CaratHunter
Plans
Princess|Lab Grown|IGI

1.73ct E SI1 Princess Lab Grown Diamond

ID • E/SI1 • IGI LG553222677

Shape and cutting style on the report: Princess cut

Certificate IGI LG553222677

Diamond specifications and retailer prices

From $312 AUD
$219 USD
As of October 28, 2026
Save $2,692 AUD (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $3,003 AUD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.73ct lab-grown princess diamond

This 1.73ct lab-grown princess sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG553222677 or 553222677. Listed at 11 retailers as of October 28, 2026, with prices from $312 to $3,003, a $2,692 spread on the same certified stone. Do Amore Diamonds lists it at $3,003. 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

1.73
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.4°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG553222677
Dimensions6.60 × 6.52 × 4.50 mm
L/W Ratio1.01
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
6.60 mm6.52 mm1.73 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG553222677
Side View
Table 68.0%Crown 42.4°Girdle: MediumPavilion 37.7°Culet: NoneDepth 69.0%

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 28
Current: $3,003 AUD|Low: $306 AUD|High: $3,060 AUD|Avg: $1,169 AUD|-0.9%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 7$312 AUD
Retailer 3$357 AUD
Retailer 5$363 AUD
Retailer 4$550 AUD
Retailer 8$663 AUD
Retailer 6$1,250 AUD
Retailer 9$1,296 AUD
Retailer 10$1,374 AUD
Retailer 2$1,723 AUD
Retailer 11$1,936 AUD
Do Amore Diamonds$3,003 AUD

36 data points across 11 retailers

11 retailers$312 AUD to $3,003 AUD

A
Cheapest Retailer
-
$312 AUD
$219 USD
A
Retailer 2
-
$357 AUD
$251 USD
View
Final sale: no returns
A
Retailer 3
-
$363 AUD
$255 USD
View
A
Retailer 4
-
$550 AUD
£304 GBP
View
B+
Retailer 5
-
$663 AUD
$466 USD
View
B
Retailer 6
-
$1,250 AUD
$878 USD
View
B+
Retailer 7
-
$1,296 AUD
$911 USD
View
B+
Retailer 8
-
$1,374 AUD
$965 USD
View
B
Retailer 9
-
$1,723 AUD
£953 GBP
View
B
Retailer 10
-
$1,936 AUD
$1,360 USD
View
Most Expensive
B
Do Amore Diamonds
27-F7AA09D01 · Oct 29
$3,003 AUD
$2,110 USD
View
10 more retailers have this diamond
Prices start from $312 AUDSave up to $2,692 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 Princess
$312 AUD