Princess|Lab Grown|IGI

1.05ct E SI1 Princess Lab Grown Diamond

EX • E/SI1 • IGI LG846656808

Shape and cutting style on the report: Princess cut

Certificate IGI LG846656808

Diamond specifications and retailer prices

From $190 USD
As of October 25, 2026
Save $700 USD (79%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $890 USD at MOH London · As of October 26, 2026
View at MOH London

About this 1.05ct lab-grown princess diamond

This 1.05ct 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 LG846656808 or 846656808. Listed at 15 retailers as of October 25, 2026, with prices from $190 to $890, a $700 spread on the same certified stone. MOH London lists it at $890. 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

1.05
Carat
E
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle41.6°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846656808
Dimensions5.53 × 5.45 × 4.01 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.53 mm5.45 mm1.05 ctE / SI1
OriginLab Grown
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG846656808
Side View
Table 71.0%Crown 41.6°Girdle: MediumPavilion 39.6°Culet: NoneDepth 73.6%

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 25
Current: $890 USD|Low: $171 USD|High: $890 USD|Avg: $394 USD
MOH London
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
October 31, 2026
Retailer 5$171 USD
Retailer 6$178 USD
Retailer 14$190 USD
Retailer 8$218 USD
Retailer 10$247 USD
Retailer 11$321 USD
Retailer 9$323 USD
Retailer 13$348 USD
Retailer 12$408 USD
Retailer 3$435 USD
Retailer 16$485 USD
Retailer 2$490 USD
Retailer 7$523 USD
Retailer 4$600 USD
Retailer 15$611 USD
MOH London$890 USD

5 data points across 16 retailers

15 retailers$190 USD to $890 USD

Retailer 1
-
$178 USD
Price last confirmed 7 days ago
A
Retailer 2
-
$190 USD
View
A
Retailer 3
-
$218 USD
HK$1,700 HKD
View
A
Retailer 4
-
$247 USD
£194 GBP
View
B+
Retailer 5
-
$321 USD
£253 GBP
View
B+
Retailer 6
-
$323 USD
€308 EUR
View
B+
Retailer 7
-
$348 USD
View
B+
Retailer 8
-
$408 USD
£321 GBP
View
B
Retailer 9
-
$435 USD
View
B
Retailer 10
-
$485 USD
View
B+
Retailer 11
-
$490 USD
View
B
Retailer 12
-
$523 USD
SGD 707 SGD
View
B
Retailer 13
-
$600 USD
View
B
Retailer 14
-
$611 USD
View
Most Expensive
B
MOH London
LG846656808 · Oct 26
$890 USD
£701 GBP
View
14 more retailers have this diamond
Prices start from $190 USDSave up to $700 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
1.05ct Princess
$190 USD