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Princess|Lab Grown|IGI

1.70ct E SI1 Princess Lab Grown Diamond

GD • E/SI1 • IGI LG528207701

Shape and cutting style on the report: Princess cut

Certificate IGI LG528207701

Diamond specifications and retailer prices

From $322 SGD
$251 USD
As of October 27, 2026
Save $1,575 SGD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,897 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.7ct lab-grown princess diamond

This 1.7ct 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 standard cut grade and certified by IGI LG528207701 or 528207701. Listed at 19 retailers as of October 27, 2026, with prices from $322 to $1,897, a $1,575 spread on the same certified stone. Brilliant Earth lists it at $1,897. 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

1.70
Carat
E
Colour
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.1°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG528207701
Dimensions6.44 × 6.41 × 4.47 mm
L/W Ratio1.00
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
6.44 mm6.41 mm1.70 ctE / SI1
OriginLab Grown
CutGood
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG528207701
Side View
Table 72.5%Crown 44.1°Girdle: Slightly ThickPavilion 37.3°Culet: NoneDepth 69.7%

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: $1,897 SGD|Low: $309 SGD|High: $1,935 SGD|Avg: $875 SGD|-2.0%
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
Retailer 19
October 29, 2026
Retailer 18$322 SGD
Retailer 9$360 SGD
Retailer 10$373 SGD
Retailer 6$400 SGD
Retailer 19$400 SGD
Retailer 14$514 SGD
Retailer 5$538 SGD
Retailer 15$602 SGD
Retailer 12$638 SGD
Retailer 4$733 SGD
Retailer 7$747 SGD
Retailer 2$758 SGD
Retailer 17$1,227 SGD
Retailer 3$1,284 SGD
Retailer 11$1,350 SGD
Retailer 16$1,436 SGD
Retailer 13$1,610 SGD
Retailer 8$1,740 SGD
Brilliant Earth$1,897 SGD

39 data points across 19 retailers

19 retailers$322 SGD to $1,897 SGD

A
Cheapest Retailer
-
$322 SGD
$251 USD
B+
Retailer 2
-
$360 SGD
$281 USD
View
Final sale: no returns
B+
Retailer 3
-
$373 SGD
$291 USD
View
B+
Retailer 4
-
$400 SGD
$312 USD
View
B+
Retailer 5
-
$400 SGD
$312 USD
View
B+
Retailer 6
-
$514 SGD
£316 GBP
View
B+
Retailer 7
-
$538 SGD
$420 USD
View
B+
Retailer 8
-
$602 SGD
$470 USD
View
B+
Retailer 9
-
$638 SGD
€474 EUR
View
B+
Retailer 10
-
$733 SGD
$572 USD
View
B+
Retailer 11
-
$747 SGD
$583 USD
View
B+
Retailer 12
-
$758 SGD
£466 GBP
View
B
Retailer 13
-
$1,227 SGD
$957 USD
View
B
Retailer 14
-
$1,284 SGD
$1,002 USD
View
B
Retailer 15
-
$1,350 SGD
$1,053 USD
View
B
Retailer 16
-
$1,436 SGD
$1,120 USD
View
Price last confirmed 11 days ago
B
Retailer 17
-
$1,610 SGD
£989 GBP
View
B
Retailer 18
-
$1,740 SGD
$1,357 USD
View
Most Expensive
B
Brilliant Earth
16080965A · Oct 29
$1,897 SGD
$1,480 USD
View
18 more retailers have this diamond
Prices start from $322 SGDSave up to $1,575 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
1.70ct Princess
$322 SGD