP
$2,960 USD
View
Most Expensive
B
MOH London
LG786634358 · Oct 29
£2,336 GBP
View
22 more retailers have this diamond
Prices start from £431 GBPSave up to £1,905 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.

B+
1.03ct Oval
£431 GBP