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Princess|Lab Grown|IGI

1.23ct D VS1 Princess Lab Grown Diamond

ID • D/VS1 • IGI LG631470520

Shape and cutting style on the report: Princess cut

Certificate IGI LG631470520

Diamond specifications and retailer prices

From $440 NZD
As of November 4, 2026
Save $3,339 NZD (88%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,779 NZD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.23ct lab-grown princess diamond

This 1.23ct lab-grown princess sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG631470520 or 631470520. Listed at 21 retailers as of November 4, 2026, with prices from $440 to $3,779, a $3,339 spread on the same certified stone. Do Amore Diamonds lists it at $3,779. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.23
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.1°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG631470520
Dimensions5.87 × 5.81 × 4.04 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
5.87 mm5.81 mm1.23 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG631470520
Side View
Table 71.0%Crown 42.1°Girdle: MED-STKPavilion 37.6°Culet: NoneDepth 69.5%

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 4
Current: $3,779 NZD|Low: $440 NZD|High: $3,850 NZD|Avg: $1,457 NZD|-1.8%
Do Amore Diamonds
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
November 4, 2026
Retailer 5$440 NZD
Retailer 7$497 NZD
Retailer 3$509 NZD
Retailer 16$656 NZD
Retailer 8$914 NZD
Retailer 10$931 NZD
Retailer 12$970 NZD
Retailer 2$1,013 NZD
Retailer 13$1,059 NZD
Retailer 9$1,320 NZD
Retailer 14$1,577 NZD
Retailer 4$2,037 NZD
Retailer 6$2,104 NZD
Retailer 11$2,163 NZD
Retailer 15$2,241 NZD
Do Amore Diamonds$3,779 NZD

40 data points across 16 retailers

21 retailers$440 NZD to $3,779 NZD

Retailer 1
-
$401 NZD
Price last confirmed 35 days ago
A
Retailer 2
-
$440 NZD
View
Final sale: no returns
Retailer 3
-
$465 NZD
View
Price last confirmed 42 days ago
Retailer 4
-
$490 NZD
View
Price last confirmed 36 days ago
A
Retailer 5
-
$509 NZD
View
A
Retailer 6
-
$656 NZD
View
A
Retailer 7
-
$669 NZD
View
A
Retailer 8
-
$726 NZD
View
B+
Retailer 9
-
$914 NZD
View
A
Retailer 10
-
$931 NZD
View
B+
Retailer 11
-
$953 NZD
View
B+
Retailer 12
-
$970 NZD
View
B+
Retailer 13
-
$1,013 NZD
View
B+
Retailer 14
-
$1,320 NZD
View
B
Retailer 15
-
$1,577 NZD
View
Retailer 16
-
$1,760 NZD
View
Price last confirmed 35 days ago
B
Retailer 17
-
$2,037 NZD
View
B
Retailer 18
-
$2,104 NZD
View
B
Retailer 19
-
$2,163 NZD
View
B
Retailer 20
-
$2,241 NZD
View
Most Expensive
B
Do Amore Diamonds
27-4832C982A · Nov 4
$3,779 NZD
$2,130 USD
View
20 more retailers have this diamond
Prices start from $440 NZDSave up to $3,339 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
1.23ct Princess
$440 NZD