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Oval|Lab Grown|IGI

1.85ct E FL Oval Lab Grown Diamond

ID • E/FL • IGI LG836620545

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG836620545

Diamond specifications and retailer prices

From £299 GBP
$397 USD
As of October 26, 2026
Save £4,006 GBP (93%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: £4,305 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.85ct lab-grown oval diamond

This 1.85ct 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 LG836620545 or 836620545. Listed at 20 retailers as of October 26, 2026, with prices from £299 to £4,305, a £4,006 spread on the same certified stone. Brilliant Earth lists it at £4,305. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.85
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836620545
Dimensions10.08 × 6.97 × 4.20 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
10.08 mm6.97 mm1.85 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836620545
Side View
Table 60.0%Crown 33.7°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 60.3%

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 26
Current: £4,305 GBP|Low: £299 GBP|High: £4,305 GBP|Avg: £1,145 GBP
Brilliant Earth
Retailer 2
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Retailer 20
October 29, 2026
Retailer 3£299 GBP
Retailer 18£334 GBP
Retailer 11£341 GBP
Retailer 8£370 GBP
Retailer 17£370 GBP
Retailer 16£482 GBP
Retailer 19£586 GBP
Retailer 15£605 GBP
Retailer 14£636 GBP
Retailer 9£637 GBP
Retailer 20£1,039 GBP
Retailer 4£1,128 GBP
Retailer 7£1,190 GBP
Retailer 5£1,217 GBP
Retailer 12£1,274 GBP
Retailer 6£1,289 GBP
Retailer 10£1,303 GBP
Retailer 2£1,454 GBP
Retailer 13£3,202 GBP
Brilliant Earth£4,305 GBP

28 data points across 20 retailers

20 retailers£299 GBP to £4,305 GBP

A
Cheapest Retailer
-
£299 GBP
$397 USD
A
Retailer 2
-
£334 GBP
$444 USD
View
A
Retailer 3
-
£341 GBP
$453 USD
View
Final sale: no returns
A
Retailer 4
-
£370 GBP
$492 USD
View
A
Retailer 5
-
£370 GBP
$492 USD
View
A
Retailer 6
-
£482 GBP
$640 USD
View
A
Retailer 7
-
£586 GBP
$779 USD
View
A
Retailer 8
-
£605 GBP
View
A
Retailer 9
-
£636 GBP
ZAR 13,653 ZAR
View
A
Retailer 10
-
£637 GBP
€806 EUR
View
Price last confirmed 10 days ago
B+
Retailer 11
-
£1,039 GBP
$1,380 USD
View
B+
Retailer 12
-
£1,128 GBP
$1,499 USD
View
B+
Retailer 13
-
£1,190 GBP
$1,581 USD
View
B+
Retailer 14
-
£1,217 GBP
$1,617 USD
View
B+
Retailer 15
-
£1,274 GBP
SGD 2,287 SGD
View
B+
Retailer 16
-
£1,289 GBP
$1,713 USD
View
B+
Retailer 17
-
£1,303 GBP
$1,731 USD
View
B+
Retailer 18
-
£1,454 GBP
View
B
Retailer 19
-
£3,202 GBP
$4,255 USD
View
Most Expensive
B
Brilliant Earth
21589864A · Oct 28
£4,305 GBP
$5,720 USD
View
19 more retailers have this diamond
Prices start from £299 GBPSave up to £4,006 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
1.85ct Oval
£299 GBP