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Round|Lab Grown|IGI

1.83ct J SI2 Round Lab Grown Diamond

EX • J/SI2 • IGI LG478124713

Shape and cutting style on the report: Round brilliant

Certificate IGI LG478124713

Diamond specifications and retailer prices

From €922 EUR
$1,030 USD
As of October 31, 2026
Save €3,345 EUR (78%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: €4,267 EUR at MOH London · As of October 29, 2026
View at MOH London

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 J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG478124713 or 478124713. Listed at 11 retailers as of October 29, 2026, with prices from €922 to €4,267, a €3,345 spread on the same certified stone. MOH London lists it at €4,267. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle41.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG478124713
Dimensions7.80 × 7.87 × 4.84 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.80 mm7.87 mm1.83 ctJ / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG478124713
Side View
Table 60.0%Crown 34.7°Girdle: MediumPavilion 41.5°Culet: NoneDepth 61.7%

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 31
Current: €4,267 EUR|Low: €922 EUR|High: €4,296 EUR|Avg: €1,917 EUR|-0.5%
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€922 EUR
Retailer 7€1,139 EUR
Retailer 10€1,240 EUR
Retailer 12€1,276 EUR
Retailer 8€1,321 EUR
Retailer 13€1,321 EUR
Retailer 6€1,537 EUR
Retailer 4€1,838 EUR
Retailer 9€2,092 EUR
Retailer 3€2,462 EUR
Retailer 11€2,477 EUR
Retailer 5€2,955 EUR
MOH London€4,267 EUR

22 data points across 13 retailers

11 retailers€922 EUR to €4,267 EUR

A
Cheapest Retailer
-
€922 EUR
$1,030 USD
B+
Retailer 2
-
€1,139 EUR
$1,273 USD
View
B+
Retailer 3
-
€1,240 EUR
$1,385 USD
View
B+
Retailer 4
-
€1,276 EUR
$1,425 USD
View
Final sale: no returns
B+
Retailer 5
-
€1,321 EUR
$1,476 USD
View
Retailer 6
-
€1,321 EUR
$1,476 USD
View
Price last confirmed 19 days ago
B+
Retailer 7
-
€1,537 EUR
£1,352 GBP
View
B
Retailer 8
-
€2,092 EUR
$2,337 USD
View
B
Retailer 9
-
€2,462 EUR
$2,751 USD
View
B
Retailer 10
-
€2,477 EUR
$2,767 USD
View
Most Expensive
C
MOH London
LG478124713 · Oct 29
€4,267 EUR
£3,754 GBP
View
10 more retailers have this diamond
Prices start from €922 EURSave up to €3,345 EUR

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
€922 EUR