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Princess|Lab Grown|IGI

4.00ct E SI1 Princess Lab Grown Diamond

ID • E/SI1 • IGI LG680523915

Shape and cutting style on the report: Princess cut

Certificate IGI LG680523915

Diamond specifications and retailer prices

From $907 NZD
$511 USD
As of October 30, 2026
Save $4,700 NZD (84%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $5,607 NZD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4ct lab-grown princess diamond

This 4ct 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 LG680523915 or 680523915. Listed at 20 retailers as of October 29, 2026, with prices from $907 to $5,607, a $4,700 spread on the same certified stone. Brilliant Earth lists it at $5,607. 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

4.00
Carat
E
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.4°
Pavilion angle37.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG680523915
Dimensions8.77 × 8.54 × 6.03 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.77 mm8.54 mm4.00 ctE / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG680523915
Side View
Table 64.0%Crown 39.4°Girdle: MediumPavilion 37.7°Culet: NoneDepth 70.6%

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: $5,607 NZD|Low: $907 NZD|High: $10,947 NZD|Avg: $2,637 NZD|-48.8%
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
October 30, 2026
Retailer 12$907 NZD
Retailer 4$1,013 NZD
Retailer 8$1,366 NZD
Retailer 9$1,579 NZD
Retailer 6$1,643 NZD
Retailer 3$1,693 NZD
Retailer 2$1,741 NZD
Retailer 5$2,445 NZD
Retailer 11$2,901 NZD
Retailer 13$3,559 NZD
Retailer 10$4,045 NZD
Retailer 7$4,719 NZD
Brilliant Earth$5,607 NZD

38 data points across 13 retailers

20 retailers$907 NZD to $5,607 NZD

A
Cheapest Retailer
-
$907 NZD
$511 USD
A
Retailer 2
-
$1,013 NZD
$571 USD
View
Final sale: no returns
A
Retailer 3
-
$1,015 NZD
$572 USD
View
Retailer 4
-
$1,125 NZD
$634 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
$1,125 NZD
$634 USD
View
A
Retailer 6
-
$1,226 NZD
HK$5,400 HKD
View
A
Retailer 7
-
$1,366 NZD
$770 USD
View
B+
Retailer 8
-
$1,579 NZD
$890 USD
View
A
Retailer 9
-
$1,643 NZD
€882 EUR
View
A
Retailer 10
-
$1,693 NZD
$954 USD
View
A
Retailer 11
-
$1,741 NZD
£773 GBP
View
B+
Retailer 12
-
$2,445 NZD
$1,378 USD
View
B+
Retailer 13
-
$2,901 NZD
$1,635 USD
View
B+
Retailer 14
-
$2,958 NZD
$1,667 USD
View
B
Retailer 15
-
$3,559 NZD
SGD 2,711 SGD
View
B
Retailer 16
-
$3,659 NZD
$2,062 USD
View
B
Retailer 17
-
$3,698 NZD
$2,084 USD
View
B
Retailer 18
-
$4,045 NZD
$2,280 USD
View
B
Retailer 19
-
$4,719 NZD
£2,094 GBP
View
Most Expensive
B
Brilliant Earth
14717411A · Oct 29
$5,607 NZD
$3,160 USD
View
19 more retailers have this diamond
Prices start from $907 NZDSave up to $4,700 NZD

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
4.00ct Princess
$907 NZD