CaratHunter
Plans
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 $333 SGD
$260 USD
As of November 1, 2026
Save $1,329 SGD (80%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,661 SGD at Reve Diamonds · As of November 1, 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 1, 2026, with prices from $333 to $1,661, a $1,329 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°
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 1
Current: $697 SGD|Low: $297 SGD|High: $1,670 SGD|Avg: $855 SGD|+19.9%
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 3, 2026
Retailer 6$333 SGD
Retailer 16$370 SGD
Retailer 2$496 SGD
Retailer 12$567 SGD
Retailer 7$624 SGD
Retailer 4$627 SGD
Retailer 10$638 SGD
Retailer 1$697 SGD
Retailer 3$774 SGD
Retailer 13$901 SGD
Retailer 15$908 SGD
Retailer 11$1,188 SGD
Retailer 14$1,192 SGD
Retailer 5$1,255 SGD
Retailer 8$1,407 SGD
Retailer 9$1,481 SGD
Reve Diamonds$1,661 SGD

39 data points across 17 retailers

20 retailers$333 SGD to $1,661 SGD

Retailer 1
-
$266 SGD
$208 USD
Price last confirmed 41 days ago
Retailer 2
-
$308 SGD
$241 USD
View
Price last confirmed 40 days ago
Retailer 3
-
$326 SGD
$255 USD
View
Price last confirmed 36 days ago
A
Retailer 4
-
$333 SGD
$260 USD
View
Final sale: no returns
Retailer 5
-
$370 SGD
$289 USD
View
Price last confirmed 21 days ago
Retailer 6
-
$370 SGD
$289 USD
View
Price last confirmed 8 days ago
A
Retailer 7
-
$567 SGD
€422 EUR
View
B+
Retailer 8
-
$624 SGD
$488 USD
View
A
Retailer 9
-
$627 SGD
$490 USD
View
B+
Retailer 10
-
$638 SGD
ZAR 8,059 ZAR
View
B+
Retailer 11
-
$697 SGD
£429 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
-
$1,188 SGD
$929 USD
View
B
Retailer 16
-
$1,192 SGD
$932 USD
View
B
Retailer 17
-
$1,255 SGD
$981 USD
View
Retailer 18
-
$1,407 SGD
$1,100 USD
View
Price last confirmed 41 days ago
B
Retailer 19
-
$1,481 SGD
£912 GBP
View
Most Expensive
B
Reve Diamonds
702A71D89 · Nov 1
$1,661 SGD
$1,299 USD
View
19 more retailers have this diamond
Prices start from $333 SGDSave up to $1,329 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
$333 SGD