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Marquise|Lab Grown|IGI

1.28ct E VVS1 Marquise Lab Grown Diamond

EX • E/VVS1 • IGI LG843637980

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843637980

Diamond specifications and retailer prices

From $454 SGD
$355 USD
As of October 30, 2026
Save $1,367 SGD (75%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,821 SGD at Michael Trio · As of October 31, 2026
View at Michael Trio

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 E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG843637980 or 843637980. Listed at 8 retailers as of October 30, 2026, with prices from $454 to $1,821, a $1,367 spread on the same certified stone. Michael Trio lists it at $1,821. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.4°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843637980
Dimensions10.96 × 5.60 × 3.56 mm
L/W Ratio1.96
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.96 mm5.60 mm1.28 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843637980
Side View
Table 60.0%Crown 37.4°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 63.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $1,821 SGD|Low: $454 SGD|High: $1,851 SGD|Avg: $1,013 SGD|-1.6%
Michael Trio
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 31, 2026
Retailer 7$454 SGD
Retailer 3$614 SGD
Retailer 6$745 SGD
Retailer 5$786 SGD
Retailer 2$1,136 SGD
Retailer 4$1,147 SGD
Retailer 8$1,364 SGD
Michael Trio$1,821 SGD

4 data points across 8 retailers

8 retailers$454 SGD to $1,821 SGD

B+
Cheapest Retailer
-
$454 SGD
$355 USD
A
Retailer 2
-
$614 SGD
£378 GBP
View
A
Retailer 3
-
$745 SGD
$583 USD
View
A
Retailer 4
-
$786 SGD
$615 USD
View
B+
Retailer 5
-
$1,136 SGD
$889 USD
View
B+
Retailer 6
-
$1,147 SGD
$897 USD
View
B
Retailer 7
-
$1,364 SGD
£840 GBP
View
Most Expensive
B
Michael Trio
1471274854 · Oct 31
$1,821 SGD
View
7 more retailers have this diamond
Prices start from $454 SGDSave up to $1,367 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
$454 SGD