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Marquise|Lab Grown|IGI

1.23ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG814623842

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG814623842

Diamond specifications and retailer prices

From $361 SGD
As of November 4, 2026
Save $2,512 SGD (87%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $2,874 SGD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.23ct lab-grown marquise diamond

This 1.23ct lab-grown marquise 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 LG814623842 or 814623842. Listed at 13 retailers as of November 4, 2026, with prices from $361 to $2,874, a $2,512 spread on the same certified stone. Do Amore Diamonds lists it at $2,874. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG814623842
Dimensions11.16 × 5.66 × 3.48 mm
L/W Ratio1.97
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.16 mm5.66 mm1.23 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG814623842
Side View
Table 60.0%Crown 34.1°Girdle: THN-MEDPavilion 40.4°Culet: NoneDepth 61.5%

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: Nov 4
Current: $2,874 SGD|Low: $361 SGD|High: $2,874 SGD|Avg: $1,107 SGD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 5, 2026
Retailer 5$361 SGD
Retailer 3$490 SGD
Retailer 6$589 SGD
Retailer 13$607 SGD
Retailer 10$669 SGD
Retailer 2$766 SGD
Retailer 11$945 SGD
Retailer 7$1,086 SGD
Retailer 9$1,231 SGD
Retailer 4$1,635 SGD
Retailer 12$1,737 SGD
Retailer 8$1,773 SGD
Do Amore Diamonds$2,874 SGD

10 data points across 13 retailers

13 retailers$361 SGD to $2,874 SGD

A
Cheapest Retailer
-
$361 SGD
Final sale: no returns
A
Retailer 2
-
$490 SGD
View
A
Retailer 3
-
$589 SGD
View
A
Retailer 4
-
$607 SGD
View
A
Retailer 5
-
$669 SGD
View
B+
Retailer 6
-
$766 SGD
View
Retailer 7
-
$945 SGD
View
Price last confirmed 8 days ago
B
Retailer 8
-
$1,086 SGD
View
B
Retailer 9
-
$1,231 SGD
View
B
Retailer 10
-
$1,635 SGD
View
B
Retailer 11
-
$1,737 SGD
View
B
Retailer 12
-
$1,773 SGD
View
Most Expensive
B
Do Amore Diamonds
27-7389A6E4E · Nov 4
$2,874 SGD
$2,250 USD
View
12 more retailers have this diamond
Prices start from $361 SGDSave up to $2,512 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 Marquise
$361 SGD