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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 $1,352 AUD
$950 USD
As of October 30, 2026
Save $5,840 AUD (81%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $7,192 AUD 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 $1,352 to $7,192, a $5,840 spread on the same certified stone. MOH London lists it at $7,192. 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: $7,192 AUD|Low: $1,352 AUD|High: $7,250 AUD|Avg: $3,833 AUD|+0.5%
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$1,352 AUD
Retailer 6$2,349 AUD
Retailer 7$2,417 AUD
Retailer 8$2,748 AUD
Retailer 9$3,398 AUD
Retailer 5$3,948 AUD
Retailer 4$4,430 AUD
Retailer 3$4,605 AUD
Retailer 10$5,605 AUD
MOH London$7,192 AUD

19 data points across 10 retailers

12 retailers$1,352 AUD to $7,192 AUD

A
Cheapest Retailer
-
$1,352 AUD
$950 USD
A
Retailer 2
-
$2,160 AUD
$1,517 USD
View
B+
Retailer 3
-
$2,349 AUD
$1,650 USD
View
B+
Retailer 4
-
$2,417 AUD
$1,698 USD
View
Final sale: no returns
B+
Retailer 5
-
$2,506 AUD
$1,760 USD
View
Retailer 6
-
$2,506 AUD
$1,760 USD
View
Price last confirmed 18 days ago
B+
Retailer 7
-
$2,748 AUD
$1,930 USD
View
B
Retailer 8
-
$3,948 AUD
$2,773 USD
View
B
Retailer 9
-
$4,430 AUD
$3,112 USD
View
B
Retailer 10
-
$4,605 AUD
ZAR 52,258 ZAR
View
B
Retailer 11
-
$4,695 AUD
$3,298 USD
View
Most Expensive
B
MOH London
LG407948743 · Oct 29
$7,192 AUD
£3,978 GBP
View
11 more retailers have this diamond
Prices start from $1,352 AUDSave up to $5,840 AUD

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
$1,352 AUD