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Marquise|Lab Grown|IGI

1.28ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG836611815

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG836611815

Diamond specifications and retailer prices

From $676 SGD
As of November 1, 2026
20 retailers carry this diamond
Most expensive: $1,589 SGD at Reve Diamonds · As of October 25, 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 LG836611815 or 836611815. Listed at 20 retailers as of November 1, 2026. 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 angle34.4°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836611815
Dimensions11.16 × 5.71 × 3.48 mm
L/W Ratio1.95
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.16 mm5.71 mm1.28 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836611815
Side View
Table 63.0%Crown 34.4°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 60.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $1,068 SGD|Low: $264 SGD|High: $1,589 SGD|Avg: $795 SGD
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
October 29, 2026
Retailer 3$276 SGD
Retailer 8$308 SGD
Retailer 5$342 SGD
Retailer 11$456 SGD
Retailer 6$460 SGD
Retailer 15$577 SGD
Retailer 12$596 SGD
Retailer 10$612 SGD
Retailer 9$676 SGD
Retailer 14$832 SGD
Retailer 16$886 SGD
Retailer 2$958 SGD
Retailer 1$1,068 SGD
Retailer 7$1,106 SGD
Retailer 4$1,367 SGD
Retailer 13$1,371 SGD
Reve Diamonds$1,589 SGD

36 data points across 17 retailers

20 retailers

Retailer 1
-
$276 SGD
Price last confirmed 13 days ago
Retailer 2
-
$319 SGD
View
Price last confirmed 12 days ago
Retailer 3
-
$342 SGD
View
Price last confirmed 11 days ago
Retailer 4
-
$342 SGD
View
Price last confirmed 11 days ago
Retailer 5
-
$456 SGD
View
Price last confirmed 10 days ago
Retailer 6
-
$460 SGD
View
Price last confirmed 11 days ago
Retailer 7
-
$577 SGD
View
Price last confirmed 13 days ago
Retailer 8
-
$596 SGD
View
Price last confirmed 9 days ago
Retailer 9
-
$612 SGD
View
Price last confirmed 10 days ago
B+
Retailer 10
-
$676 SGD
View
Retailer 11
-
$832 SGD
View
Price last confirmed 12 days ago
Retailer 12
-
$886 SGD
View
Price last confirmed 10 days ago
Retailer 13
-
$958 SGD
View
Price last confirmed 15 days ago
Retailer 14
-
$1,068 SGD
View
Price last confirmed 7 days ago
Retailer 15
-
$1,098 SGD
View
Price last confirmed 11 days ago
Retailer 16
-
$1,106 SGD
View
Price last confirmed 9 days ago
Retailer 17
-
$1,165 SGD
View
Price last confirmed 10 days ago
Retailer 18
-
$1,367 SGD
View
Price last confirmed 10 days ago
Retailer 19
-
$1,371 SGD
View
Price last confirmed 10 days ago
Most Expensive
Reve Diamonds
8A500A192 · Oct 25
$1,589 SGD
$1,244 USD
View
Price last confirmed 11 days ago
19 more retailers have this diamond
Prices start from $676 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.

B+
1.28ct Marquise
$676 SGD