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 $260 USD
As of October 30, 2026
Save $1,039 USD (80%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,299 USD at Reve Diamonds · As of October 30, 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 21 retailers as of October 30, 2026, with prices from $260 to $1,299, a $1,039 spread on the same certified stone. Reve Diamonds lists it at $1,299. 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
Color
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

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $541 USD|Low: $232 USD|High: $1,306 USD|Avg: $670 USD|+18.9%
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
Reve Diamonds
November 1, 2026
Retailer 6$260 USD
Retailer 16$289 USD
Retailer 2$388 USD
Retailer 10$443 USD
Retailer 7$488 USD
Retailer 4$490 USD
Retailer 11$496 USD
Retailer 1$541 USD
Retailer 3$605 USD
Retailer 12$705 USD
Retailer 15$710 USD
Retailer 9$929 USD
Retailer 14$932 USD
Retailer 5$981 USD
Retailer 8$1,100 USD
Retailer 13$1,160 USD
Reve Diamonds$1,299 USD

39 data points across 17 retailers

21 retailers$260 USD to $1,299 USD

Retailer 1
-
$208 USD
Price last confirmed 39 days ago
Retailer 2
-
$241 USD
View
Price last confirmed 38 days ago
Retailer 3
-
$255 USD
View
Price last confirmed 34 days ago
A
Retailer 4
-
$260 USD
View
Final sale: no returns
Retailer 5
-
$289 USD
View
Price last confirmed 19 days ago
A
Retailer 6
-
$289 USD
View
Retailer 7
-
$388 USD
£305 GBP
View
Price last confirmed 14 days ago
A
Retailer 8
-
$443 USD
€422 EUR
View
B+
Retailer 9
-
$488 USD
View
A
Retailer 10
-
$490 USD
View
B+
Retailer 11
-
$496 USD
ZAR 8,019 ZAR
View
B+
Retailer 12
-
$541 USD
£426 GBP
View
B+
Retailer 13
-
$605 USD
View
B+
Retailer 14
-
$705 USD
A$1,084 AUD
View
B+
Retailer 15
-
$710 USD
View
B
Retailer 16
-
$929 USD
View
B
Retailer 17
-
$932 USD
View
B
Retailer 18
-
$981 USD
View
Retailer 19
-
$1,100 USD
View
Price last confirmed 39 days ago
B
Retailer 20
-
$1,160 USD
£913 GBP
View
Most Expensive
B
Reve Diamonds
702A71D89 · Oct 30
$1,299 USD
View
20 more retailers have this diamond
Prices start from $260 USDSave up to $1,039 USD

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
$260 USD