Princess|Lab Grown|IGI

1.01ct E SI1 Princess Lab Grown Diamond

EX • E/SI1 • IGI LG845669477

Shape and cutting style on the report: Princess cut

Certificate IGI LG845669477

Diamond specifications and retailer prices

From $147 USD
As of October 27, 2026
Save $472 USD (76%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $619 USD at Friendly Diamonds · As of October 26, 2026
View at Friendly Diamonds

About this 1.01ct lab-grown princess diamond

This 1.01ct lab-grown princess sits in the classic one-carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG845669477 or 845669477. Listed at 13 retailers as of October 26, 2026, with prices from $147 to $619, a $472 spread on the same certified stone. Friendly Diamonds lists it at $619. 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

1.01
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle45.5°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845669477
Dimensions5.32 × 5.30 × 3.95 mm
L/W Ratio1.00
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.32 mm5.30 mm1.01 ctE / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG845669477
Side View
Table 73.0%Crown 45.5°Girdle: STK-THKPavilion 39.9°Culet: NoneDepth 74.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 27
Current: $619 USD|Low: $147 USD|High: $619 USD|Avg: $317 USD
Friendly Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 7$147 USD
Retailer 8$164 USD
Retailer 11$205 USD
Retailer 4$237 USD
Retailer 3$301 USD
Retailer 2$313 USD
Retailer 5$313 USD
Retailer 9$337 USD
Retailer 6$391 USD
Retailer 10$504 USD
Friendly Diamonds$619 USD

7 data points across 11 retailers

13 retailers$147 USD to $619 USD

A
Cheapest Retailer
-
$147 USD
A
Retailer 2
-
$164 USD
View
Final sale: no returns
A
Retailer 3
-
$205 USD
HK$1,600 HKD
View
A
Retailer 4
-
$237 USD
£187 GBP
View
B+
Retailer 5
-
$301 USD
View
B+
Retailer 6
-
$313 USD
€298 EUR
View
B+
Retailer 7
-
$313 USD
£247 GBP
View
B+
Retailer 8
-
$337 USD
View
B+
Retailer 9
-
$391 USD
£308 GBP
View
B
Retailer 10
-
$470 USD
View
B
Retailer 11
-
$504 USD
SGD 681 SGD
View
B
Retailer 12
-
$570 USD
View
Most Expensive
B
Friendly Diamonds
6477358 · Oct 26
$619 USD
View
12 more retailers have this diamond
Prices start from $147 USDSave up to $472 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.

A
1.01ct Princess
$147 USD