CaratHunter
Plans
Round|Lab Grown|IGI

1.83ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG743523338

Shape and cutting style on the report: Round brilliant

Certificate IGI LG743523338

Diamond specifications and retailer prices

From £526 GBP
$700 USD
As of October 29, 2026
Save £3,274 GBP (86%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £3,800 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.83ct lab-grown round diamond

This 1.83ct 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 LG743523338 or 743523338. Listed at 24 retailers as of October 29, 2026, with prices from £526 to £3,800, a £3,274 spread on the same certified stone. Brilliant Earth lists it at £3,800. 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
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG743523338
Dimensions7.79 × 7.83 × 4.86 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
HEARTS & ARROWS 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
7.79 mm7.83 mm1.83 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG743523338
Side View
Table 56.0%Crown 35.2°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 62.2%

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 29
Current: £3,800 GBP|Low: £572 GBP|High: £3,800 GBP|Avg: £1,404 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 30, 2026
Retailer 6£572 GBP
Retailer 7£589 GBP
Retailer 10£743 GBP
Retailer 5£800 GBP
Retailer 8£971 GBP
Retailer 2£974 GBP
Retailer 3£990 GBP
Retailer 9£1,121 GBP
Retailer 14£1,503 GBP
Retailer 12£1,518 GBP
Retailer 15£1,976 GBP
Retailer 4£2,057 GBP
Retailer 13£2,065 GBP
Retailer 11£2,399 GBP
Brilliant Earth£3,800 GBP

44 data points across 15 retailers

24 retailers£526 GBP to £3,800 GBP

A
Cheapest Retailer
-
£526 GBP
$700 USD
A
Retailer 2
-
£572 GBP
$762 USD
View
A
Retailer 3
-
£589 GBP
$784 USD
View
Final sale: no returns
A
Retailer 4
-
£610 GBP
$812 USD
View
Retailer 5
-
£611 GBP
$813 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
£711 GBP
HK$7,400 HKD
View
A
Retailer 7
-
£743 GBP
$990 USD
View
A
Retailer 8
-
£800 GBP
$1,066 USD
View
B+
Retailer 9
-
£971 GBP
€1,232 EUR
View
B+
Retailer 10
-
£974 GBP
View
B+
Retailer 11
-
£990 GBP
$1,319 USD
View
B+
Retailer 12
-
£1,023 GBP
$1,362 USD
View
B+
Retailer 13
-
£1,121 GBP
ZAR 24,127 ZAR
View
B+
Retailer 14
-
£1,503 GBP
$2,001 USD
View
Retailer 15
-
£1,518 GBP
A$3,110 AUD
View
Price last confirmed 8 days ago
B
Retailer 16
-
£1,715 GBP
$2,284 USD
View
B+
Retailer 17
-
£1,976 GBP
$2,631 USD
View
B
Retailer 18
-
£2,057 GBP
SGD 3,702 SGD
View
B
Retailer 19
-
£2,065 GBP
$2,750 USD
View
B
Retailer 20
-
£2,082 GBP
$2,772 USD
View
B
Retailer 21
-
£2,095 GBP
$2,791 USD
View
B
Retailer 22
-
£2,104 GBP
$2,802 USD
View
B
Retailer 23
-
£2,399 GBP
View
Most Expensive
B
Brilliant Earth
19055866A · Oct 29
£3,800 GBP
$5,060 USD
View
23 more retailers have this diamond
Prices start from £526 GBPSave up to £3,274 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 Round
£526 GBP