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Princess|Lab Grown|IGI

1.23ct D VS1 Princess Lab Grown Diamond

EX • D/VS1 • IGI LG628402863

Shape and cutting style on the report: Princess cut

Certificate IGI LG628402863

Diamond specifications and retailer prices

From $298 SGD
$233 USD
As of October 30, 2026
Save $1,363 SGD (82%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,661 SGD 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 LG628402863 or 628402863. Listed at 21 retailers as of October 30, 2026, with prices from $298 to $1,661, a $1,363 spread on the same certified stone. Reve Diamonds lists it at $1,661. 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 angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628402863
Dimensions5.81 × 5.78 × 4.19 mm
L/W Ratio1.01
Culet sizePointed
Top View
5.81 mm5.78 mm1.23 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628402863
Side View
Table 70.0%Crown 36.5°Girdle: MediumPavilion 38.3°Culet: NoneDepth 72.5%

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: $692 SGD|Low: $256 SGD|High: $1,670 SGD|Avg: $781 SGD|+17.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
Retailer 20
Reve Diamonds
November 1, 2026
Retailer 5$298 SGD
Retailer 10$333 SGD
Retailer 17$345 SGD
Retailer 2$370 SGD
Retailer 6$370 SGD
Retailer 20$496 SGD
Retailer 12$567 SGD
Retailer 11$624 SGD
Retailer 8$627 SGD
Retailer 15$635 SGD
Retailer 1$692 SGD
Retailer 7$774 SGD
Retailer 16$901 SGD
Retailer 19$908 SGD
Retailer 13$996 SGD
Retailer 3$1,188 SGD
Retailer 18$1,192 SGD
Retailer 9$1,255 SGD
Retailer 4$1,304 SGD
Retailer 14$1,489 SGD
Reve Diamonds$1,661 SGD

35 data points across 21 retailers

21 retailers$298 SGD to $1,661 SGD

A
Cheapest Retailer
-
$298 SGD
$233 USD
A
Retailer 2
-
$333 SGD
$260 USD
View
Final sale: no returns
A
Retailer 3
-
$345 SGD
$270 USD
View
A
Retailer 4
-
$370 SGD
$289 USD
View
A
Retailer 5
-
$370 SGD
$289 USD
View
Retailer 6
-
$496 SGD
£305 GBP
View
Price last confirmed 16 days ago
A
Retailer 7
-
$567 SGD
€422 EUR
View
A
Retailer 8
-
$624 SGD
$488 USD
View
A
Retailer 9
-
$627 SGD
$490 USD
View
B+
Retailer 10
-
$635 SGD
ZAR 8,019 ZAR
View
B+
Retailer 11
-
$692 SGD
£426 GBP
View
B+
Retailer 12
-
$774 SGD
$605 USD
View
B+
Retailer 13
-
$901 SGD
A$1,084 AUD
View
B+
Retailer 14
-
$908 SGD
$710 USD
View
B+
Retailer 15
-
$996 SGD
$779 USD
View
B
Retailer 16
-
$1,188 SGD
$929 USD
View
B
Retailer 17
-
$1,192 SGD
$932 USD
View
B
Retailer 18
-
$1,255 SGD
$981 USD
View
Retailer 19
-
$1,304 SGD
$1,020 USD
View
Price last confirmed 18 days ago
B
Retailer 20
-
$1,489 SGD
£917 GBP
View
Most Expensive
B
Reve Diamonds
8F28AA0E1 · Oct 30
$1,661 SGD
$1,299 USD
View
20 more retailers have this diamond
Prices start from $298 SGDSave up to $1,363 SGD

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
$298 SGD