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Princess|Lab Grown|IGI

3.03ct E SI1 Princess Lab Grown Diamond

ID • E/SI1 • IGI LG683518379

Shape and cutting style on the report: Princess cut

Certificate IGI LG683518379

Diamond specifications and retailer prices

From $354 USD
As of October 30, 2026
Save $1,369 USD (79%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,723 USD at MOH London · As of October 29, 2026
View at MOH London

About this 3.03ct lab-grown princess diamond

This 3.03ct lab-grown princess sits in the three to five carat band, graded E colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG683518379 or 683518379. Listed at 12 retailers as of October 29, 2026, with prices from $354 to $1,723, a $1,369 spread on the same certified stone. MOH London lists it at $1,723. 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

3.03
Carat
E
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.4°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG683518379
Dimensions8.02 × 7.85 × 5.58 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.02 mm7.85 mm3.03 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG683518379
Side View
Table 66.0%Crown 42.4°Girdle: MED-STKPavilion 38.3°Culet: NoneDepth 71.1%

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 30
Current: $1,723 USD|Low: $354 USD|High: $4,480 USD|Avg: $1,491 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 30, 2026
Retailer 10$354 USD
Retailer 4$411 USD
Retailer 12$439 USD
Retailer 14$486 USD
Retailer 2$539 USD
Retailer 11$590 USD
Retailer 3$704 USD
Retailer 13$754 USD
Retailer 9$788 USD
Retailer 5$881 USD
Retailer 15$984 USD
Retailer 16$1,411 USD
MOH London$1,723 USD
Retailer 7$2,660 USD
Retailer 6$3,823 USD
Retailer 8$4,480 USD

4 data points across 16 retailers

12 retailers$354 USD to $1,723 USD

A
Cheapest Retailer
-
$354 USD
A
Retailer 2
-
$411 USD
View
A
Retailer 3
-
$439 USD
View
A
Retailer 4
-
$486 USD
HK$3,800 HKD
View
A
Retailer 5
-
$539 USD
£424 GBP
View
A
Retailer 6
-
$590 USD
View
B+
Retailer 7
-
$704 USD
View
A
Retailer 8
-
$754 USD
View
A
Retailer 9
-
$788 USD
£621 GBP
View
B+
Retailer 10
-
$984 USD
View
B
Retailer 11
-
$1,411 USD
View
Most Expensive
B
MOH London
LG683518379 · Oct 29
$1,723 USD
£1,357 GBP
View
11 more retailers have this diamond
Prices start from $354 USDSave up to $1,369 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
3.03ct Princess
$354 USD