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Round|Lab Grown|IGI

1.85ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG731593533

Shape and cutting style on the report: Round brilliant

Certificate IGI LG731593533

Diamond specifications and retailer prices

From £258 GBP
$344 USD
As of October 29, 2026
Save £2,265 GBP (90%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: £2,523 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.85ct lab-grown round diamond

This 1.85ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG731593533 or 731593533. Listed at 26 retailers as of October 29, 2026, with prices from £258 to £2,523, a £2,265 spread on the same certified stone. Brilliant Earth lists it at £2,523. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG731593533
Dimensions7.86 × 7.91 × 4.90 mm
L/W Ratio1.01
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
7.86 mm7.91 mm1.85 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG731593533
Side View
Table 55.0%Crown 34.1°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.2%

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 29
Current: £2,523 GBP|Low: £213 GBP|High: £2,523 GBP|Avg: £775 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 8£258 GBP
Retailer 5£404 GBP
Retailer 12£406 GBP
Retailer 9£468 GBP
Retailer 11£493 GBP
Retailer 2£507 GBP
Retailer 6£547 GBP
Retailer 7£645 GBP
Retailer 10£668 GBP
Retailer 15£881 GBP
Retailer 3£941 GBP
Retailer 4£1,011 GBP
Retailer 13£1,151 GBP
Retailer 14£1,982 GBP
Brilliant Earth£2,523 GBP

37 data points across 15 retailers

26 retailers£258 GBP to £2,523 GBP

A
Retailer 1
-
£231 GBP
$308 USD
Price last confirmed 37 days ago
A
Retailer 2
-
£231 GBP
$308 USD
View
Price last confirmed 19 days ago
A
Retailer 3
-
£258 GBP
$344 USD
View
Final sale: no returns
A
Retailer 4
-
£268 GBP
$357 USD
View
Price last confirmed 37 days ago
A
Retailer 5
-
£283 GBP
$377 USD
View
Price last confirmed 35 days ago
A
Retailer 6
-
£287 GBP
$382 USD
View
Price last confirmed 17 days ago
A
Retailer 7
-
£287 GBP
$382 USD
View
Price last confirmed 27 days ago
B+
Retailer 8
-
£404 GBP
$538 USD
View
A
Retailer 9
-
£406 GBP
$540 USD
View
A
Retailer 10
-
£468 GBP
€593 EUR
View
A
Retailer 11
-
£493 GBP
ZAR 10,600 ZAR
View
A
Retailer 12
-
£507 GBP
View
A
Retailer 13
-
£547 GBP
$729 USD
View
A
Retailer 14
-
£645 GBP
$859 USD
View
A
Retailer 15
-
£668 GBP
A$1,369 AUD
View
A
Retailer 16
-
£881 GBP
$1,173 USD
View
B+
Retailer 17
-
£921 GBP
$1,227 USD
View
Price last confirmed 33 days ago
B+
Retailer 18
-
£921 GBP
$1,227 USD
View
Price last confirmed 22 days ago
B+
Retailer 19
-
£941 GBP
$1,253 USD
View
B+
Retailer 20
-
£957 GBP
$1,274 USD
View
B+
Retailer 21
-
£1,011 GBP
$1,346 USD
View
B+
Retailer 22
-
£1,102 GBP
$1,468 USD
View
B+
Retailer 23
-
£1,151 GBP
View
B+
Retailer 24
-
£1,155 GBP
$1,538 USD
View
B
Retailer 25
-
£1,982 GBP
$2,640 USD
View
Most Expensive
B
Brilliant Earth
16414829A · Oct 29
£2,523 GBP
$3,360 USD
View
25 more retailers have this diamond
Prices start from £258 GBPSave up to £2,265 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 Round
£258 GBP