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Heart|Lab Grown|IGI

1.23ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG650480412

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG650480412

Diamond specifications and retailer prices

From $330 SGD
As of November 4, 2026
Save $2,595 SGD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,925 SGD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.23ct lab-grown heart diamond

This 1.23ct lab-grown heart 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 LG650480412 or 650480412. Listed at 17 retailers as of November 4, 2026, with prices from $330 to $2,925, a $2,595 spread on the same certified stone. Do Amore Diamonds lists it at $2,925. 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 angle33.5°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG650480412
Dimensions6.66 × 7.52 × 4.39 mm
L/W Ratio1.13
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.66 mm7.52 mm1.23 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG650480412
Side View
Table 57.0%Crown 33.5°Girdle: MED-STKPavilion 41°Culet: NoneDepth 58.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: $787 SGD|Low: $315 SGD|High: $1,827 SGD|Avg: $866 SGD|+2.2%
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
November 5, 2026
Retailer 11$330 SGD
Retailer 5$368 SGD
Retailer 2$382 SGD
Retailer 3$407 SGD
Retailer 12$407 SGD
Retailer 10$613 SGD
Retailer 14$681 SGD
Retailer 1$787 SGD
Retailer 4$825 SGD
Retailer 8$1,105 SGD
Retailer 9$1,253 SGD
Retailer 13$1,447 SGD
Retailer 6$1,750 SGD
Retailer 7$1,798 SGD

44 data points across 14 retailers

17 retailers$330 SGD to $2,925 SGD

A
Cheapest Retailer
-
$330 SGD
A
Retailer 2
-
$368 SGD
View
Final sale: no returns
A
Retailer 3
-
$382 SGD
View
A
Retailer 4
-
$407 SGD
View
Retailer 5
-
$407 SGD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$492 SGD
View
A
Retailer 7
-
$613 SGD
View
B+
Retailer 8
-
$681 SGD
View
B+
Retailer 9
-
$787 SGD
View
B+
Retailer 10
-
$825 SGD
View
B+
Retailer 11
-
$1,105 SGD
View
B
Retailer 12
-
$1,253 SGD
View
B
Retailer 13
-
$1,447 SGD
View
B
Retailer 14
-
$1,659 SGD
View
B
Retailer 15
-
$1,755 SGD
View
B
Retailer 16
-
$1,798 SGD
View
Most Expensive
B
Do Amore Diamonds
27-C24E8FBC2 · Nov 4
$2,925 SGD
$2,290 USD
View
16 more retailers have this diamond
Prices start from $330 SGDSave up to $2,595 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 Heart
$330 SGD