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Princess|Lab Grown|IGI

4.20ct G VS1 Princess Lab Grown Diamond

ID • G/VS1 • IGI LG563228826

Shape and cutting style on the report: Princess cut

Certificate IGI LG563228826

Diamond specifications and retailer prices

From $1,512 NZD
£670 GBP
As of November 1, 2026
Save $8,867 NZD (85%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $12,477 NZD at Brilliant Earth · As of October 1, 2026
View at Brilliant Earth

About this 4.2ct lab-grown princess diamond

This 4.2ct lab-grown princess sits in the three to five carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG563228826 or 563228826. Listed at 25 retailers as of November 1, 2026, with a 586% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.20
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.6°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG563228826
Dimensions8.89 × 8.82 × 6.14 mm
L/W Ratio1.01
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
8.89 mm8.82 mm4.20 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG563228826
Side View
Table 67.0%Crown 41.6°Girdle: STK-THKPavilion 38.4°Culet: NoneDepth 69.6%

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: Nov 1
Current: $2,399 NZD|Low: $1,306 NZD|High: $13,081 NZD|Avg: $4,509 NZD|-1.5%
Retailer 1
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
Retailer 17
Retailer 18
November 2, 2026
Retailer 15$1,512 NZD
Retailer 11$1,649 NZD
Retailer 6$1,914 NZD
Retailer 16$1,919 NZD
Retailer 7$2,122 NZD
Retailer 1$2,399 NZD
Retailer 18$3,205 NZD
Retailer 17$3,460 NZD
Retailer 2$4,017 NZD
Retailer 10$4,521 NZD
Retailer 12$4,619 NZD
Retailer 5$5,201 NZD
Retailer 4$5,353 NZD
Retailer 13$5,873 NZD
Retailer 3$6,242 NZD
Retailer 8$6,698 NZD
Retailer 9$7,404 NZD
Retailer 14$10,379 NZD

38 data points across 18 retailers

25 retailers$1,512 NZD to $10,379 NZD

Retailer 1
-
$1,189 NZD
$669 USD
Price last confirmed 14 days ago
Retailer 2
-
$1,292 NZD
$727 USD
View
Price last confirmed 20 days ago
Retailer 3
-
$1,379 NZD
$776 USD
View
Price last confirmed 15 days ago
Retailer 4
-
$1,379 NZD
$776 USD
View
Price last confirmed 17 days ago
A
Retailer 5
-
$1,512 NZD
£670 GBP
View
A
Retailer 6
-
$1,649 NZD
$928 USD
View
Final sale: no returns
B+
Retailer 7
-
$1,914 NZD
$1,077 USD
View
A
Retailer 8
-
$1,919 NZD
$1,080 USD
View
A
Retailer 9
-
$2,122 NZD
$1,194 USD
View
A
Retailer 10
-
$2,399 NZD
£1,063 GBP
View
B+
Retailer 11
-
$3,205 NZD
A$2,774 AUD
View
B+
Retailer 12
-
$3,460 NZD
$1,947 USD
View
B+
Retailer 13
-
$4,017 NZD
ZAR 36,516 ZAR
View
Retailer 14
-
$4,278 NZD
$2,407 USD
View
Price last confirmed 17 days ago
Retailer 15
-
$4,521 NZD
$2,544 USD
View
Price last confirmed 14 days ago
B
Retailer 16
-
$4,572 NZD
CA$3,573 CAD
View
B
Retailer 17
-
$4,619 NZD
$2,599 USD
View
Retailer 18
-
$5,201 NZD
£2,304 GBP
View
Price last confirmed 11 days ago
B
Retailer 19
-
$5,353 NZD
$3,012 USD
View
B
Retailer 20
-
$5,618 NZD
$3,161 USD
View
B
Retailer 21
-
$5,873 NZD
£2,602 GBP
View
B
Retailer 22
-
$6,698 NZD
SGD 5,093 SGD
View
B
Retailer 23
-
$7,404 NZD
$4,166 USD
View
B
Retailer 24
-
$10,379 NZD
$5,840 USD
View
Most Expensive
Brilliant Earth
15669777Y · Oct 1
$12,477 NZD
$7,020 USD
View
Price last confirmed 32 days ago
24 more retailers have this diamond
Prices start from $1,512 NZDSave up to $8,867 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
4.20ct Princess
$1,512 NZD