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Oval|Lab Grown|IGI

1.30ct D FL Oval Lab Grown Diamond

EX • D/FL • IGI LG784604306

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG784604306

Diamond specifications and retailer prices

From £228 GBP
$305 USD
As of October 30, 2026
Save £1,650 GBP (88%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £3,030 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.3ct lab-grown oval diamond

This 1.3ct lab-grown oval sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784604306 or 784604306. Listed at 22 retailers as of October 30, 2026, with a 725% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784604306
Dimensions8.94 × 6.06 × 3.80 mm
L/W Ratio1.48
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
8.94 mm6.06 mm1.30 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784604306
Side View
Table 59.0%Crown 34.8°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £3,030 GBP|Low: £228 GBP|High: £3,030 GBP|Avg: £913 GBP
Brilliant Earth
Retailer 2
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Retailer 22
November 1, 2026
Retailer 8£228 GBP
Retailer 12£324 GBP
Retailer 3£337 GBP
Retailer 19£340 GBP
Retailer 7£391 GBP
Retailer 21£435 GBP
Retailer 17£478 GBP
Retailer 13£490 GBP
Retailer 22£513 GBP
Retailer 16£559 GBP
Retailer 14£563 GBP
Retailer 18£775 GBP
Retailer 9£858 GBP
Retailer 6£1,017 GBP
Retailer 10£1,052 GBP
Retailer 5£1,061 GBP
Retailer 2£1,116 GBP
Retailer 15£1,263 GBP
Retailer 4£1,806 GBP
Retailer 11£1,878 GBP
Retailer 20£2,295 GBP
Brilliant Earth£3,030 GBP

36 data points across 22 retailers

22 retailers£228 GBP to £1,878 GBP

A
Cheapest Retailer
-
£228 GBP
$305 USD
Final sale: no returns
Retailer 2
-
£261 GBP
$350 USD
View
Price last confirmed 39 days ago
Retailer 3
-
£303 GBP
$406 USD
View
Price last confirmed 37 days ago
Retailer 4
-
£319 GBP
$428 USD
View
Price last confirmed 34 days ago
A
Retailer 5
-
£337 GBP
$452 USD
View
A
Retailer 6
-
£340 GBP
$455 USD
View
A
Retailer 7
-
£391 GBP
$524 USD
View
A
Retailer 8
-
£478 GBP
ZAR 10,354 ZAR
View
A
Retailer 9
-
£490 GBP
View
A
Retailer 10
-
£503 GBP
$674 USD
View
A
Retailer 11
-
£513 GBP
$688 USD
View
B+
Retailer 12
-
£775 GBP
$1,038 USD
View
B+
Retailer 13
-
£858 GBP
$1,150 USD
View
B+
Retailer 14
-
£1,017 GBP
$1,363 USD
View
Retailer 15
-
£1,041 GBP
$1,395 USD
View
Price last confirmed 34 days ago
B
Retailer 16
-
£1,052 GBP
$1,410 USD
View
B+
Retailer 17
-
£1,061 GBP
$1,422 USD
View
B+
Retailer 18
-
£1,116 GBP
View
B
Retailer 19
-
£1,806 GBP
$2,420 USD
View
B
Retailer 20
-
£1,878 GBP
$2,516 USD
View
Retailer 21
-
£2,295 GBP
$3,075 USD
View
Price last confirmed 13 days ago
Most Expensive
Brilliant Earth
21802825A · Oct 31
£3,030 GBP
$4,060 USD
View
Price under review
21 more retailers have this diamond
Prices start from £228 GBPSave up to £1,650 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
1.30ct Oval
£228 GBP