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Princess|Lab Grown|IGI

1.83ct J SI2 Princess Lab Grown Diamond

ID • J/SI2 • IGI LG440010848

Shape and cutting style on the report: Princess cut

Certificate IGI LG440010848

Diamond specifications and retailer prices

From £984 GBP
$1,310 USD
As of October 29, 2026
Save £2,718 GBP (73%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: £3,702 GBP at MOH London · As of October 25, 2026
View at MOH London

About this 1.83ct lab-grown princess diamond

This 1.83ct lab-grown princess 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 LG440010848 or 440010848. Listed at 10 retailers as of October 25, 2026, with prices from £984 to £3,702, a £2,718 spread on the same certified stone. MOH London lists it at £3,702. 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

1.83
Carat
J
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle43.3°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG440010848
Dimensions6.73 × 6.52 × 4.78 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
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Top View
6.73 mm6.52 mm1.83 ctJ / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG440010848
Side View
Table 69.5%Crown 43.3°Girdle: MediumPavilion 38.7°Culet: NoneDepth 73.3%

Caratlytics Score

How it works →
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: £3,702 GBP|Low: £984 GBP|High: £3,742 GBP|Avg: £1,763 GBP|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 25, 2026
Retailer 2£984 GBP
Retailer 5£1,214 GBP
Retailer 6£1,250 GBP
Retailer 3£1,295 GBP
Retailer 9£1,426 GBP
Retailer 8£1,763 GBP
Retailer 4£2,040 GBP
Retailer 7£2,350 GBP
MOH London£3,702 GBP

11 data points across 9 retailers

10 retailers£984 GBP to £3,702 GBP

A
Cheapest Retailer
-
£984 GBP
$1,310 USD
B+
Retailer 2
-
£1,116 GBP
$1,486 USD
View
B+
Retailer 3
-
£1,214 GBP
$1,617 USD
View
B+
Retailer 4
-
£1,250 GBP
$1,665 USD
View
Final sale: no returns
Retailer 5
-
£1,295 GBP
$1,724 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
£1,295 GBP
$1,724 USD
View
B
Retailer 7
-
£2,040 GBP
$2,717 USD
View
B
Retailer 8
-
£2,350 GBP
$3,129 USD
View
B
Retailer 9
-
£2,427 GBP
$3,232 USD
View
Most Expensive
B
MOH London
LG440010848 · Oct 25
£3,702 GBP
View
9 more retailers have this diamond
Prices start from £984 GBPSave up to £2,718 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 Princess
£984 GBP