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Round|Lab Grown|IGI

1.84ct J SI2 Round Lab Grown Diamond

ID • J/SI2 • IGI LG425064835

Shape and cutting style on the report: Round brilliant

Certificate IGI LG425064835

Diamond specifications and retailer prices

From £761 GBP
$1,020 USD
As of October 30, 2026
Save £2,802 GBP (79%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £3,563 GBP at MOH London · As of October 25, 2026
View at MOH London

About this 1.84ct lab-grown round diamond

This 1.84ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG425064835 or 425064835. Listed at 11 retailers as of October 25, 2026, with prices from £761 to £3,563, a £2,802 spread on the same certified stone. MOH London lists it at £3,563. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.84
Carat
J
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG425064835
Dimensions7.81 × 7.77 × 4.88 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.81 mm7.77 mm1.84 ctJ / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG425064835
Side View
Table 56.0%Crown 36.2°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 62.5%

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: £3,563 GBP|Low: £761 GBP|High: £3,607 GBP|Avg: £1,608 GBP|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 30, 2026
Retailer 2£761 GBP
Retailer 7£955 GBP
Retailer 10£1,039 GBP
Retailer 12£1,069 GBP
Retailer 8£1,108 GBP
Retailer 13£1,108 GBP
Retailer 6£1,289 GBP
Retailer 4£1,540 GBP
Retailer 9£1,752 GBP
Retailer 3£2,064 GBP
Retailer 11£2,076 GBP
Retailer 5£2,477 GBP
MOH London£3,563 GBP

23 data points across 13 retailers

11 retailers£761 GBP to £3,563 GBP

A
Cheapest Retailer
-
£761 GBP
$1,020 USD
B+
Retailer 2
-
£955 GBP
$1,279 USD
View
A
Retailer 3
-
£1,039 GBP
$1,392 USD
View
B+
Retailer 4
-
£1,069 GBP
$1,432 USD
View
Final sale: no returns
Retailer 5
-
£1,108 GBP
$1,484 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
£1,108 GBP
$1,484 USD
View
B+
Retailer 7
-
£1,289 GBP
View
B
Retailer 8
-
£1,752 GBP
$2,348 USD
View
B
Retailer 9
-
£2,064 GBP
$2,766 USD
View
B
Retailer 10
-
£2,076 GBP
$2,782 USD
View
Most Expensive
B
MOH London
LG425064835 · Oct 25
£3,563 GBP
View
10 more retailers have this diamond
Prices start from £761 GBPSave up to £2,802 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
1.84ct Round
£761 GBP