CaratHunter
Plans
Princess|Lab Grown|IGI

1.23ct E SI1 Princess Lab Grown Diamond

ID • E/SI1 • IGI LG555291418

Certificate IGI LG555291418

Diamond specifications and retailer prices

From $252 USD
Save $868 USD (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $1,120 USD at Brilliant Earth
View at Brilliant Earth

About this 1.23ct lab-grown princess diamond

This 1.23ct 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 LG555291418 or 555291418. Listed at 10 retailers, with prices from $252 to $1,120 at Brilliant Earth, a $868 spread on the same certified stone. 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

1.23
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46°
Pavilion angle39.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG555291418
Dimensions5.82 × 5.68 × 4.16 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
5.82 mm5.68 mm1.23 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG555291418
Side View
Table 71.0%Crown 46°Girdle: MediumPavilion 39.1°Culet: NoneDepth 73.2%

Caratlytics Score

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

Price History

Last verified: 2 hours ago
Current: $1,120 USD|Low: $230 USD|High: $1,120 USD|Avg: $413 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7

31 data points across 7 retailers

10 retailers$252 USD - $1,120 USD

B+
Cheapest Retailer
-
$252 USD
View
A
Retailer 2
-
$310 USD
£244 GBP
View
A
Retailer 3
-
$318 USD
€303 EUR
View
A
Retailer 4
-
$376 USD
£296 GBP
View
A
Retailer 5
-
$376 USD
£296 GBP
View
A
Retailer 6
-
$376 USD
£296 GBP
View
A
Retailer 7
-
$376 USD
£296 GBP
View
A
Retailer 8
-
$401 USD
View
B+
Retailer 9
-
$505 USD
View
Most Expensive
B
Brilliant Earth
20456197A · Sep 15
$1,120 USD
View
9 more retailers have this diamond
Prices start from $252 USDSave up to $868 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.

A
1.23ct Princess
$252 USD

Similar diamonds

Comparable stones with the same shape, colour and clarity.