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Marquise|Lab Grown|IGI

1.28ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG845652798

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG845652798

Diamond specifications and retailer prices

From $308 SGD
As of November 4, 2026
Save $1,280 SGD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,588 SGD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.28ct lab-grown marquise diamond

This 1.28ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG845652798 or 845652798. Listed at 11 retailers as of November 4, 2026, with prices from $308 to $1,588, a $1,280 spread on the same certified stone. Reve Diamonds lists it at $1,588. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG845652798
Dimensions11.04 × 5.77 × 3.58 mm
L/W Ratio1.91
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.04 mm5.77 mm1.28 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG845652798
Side View
Table 60.0%Crown 35.5°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.0%

Caratlytics Score

How it works →
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: $626 SGD|Low: $308 SGD|High: $1,588 SGD|Avg: $864 SGD|-0.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Reve Diamonds
November 5, 2026
Retailer 4$308 SGD
Retailer 3$455 SGD
Retailer 10$584 SGD
Retailer 8$589 SGD
Retailer 1$626 SGD
Retailer 7$659 SGD
Retailer 5$834 SGD
Retailer 6$1,101 SGD
Retailer 9$1,164 SGD
Retailer 2$1,303 SGD
Reve Diamonds$1,588 SGD

6 data points across 11 retailers

11 retailers$308 SGD to $1,588 SGD

A
Cheapest Retailer
-
$308 SGD
Final sale: no returns
A
Retailer 2
-
$455 SGD
View
A
Retailer 3
-
$584 SGD
View
A
Retailer 4
-
$589 SGD
View
A
Retailer 5
-
$626 SGD
View
A
Retailer 6
-
$659 SGD
View
B+
Retailer 7
-
$834 SGD
View
B
Retailer 8
-
$1,101 SGD
View
B
Retailer 9
-
$1,164 SGD
View
B
Retailer 10
-
$1,303 SGD
View
Most Expensive
B
Reve Diamonds
678C774AB · Nov 4
$1,588 SGD
$1,243 USD
View
10 more retailers have this diamond
Prices start from $308 SGDSave up to $1,280 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
1.28ct Marquise
$308 SGD