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Princess|Lab Grown|IGI

1.57ct E SI1 Princess Lab Grown Diamond

EX • E/SI1 • IGI LG602312535

Shape and cutting style on the report: Princess cut

Certificate IGI LG602312535

Diamond specifications and retailer prices

From $213 SGD
$166 USD
As of October 27, 2026
Save $1,176 SGD (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,389 SGD at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

About this 1.57ct lab-grown princess diamond

This 1.57ct 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 LG602312535 or 602312535. Listed at 18 retailers as of October 27, 2026, with prices from $213 to $1,389, a $1,176 spread on the same certified stone. Reve Diamonds lists it at $1,389. 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

1.57
Carat
E
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle49°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG602312535
Dimensions6.23 × 6.17 × 4.53 mm
L/W Ratio1.01
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
6.23 mm6.17 mm1.57 ctE / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG602312535
Side View
Table 74.0%Crown 49°Girdle: MediumPavilion 38.6°Culet: NoneDepth 73.4%

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: $465 SGD|Low: $168 SGD|High: $1,389 SGD|Avg: $668 SGD|+4.1%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Reve Diamonds
October 29, 2026
Retailer 9$213 SGD
Retailer 2$237 SGD
Retailer 6$356 SGD
Retailer 4$454 SGD
Retailer 1$465 SGD
Retailer 5$475 SGD
Retailer 11$601 SGD
Retailer 10$605 SGD
Retailer 8$893 SGD
Retailer 3$916 SGD
Retailer 7$1,231 SGD
Reve Diamonds$1,389 SGD

41 data points across 12 retailers

18 retailers$213 SGD to $1,389 SGD

A
Cheapest Retailer
-
$213 SGD
$166 USD
A
Retailer 2
-
$213 SGD
$166 USD
View
Price last confirmed 37 days ago
A
Retailer 3
-
$237 SGD
$185 USD
View
Final sale: no returns
A
Retailer 4
-
$246 SGD
$192 USD
View
Price last confirmed 36 days ago
A
Retailer 5
-
$246 SGD
$192 USD
View
A
Retailer 6
-
$260 SGD
$203 USD
View
Price last confirmed 34 days ago
A
Retailer 7
-
$263 SGD
$205 USD
View
A
Retailer 8
-
$263 SGD
$205 USD
View
B+
Retailer 9
-
$356 SGD
$278 USD
View
A
Retailer 10
-
$454 SGD
€337 EUR
View
A
Retailer 11
-
$465 SGD
£286 GBP
View
A
Retailer 12
-
$475 SGD
£292 GBP
View
B+
Retailer 13
-
$601 SGD
$469 USD
View
B+
Retailer 14
-
$605 SGD
$472 USD
View
B+
Retailer 15
-
$893 SGD
$697 USD
View
B+
Retailer 16
-
$916 SGD
$715 USD
View
B
Retailer 17
-
$1,231 SGD
£756 GBP
View
Most Expensive
B
Reve Diamonds
D71178277 · Oct 28
$1,389 SGD
$1,084 USD
View
17 more retailers have this diamond
Prices start from $213 SGDSave up to $1,176 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
1.57ct Princess
$213 SGD