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Round|Lab Grown|IGI

1.73ct J VS1 Round Lab Grown Diamond

ID • J/VS1 • IGI LG492112473

Shape and cutting style on the report: Round brilliant

Certificate IGI LG492112473

Diamond specifications and retailer prices

From €850 EUR
$950 USD
As of October 30, 2026
Save €3,654 EUR (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €4,504 EUR at MOH London · As of October 27, 2026
View at MOH London

About this 1.73ct lab-grown round diamond

This 1.73ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG492112473 or 492112473. Listed at 12 retailers as of October 27, 2026, with prices from €850 to €4,504, a €3,654 spread on the same certified stone. MOH London lists it at €4,504. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.73
Carat
J
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG492112473
Dimensions7.77 × 7.83 × 4.62 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
7.77 mm7.83 mm1.73 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG492112473
Side View
Table 59.0%Crown 32.9°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 59.2%

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 30
Current: €4,504 EUR|Low: €850 EUR|High: €4,558 EUR|Avg: €2,309 EUR|+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
October 30, 2026
Retailer 2€850 EUR
Retailer 7€1,358 EUR
Retailer 10€1,521 EUR
Retailer 8€1,575 EUR
Retailer 11€1,575 EUR
Retailer 12€1,728 EUR
Retailer 3€2,137 EUR
Retailer 9€2,482 EUR
Retailer 6€2,786 EUR
Retailer 5€2,895 EUR
Retailer 4€3,524 EUR
MOH London€4,504 EUR

20 data points across 12 retailers

12 retailers€850 EUR to €4,504 EUR

A
Cheapest Retailer
-
€850 EUR
$950 USD
A
Retailer 2
-
€1,358 EUR
$1,517 USD
View
B+
Retailer 3
-
€1,477 EUR
$1,650 USD
View
B+
Retailer 4
-
€1,521 EUR
$1,699 USD
View
Final sale: no returns
Retailer 5
-
€1,575 EUR
$1,760 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
€1,575 EUR
$1,760 USD
View
B+
Retailer 7
-
€1,728 EUR
$1,930 USD
View
B
Retailer 8
-
€2,482 EUR
$2,773 USD
View
B
Retailer 9
-
€2,786 EUR
$3,112 USD
View
B
Retailer 10
-
€2,895 EUR
ZAR 52,258 ZAR
View
B
Retailer 11
-
€2,952 EUR
$3,298 USD
View
Most Expensive
B
MOH London
LG492112473 · Oct 27
€4,504 EUR
£3,962 GBP
View
11 more retailers have this diamond
Prices start from €850 EURSave up to €3,654 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
1.73ct Round
€850 EUR