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Princess|Lab Grown|IGI

1.71ct G SI1 Princess Lab Grown Diamond

GD • G/SI1 • IGI LG570367221

Shape and cutting style on the report: Princess cut

Certificate IGI LG570367221

Diamond specifications and retailer prices

From €244 EUR
$273 USD
As of October 30, 2026
Save €1,931 EUR (89%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €2,175 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.71ct lab-grown princess diamond

This 1.71ct lab-grown princess sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG570367221 or 570367221. Listed at 15 retailers as of October 30, 2026, with prices from €244 to €2,175, a €1,931 spread on the same certified stone. Do Amore Diamonds lists it at €2,175. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.71
Carat
G
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.9°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG570367221
Dimensions6.45 × 6.38 × 4.60 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
6.45 mm6.38 mm1.71 ctG / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG570367221
Side View
Table 67.0%Crown 41.9°Girdle: Slightly ThickPavilion 38.2°Culet: NoneDepth 72.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €2,175 EUR|Low: €303 EUR|High: €2,175 EUR|Avg: €866 EUR
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 6€303 EUR
Retailer 8€426 EUR
Retailer 5€430 EUR
Retailer 9€503 EUR
Retailer 4€594 EUR
Retailer 3€803 EUR
Retailer 10€877 EUR
Retailer 7€932 EUR
Retailer 11€1,078 EUR
Retailer 2€1,341 EUR
Do Amore Diamonds€2,175 EUR

22 data points across 11 retailers

15 retailers€244 EUR to €2,175 EUR

Retailer 1
-
€223 EUR
$249 USD
Price last confirmed 19 days ago
B+
Retailer 2
-
€244 EUR
$273 USD
View
Retailer 3
-
€284 EUR
$317 USD
View
Price last confirmed 12 days ago
Retailer 4
-
€303 EUR
$339 USD
View
Price last confirmed 15 days ago
Retailer 5
-
€303 EUR
$339 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
€426 EUR
$476 USD
View
B+
Retailer 7
-
€430 EUR
$480 USD
View
B+
Retailer 8
-
€503 EUR
$562 USD
View
B
Retailer 9
-
€594 EUR
£523 GBP
View
B
Retailer 10
-
€803 EUR
$897 USD
View
B
Retailer 11
-
€877 EUR
$980 USD
View
B
Retailer 12
-
€932 EUR
$1,041 USD
View
B
Retailer 13
-
€1,078 EUR
$1,204 USD
View
B
Retailer 14
-
€1,341 EUR
£1,180 GBP
View
Most Expensive
C
Do Amore Diamonds
27-E59DBDA97 · Oct 31
€2,175 EUR
$2,430 USD
View
14 more retailers have this diamond
Prices start from €244 EURSave up to €1,931 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.

B+
1.71ct Princess
€244 EUR