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Princess|Lab Grown|IGI

1.71ct E SI1 Princess Lab Grown Diamond

ID • E/SI1 • IGI LG514290249

Shape and cutting style on the report: Princess cut

Certificate IGI LG514290249

Diamond specifications and retailer prices

From $281 SGD
$219 USD
As of October 27, 2026
Save $1,462 SGD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,743 SGD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

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 E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG514290249 or 514290249. Listed at 18 retailers as of October 27, 2026, with prices from $281 to $1,743, a $1,462 spread on the same certified stone. Brilliant Earth lists it at $1,743. 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

1.71
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.4°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG514290249
Dimensions6.61 × 6.45 × 4.55 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.61 mm6.45 mm1.71 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG514290249
Side View
Table 66.5%Crown 44.4°Girdle: MediumPavilion 37.3°Culet: NoneDepth 70.5%

Caratlytics Score

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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: $1,743 SGD|Low: $281 SGD|High: $1,756 SGD|Avg: $831 SGD|-0.7%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
October 29, 2026
Retailer 5$281 SGD
Retailer 3$314 SGD
Retailer 18$326 SGD
Retailer 12$349 SGD
Retailer 10$397 SGD
Retailer 13$448 SGD
Retailer 16$472 SGD
Retailer 7$590 SGD
Retailer 2$647 SGD
Retailer 14$683 SGD
Retailer 11$716 SGD
Retailer 17$725 SGD
Retailer 9$997 SGD
Retailer 15$1,119 SGD
Retailer 4$1,187 SGD
Retailer 8$1,436 SGD
Retailer 6$1,595 SGD
Brilliant Earth$1,743 SGD

35 data points across 18 retailers

18 retailers$281 SGD to $1,743 SGD

A
Cheapest Retailer
-
$281 SGD
$219 USD
A
Retailer 2
-
$314 SGD
$245 USD
View
Final sale: no returns
A
Retailer 3
-
$326 SGD
$254 USD
View
A
Retailer 4
-
$349 SGD
$272 USD
View
A
Retailer 5
-
$397 SGD
$310 USD
View
A
Retailer 6
-
$448 SGD
£275 GBP
View
B+
Retailer 7
-
$472 SGD
$368 USD
View
A
Retailer 8
-
$590 SGD
$460 USD
View
A
Retailer 9
-
$647 SGD
£397 GBP
View
A
Retailer 10
-
$683 SGD
$533 USD
View
B+
Retailer 11
-
$716 SGD
€532 EUR
View
B+
Retailer 12
-
$725 SGD
$566 USD
View
B
Retailer 13
-
$997 SGD
$778 USD
View
B+
Retailer 14
-
$1,119 SGD
$873 USD
View
B
Retailer 15
-
$1,187 SGD
$926 USD
View
B
Retailer 16
-
$1,436 SGD
$1,120 USD
View
Price last confirmed 11 days ago
B
Retailer 17
-
$1,595 SGD
£980 GBP
View
Most Expensive
B
Brilliant Earth
11260603A · Oct 28
$1,743 SGD
$1,360 USD
View
17 more retailers have this diamond
Prices start from $281 SGDSave up to $1,462 SGD

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
1.71ct Princess
$281 SGD