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Princess|Lab Grown|IGI

1.61ct F SI1 Princess Lab Grown Diamond

ID • F/SI1 • IGI LG584378273

Shape and cutting style on the report: Princess cut

Certificate IGI LG584378273

Diamond specifications and retailer prices

From $206 USD
As of October 27, 2026
Save $1,774 USD (90%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $1,980 USD at Do Amore Diamonds · As of October 29, 2026
View at Do Amore Diamonds

About this 1.61ct lab-grown princess diamond

This 1.61ct lab-grown princess sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG584378273 or 584378273. Listed at 9 retailers as of October 27, 2026, with prices from $206 to $1,980, a $1,774 spread on the same certified stone. Do Amore Diamonds lists it at $1,980. 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

1.61
Carat
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle47.5°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG584378273
Dimensions6.40 × 6.35 × 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
6.40 mm6.35 mm1.61 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG584378273
Side View
Table 72.0%Crown 47.5°Girdle: MediumPavilion 38.7°Culet: NoneDepth 70.9%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $1,980 USD|Low: $206 USD|High: $2,020 USD|Avg: $805 USD|-1.0%
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 25, 2026
Retailer 7$206 USD
Retailer 5$239 USD
Retailer 9$442 USD
Retailer 4$477 USD
Retailer 3$563 USD
Retailer 11$700 USD
Retailer 12$809 USD
Retailer 6$824 USD
Retailer 8$865 USD
Retailer 10$906 USD
Retailer 2$1,132 USD
Do Amore Diamonds$1,980 USD

19 data points across 12 retailers

9 retailers$206 USD to $1,980 USD

A
Cheapest Retailer
-
$206 USD
A
Retailer 2
-
$239 USD
View
B+
Retailer 3
-
$442 USD
View
Retailer 4
-
$824 USD
View
Price last confirmed 7 days ago
Retailer 5
-
$865 USD
View
Price last confirmed 8 days ago
Retailer 6
-
$890 USD
View
Price last confirmed 29 days ago
B+
Retailer 7
-
$906 USD
View
B
Retailer 8
-
$1,132 USD
£891 GBP
View
Most Expensive
B
Do Amore Diamonds
27-2D45FC263 · Oct 29
$1,980 USD
View
8 more retailers have this diamond
Prices start from $206 USDSave up to $1,774 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
1.61ct Princess
$206 USD