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Round|Lab Grown|IGI

1.73ct J VS1 Round Lab Grown Diamond

ID • J/VS1 • IGI LG407948743

Shape and cutting style on the report: Round brilliant

Certificate IGI LG407948743

Diamond specifications and retailer prices

From €850 EUR
$950 USD
As of October 30, 2026
Save €3,672 EUR (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €4,522 EUR at MOH London · As of October 29, 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 LG407948743 or 407948743. Listed at 12 retailers as of October 29, 2026, with prices from €850 to €4,522, a €3,672 spread on the same certified stone. MOH London lists it at €4,522. 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 angle34.3°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG407948743
Dimensions7.68 × 7.74 × 4.67 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD) Type IIa
Top View
7.68 mm7.74 mm1.73 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG407948743
Side View
Table 59.0%Crown 34.3°GirdlePavilion 40.5°Culet: NoneDepth 60.4%

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: €4,522 EUR|Low: €850 EUR|High: €4,558 EUR|Avg: €2,297 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€850 EUR
Retailer 8€1,358 EUR
Retailer 11€1,477 EUR
Retailer 13€1,520 EUR
Retailer 9€1,575 EUR
Retailer 3€1,728 EUR
Retailer 4€2,137 EUR
Retailer 10€2,482 EUR
Retailer 7€2,786 EUR
Retailer 6€2,895 EUR
Retailer 12€2,952 EUR
Retailer 5€3,524 EUR
MOH London€4,522 EUR

19 data points across 13 retailers

12 retailers€850 EUR to €4,522 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
-
€1,520 EUR
$1,698 USD
View
Final sale: no returns
B+
Retailer 5
-
€1,575 EUR
$1,760 USD
View
Retailer 6
-
€1,575 EUR
$1,760 USD
View
Price last confirmed 18 days ago
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
LG407948743 · Oct 29
€4,522 EUR
£3,978 GBP
View
11 more retailers have this diamond
Prices start from €850 EURSave up to €3,672 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