Princess|Lab Grown|IGI

1.71ct I SI1 Princess Lab Grown Diamond

GD • I/SI1 • IGI LG440014055

Shape and cutting style on the report: Princess cut

Certificate IGI LG440014055

Diamond specifications and retailer prices

From $1,473 USD
As of November 2, 2026
Save $3,408 USD (70%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,881 USD at MOH London · As of November 1, 2026
View at MOH London

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 I colour (near-colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI LG440014055 or 440014055. Listed at 10 retailers as of November 1, 2026, with prices from $1,473 to $4,881, a $3,408 spread on the same certified stone. MOH London lists it at $4,881. 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
I
Color
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.9°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG440014055
Dimensions6.49 × 6.46 × 4.70 mm
L/W Ratio1.00
Culet sizePointed
Cert comments
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Top View
6.49 mm6.46 mm1.71 ctI / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG440014055
Side View
Table 68.5%Crown 41.9°Girdle: MED-STKPavilion 38.9°Culet: NoneDepth 72.8%

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: Nov 2
Current: $4,881 USD|Low: $1,473 USD|High: $4,947 USD|Avg: $2,724 USD
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 1, 2026
Retailer 3$1,473 USD
Retailer 5$1,649 USD
Retailer 8$1,685 USD
Retailer 2$1,880 USD
Retailer 10$1,891 USD
Retailer 7$2,326 USD
Retailer 4$2,695 USD
Retailer 6$3,102 USD
MOH London$4,881 USD
Retailer 9$4,893 USD

16 data points across 10 retailers

10 retailers$1,473 USD to $4,881 USD

B+
Cheapest Retailer
-
$1,473 USD
B
Retailer 2
-
$1,603 USD
View
B
Retailer 3
-
$1,649 USD
View
Final sale: no returns
B
Retailer 4
-
$1,709 USD
View
Retailer 5
-
$1,709 USD
View
Price last confirmed 20 days ago
B
Retailer 6
-
$1,880 USD
View
B
Retailer 7
-
$2,695 USD
View
B
Retailer 8
-
$3,102 USD
View
B
Retailer 9
-
$3,203 USD
View
Most Expensive
C
MOH London
LG440014055 · Nov 1
$4,881 USD
£3,843 GBP
View
9 more retailers have this diamond
Prices start from $1,473 USDSave up to $3,408 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.

B+
1.71ct Princess
$1,473 USD