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Marquise|Lab Grown|IGI

1.27ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG818684935

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818684935

Diamond specifications and retailer prices

From $281 SGD
$220 USD
As of October 30, 2026
Save $1,325 SGD (82%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $2,314 SGD at Brilliant Earth · As of September 28, 2026
View at Brilliant Earth

About this 1.27ct lab-grown marquise diamond

This 1.27ct 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 LG818684935 or 818684935. Listed at 23 retailers as of October 30, 2026, with a 471% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.27
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818684935
Dimensions11.00 × 5.59 × 3.57 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
11.00 mm5.59 mm1.27 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818684935
Side View
Table 58.0%Crown 33.9°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 63.9%

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: $648 SGD|Low: $270 SGD|High: $1,606 SGD|Avg: $739 SGD|+4.5%
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
Retailer 17
Retailer 18
October 31, 2026
Retailer 5$281 SGD
Retailer 3$313 SGD
Retailer 8$326 SGD
Retailer 6$348 SGD
Retailer 9$348 SGD
Retailer 18$429 SGD
Retailer 11$470 SGD
Retailer 12$565 SGD
Retailer 15$598 SGD
Retailer 1$648 SGD
Retailer 10$757 SGD
Retailer 16$852 SGD
Retailer 2$906 SGD
Retailer 7$1,120 SGD
Retailer 17$1,138 SGD
Retailer 13$1,316 SGD
Retailer 14$1,403 SGD
Retailer 4$1,606 SGD

42 data points across 18 retailers

23 retailers$281 SGD to $1,606 SGD

A
Cheapest Retailer
-
$281 SGD
$220 USD
A
Retailer 2
-
$313 SGD
$245 USD
View
Final sale: no returns
A
Retailer 3
-
$326 SGD
$255 USD
View
A
Retailer 4
-
$348 SGD
$272 USD
View
A
Retailer 5
-
$348 SGD
$272 USD
View
Retailer 6
-
$429 SGD
£264 GBP
View
Price last confirmed 14 days ago
B+
Retailer 7
-
$470 SGD
$368 USD
View
A
Retailer 8
-
$565 SGD
€421 EUR
View
A
Retailer 9
-
$598 SGD
ZAR 7,563 ZAR
View
A
Retailer 10
-
$648 SGD
£399 GBP
View
Retailer 11
-
$714 SGD
$559 USD
View
Price last confirmed 7 days ago
B+
Retailer 12
-
$757 SGD
$592 USD
View
B+
Retailer 13
-
$780 SGD
$610 USD
View
B+
Retailer 14
-
$852 SGD
A$1,025 AUD
View
B+
Retailer 15
-
$906 SGD
$709 USD
View
B+
Retailer 16
-
$1,120 SGD
$876 USD
View
B+
Retailer 17
-
$1,138 SGD
$890 USD
View
B+
Retailer 18
-
$1,187 SGD
$929 USD
View
B+
Retailer 19
-
$1,198 SGD
$937 USD
View
B
Retailer 20
-
$1,316 SGD
A$1,584 AUD
View
B+
Retailer 21
-
$1,403 SGD
£864 GBP
View
B
Retailer 22
-
$1,606 SGD
$1,257 USD
View
Most Expensive
Brilliant Earth
21102614A · Sep 28
$2,314 SGD
$1,810 USD
View
Price last confirmed 33 days ago
22 more retailers have this diamond
Prices start from $281 SGDSave up to $1,325 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
1.27ct Marquise
$281 SGD