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Marquise|Lab Grown|IGI

1.23ct D VVS2 Marquise Lab Grown Diamond

ID • D/VVS2 • IGI LG823612928

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG823612928

Diamond specifications and retailer prices

From $311 SGD
$243 USD
As of October 30, 2026
Save $2,669 SGD (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,980 SGD at Do Amore Diamonds · As of October 31, 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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG823612928 or 823612928. Listed at 19 retailers as of October 30, 2026, with prices from $311 to $2,980, a $2,669 spread on the same certified stone. Do Amore Diamonds lists it at $2,980. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle39.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG823612928
Dimensions11.44 × 5.78 × 3.36 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.44 mm5.78 mm1.23 ctD / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG823612928
Side View
Table 67.0%Crown 34.5°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 58.1%

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: $2,980 SGD|Low: $240 SGD|High: $2,980 SGD|Avg: $1,000 SGD|+23.9%
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
Retailer 14
Retailer 15
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Retailer 17
Retailer 18
November 2, 2026
Retailer 18$311 SGD
Retailer 9$348 SGD
Retailer 12$361 SGD
Retailer 5$385 SGD
Retailer 17$385 SGD
Retailer 8$528 SGD
Retailer 13$556 SGD
Retailer 6$647 SGD
Retailer 11$733 SGD
Retailer 2$808 SGD
Retailer 16$1,034 SGD
Retailer 4$1,242 SGD
Retailer 15$1,292 SGD
Retailer 14$1,366 SGD
Retailer 10$1,581 SGD
Retailer 7$1,699 SGD
Retailer 3$1,712 SGD
Do Amore Diamonds$2,980 SGD

31 data points across 18 retailers

19 retailers$311 SGD to $2,980 SGD

A
Cheapest Retailer
-
$311 SGD
$243 USD
A
Retailer 2
-
$348 SGD
$272 USD
View
Final sale: no returns
A
Retailer 3
-
$361 SGD
$282 USD
View
A
Retailer 4
-
$385 SGD
$301 USD
View
Retailer 5
-
$385 SGD
$301 USD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$528 SGD
$413 USD
View
A
Retailer 7
-
$556 SGD
£342 GBP
View
A
Retailer 8
-
$647 SGD
$506 USD
View
B+
Retailer 9
-
$733 SGD
ZAR 9,258 ZAR
View
B+
Retailer 10
-
$808 SGD
£498 GBP
View
B+
Retailer 11
-
$1,034 SGD
A$1,244 AUD
View
Retailer 12
-
$1,067 SGD
$835 USD
View
Price last confirmed 54 days ago
B
Retailer 13
-
$1,242 SGD
$971 USD
View
B
Retailer 14
-
$1,292 SGD
$1,010 USD
View
B
Retailer 15
-
$1,366 SGD
$1,068 USD
View
B
Retailer 16
-
$1,581 SGD
$1,237 USD
View
B
Retailer 17
-
$1,699 SGD
$1,329 USD
View
B
Retailer 18
-
$1,712 SGD
£1,054 GBP
View
Most Expensive
B
Do Amore Diamonds
27-FC3F2B407 · Oct 31
$2,980 SGD
$2,330 USD
View
18 more retailers have this diamond
Prices start from $311 SGDSave up to $2,669 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
$311 SGD