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 $219 USD
As of October 28, 2026
Save $1,891 USD (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,110 USD 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 $219 to $2,110, a $1,891 spread on the same certified stone. Do Amore Diamonds lists it at $2,110. 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
Color
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

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: $2,110 USD|Low: $215 USD|High: $2,150 USD|Avg: $821 USD|-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$219 USD
Retailer 3$251 USD
Retailer 5$255 USD
Retailer 4$387 USD
Retailer 8$466 USD
Retailer 6$878 USD
Retailer 9$911 USD
Retailer 10$965 USD
Retailer 2$1,210 USD
Retailer 11$1,360 USD
Do Amore Diamonds$2,110 USD

36 data points across 11 retailers

11 retailers$219 USD to $2,110 USD

A
Cheapest Retailer
-
$219 USD
A
Retailer 2
-
$251 USD
View
Final sale: no returns
A
Retailer 3
-
$255 USD
View
A
Retailer 4
-
$387 USD
£304 GBP
View
B+
Retailer 5
-
$466 USD
View
B
Retailer 6
-
$878 USD
View
B+
Retailer 7
-
$911 USD
View
B+
Retailer 8
-
$965 USD
View
B
Retailer 9
-
$1,210 USD
£953 GBP
View
B
Retailer 10
-
$1,360 USD
View
Most Expensive
B
Do Amore Diamonds
27-F7AA09D01 · Oct 29
$2,110 USD
View
10 more retailers have this diamond
Prices start from $219 USDSave up to $1,891 USD

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
$219 USD