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Princess|Lab Grown|IGI

1.23ct D VS1 Princess Lab Grown Diamond

EX • D/VS1 • IGI LG628403431

Shape and cutting style on the report: Princess cut

Certificate IGI LG628403431

Diamond specifications and retailer prices

From $449 NZD
As of November 4, 2026
Save $1,819 NZD (80%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $2,268 NZD at Reve Diamonds · As of November 4, 2026
View at Reve 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 LG628403431 or 628403431. Listed at 20 retailers as of November 4, 2026, with prices from $449 to $2,268, a $1,819 spread on the same certified stone. Reve Diamonds lists it at $2,268. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628403431
Dimensions5.82 × 5.80 × 4.18 mm
L/W Ratio1.00
Culet sizePointed
Top View
5.82 mm5.80 mm1.23 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628403431
Side View
Table 69.0%Crown 36.5°Girdle: MediumPavilion 38°Culet: NoneDepth 72.1%

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: Nov 4
Current: $663 NZD|Low: $412 NZD|High: $2,316 NZD|Avg: $1,137 NZD|+7.5%
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
Reve Diamonds
November 4, 2026
Retailer 8$449 NZD
Retailer 5$513 NZD
Retailer 1$663 NZD
Retailer 2$786 NZD
Retailer 11$846 NZD
Retailer 7$869 NZD
Retailer 15$883 NZD
Retailer 12$956 NZD
Retailer 6$1,073 NZD
Retailer 3$1,249 NZD
Retailer 4$1,260 NZD
Retailer 13$1,602 NZD
Retailer 10$1,609 NZD
Retailer 9$1,694 NZD
Retailer 14$2,054 NZD
Reve Diamonds$2,268 NZD

38 data points across 16 retailers

20 retailers$449 NZD to $2,268 NZD

Retailer 1
-
$369 NZD
Price last confirmed 43 days ago
Retailer 2
-
$428 NZD
View
Price last confirmed 42 days ago
A
Retailer 3
-
$449 NZD
View
Final sale: no returns
Retailer 4
-
$452 NZD
View
Price last confirmed 38 days ago
Retailer 5
-
$513 NZD
View
Price last confirmed 23 days ago
Retailer 6
-
$513 NZD
View
Price last confirmed 10 days ago
A
Retailer 7
-
$663 NZD
View
A
Retailer 8
-
$786 NZD
View
A
Retailer 9
-
$846 NZD
View
A
Retailer 10
-
$869 NZD
View
B+
Retailer 11
-
$883 NZD
View
B+
Retailer 12
-
$956 NZD
View
B+
Retailer 13
-
$1,073 NZD
View
Retailer 14
-
$1,249 NZD
View
Price last confirmed 8 days ago
Retailer 15
-
$1,260 NZD
View
Price last confirmed 7 days ago
B
Retailer 16
-
$1,602 NZD
View
B
Retailer 17
-
$1,609 NZD
View
B
Retailer 18
-
$1,694 NZD
View
B
Retailer 19
-
$2,054 NZD
View
Most Expensive
B
Reve Diamonds
702A71D89 · Nov 4
$2,268 NZD
$1,279 USD
View
19 more retailers have this diamond
Prices start from $449 NZDSave up to $1,819 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
$449 NZD