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Round|Lab Grown|IGI

1.84ct J SI2 Round Lab Grown Diamond

VG • J/SI2 • IGI LG436045561

Shape and cutting style on the report: Round brilliant

Certificate IGI LG436045561

Diamond specifications and retailer prices

From £761 GBP
$1,020 USD
As of October 30, 2026
Save £2,817 GBP (79%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £3,578 GBP at MOH London · As of October 29, 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 very-good cut grade and certified by IGI LG436045561 or 436045561. Listed at 10 retailers as of October 29, 2026, with prices from £761 to £3,578, a £2,817 spread on the same certified stone. MOH London lists it at £3,578. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.84
Carat
J
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG436045561
Dimensions7.81 × 7.73 × 4.77 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
7.81 mm7.73 mm1.84 ctJ / SI2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG436045561
Side View
Table 62.5%Crown 34°Girdle: ThickPavilion 40.9°Culet: NoneDepth 61.3%

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 30
Current: £3,578 GBP|Low: £761 GBP|High: £3,607 GBP|Avg: £1,677 GBP|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 30, 2026
Retailer 2£761 GBP
Retailer 3£955 GBP
Retailer 6£1,069 GBP
Retailer 4£1,108 GBP
Retailer 7£1,108 GBP
Retailer 9£1,540 GBP
Retailer 5£1,752 GBP
Retailer 8£2,064 GBP
Retailer 10£2,477 GBP
MOH London£3,578 GBP

14 data points across 10 retailers

10 retailers£761 GBP to £3,578 GBP

A
Cheapest Retailer
-
£761 GBP
$1,020 USD
B+
Retailer 2
-
£955 GBP
$1,279 USD
View
B+
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
-
£1,752 GBP
$2,348 USD
View
B
Retailer 8
-
£2,064 GBP
$2,766 USD
View
B
Retailer 9
-
£2,076 GBP
$2,782 USD
View
Most Expensive
C
MOH London
LG436045561 · Oct 29
£3,578 GBP
View
9 more retailers have this diamond
Prices start from £761 GBPSave up to £2,817 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