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Oval|Lab Grown|IGI

1.83ct E FL Oval Lab Grown Diamond

EX • E/FL • IGI LG837655279

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG837655279

Diamond specifications and retailer prices

From £668 GBP
$889 USD
As of October 28, 2026
Save £3,177 GBP (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £3,845 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.83ct lab-grown oval diamond

This 1.83ct lab-grown oval sits in the one-and-a-half to two carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG837655279 or 837655279. Listed at 14 retailers as of October 28, 2026, with prices from £668 to £3,845, a £3,177 spread on the same certified stone. Brilliant Earth lists it at £3,845. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.83
Carat
E
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837655279
Dimensions10.01 × 6.89 × 4.30 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
10.01 mm6.89 mm1.83 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837655279
Side View
Table 58.0%Crown 35°Girdle: MediumPavilion 40.4°Culet: NoneDepth 62.4%

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: Oct 28
Current: £3,845 GBP|Low: £668 GBP|High: £3,845 GBP|Avg: £1,599 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
October 29, 2026
Retailer 15£668 GBP
Retailer 9£766 GBP
Retailer 11£773 GBP
Retailer 7£991 GBP
Retailer 2£1,058 GBP
Retailer 5£1,096 GBP
Retailer 4£1,206 GBP
Retailer 10£1,272 GBP
Retailer 14£1,646 GBP
Retailer 12£2,208 GBP
Retailer 13£2,321 GBP
Retailer 3£2,328 GBP
Retailer 6£2,393 GBP
Retailer 8£2,608 GBP
Brilliant Earth£3,845 GBP

12 data points across 15 retailers

14 retailers£668 GBP to £3,845 GBP

A
Cheapest Retailer
-
£668 GBP
$889 USD
Final sale: no returns
A
Retailer 2
-
£766 GBP
View
A
Retailer 3
-
£773 GBP
$1,030 USD
View
B+
Retailer 4
-
£991 GBP
$1,320 USD
View
B+
Retailer 5
-
£1,058 GBP
View
B+
Retailer 6
-
£1,206 GBP
$1,606 USD
View
B+
Retailer 7
-
£1,272 GBP
ZAR 27,368 ZAR
View
B
Retailer 8
-
£1,646 GBP
$2,192 USD
View
B
Retailer 9
-
£2,208 GBP
$2,941 USD
View
B
Retailer 10
-
£2,321 GBP
$3,091 USD
View
B
Retailer 11
-
£2,328 GBP
SGD 4,189 SGD
View
B
Retailer 12
-
£2,393 GBP
$3,187 USD
View
Retailer 13
-
£2,608 GBP
View
Most Expensive
B
Brilliant Earth
22228438A · Oct 29
£3,845 GBP
$5,120 USD
View
13 more retailers have this diamond
Prices start from £668 GBPSave up to £3,177 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
1.83ct Oval
£668 GBP