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Princess|Lab Grown|IGI

4.51ct E VVS2 Princess Lab Grown Diamond

EX • E/VVS2 • IGI LG817612358

Shape and cutting style on the report: Princess cut

Certificate IGI LG817612358

Diamond specifications and retailer prices

From $1,677 AUD
$1,178 USD
As of October 30, 2026
Save $7,349 AUD (81%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $9,026 AUD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.51ct lab-grown princess diamond

This 4.51ct lab-grown princess sits in the three to five carat band, graded E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG817612358 or 817612358. Listed at 15 retailers as of October 29, 2026, with prices from $1,677 to $9,026, a $7,349 spread on the same certified stone. Brilliant Earth lists it at $9,026. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.51
Carat
E
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.9°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817612358
Dimensions9.26 × 9.22 × 6.40 mm
L/W Ratio1.00
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.26 mm9.22 mm4.51 ctE / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817612358
Side View
Table 70.0%Crown 39.9°Girdle: MediumPavilion 38.6°Culet: NoneDepth 69.4%

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: $9,026 AUD|Low: $1,170 AUD|High: $10,051 AUD|Avg: $3,541 AUD|-10.2%
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
Retailer 14
October 30, 2026
Retailer 4$1,170 AUD
Retailer 3$1,677 AUD
Retailer 5$1,789 AUD
Retailer 8$1,818 AUD
Retailer 7$1,876 AUD
Retailer 10$2,491 AUD
Retailer 12$2,618 AUD
Retailer 14$2,890 AUD
Retailer 2$3,382 AUD
Retailer 6$4,035 AUD
Retailer 9$4,621 AUD
Retailer 13$4,774 AUD
Retailer 11$7,082 AUD
Brilliant Earth$9,026 AUD

38 data points across 14 retailers

15 retailers$1,677 AUD to $9,026 AUD

Retailer 1
-
$1,170 AUD
$822 USD
Price last confirmed 13 days ago
B+
Retailer 2
-
$1,677 AUD
$1,178 USD
View
A
Retailer 3
-
$1,789 AUD
$1,257 USD
View
A
Retailer 4
-
$1,818 AUD
€1,216 EUR
View
A
Retailer 5
-
$1,876 AUD
£1,038 GBP
View
A
Retailer 6
-
$2,491 AUD
ZAR 28,268 ZAR
View
A
Retailer 7
-
$2,618 AUD
$1,839 USD
View
A
Retailer 8
-
$2,890 AUD
$2,030 USD
View
B+
Retailer 9
-
$3,382 AUD
$2,376 USD
View
B+
Retailer 10
-
$3,992 AUD
$2,804 USD
View
B+
Retailer 11
-
$4,035 AUD
$2,835 USD
View
B+
Retailer 12
-
$4,621 AUD
£2,556 GBP
View
Retailer 13
-
$4,774 AUD
View
Price last confirmed 22 days ago
Retailer 14
-
$7,082 AUD
$4,975 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
20541347A · Oct 29
$9,026 AUD
$6,340 USD
View
14 more retailers have this diamond
Prices start from $1,677 AUDSave up to $7,349 AUD

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
4.51ct Princess
$1,677 AUD