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Marquise|Lab Grown|IGI

1.28ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG831608948

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG831608948

Diamond specifications and retailer prices

From $260 SGD
$203 USD
As of October 24, 2026
Save $1,164 SGD (82%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,423 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 E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG831608948 or 831608948. Listed at 20 retailers as of October 24, 2026, with prices from $260 to $1,423, a $1,164 spread on the same certified stone. Reve Diamonds lists it at $1,423. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle31°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG831608948
Dimensions10.91 × 5.85 × 3.56 mm
L/W Ratio1.86
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.91 mm5.85 mm1.28 ctE / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG831608948
Side View
Table 60.0%Crown 31°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 60.9%

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 24
Current: $933 SGD|Low: $217 SGD|High: $1,431 SGD|Avg: $658 SGD|-18.0%
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
Retailer 19
Reve Diamonds
October 30, 2026
Retailer 19$224 SGD
Retailer 6$249 SGD
Retailer 17$260 SGD
Retailer 2$277 SGD
Retailer 10$311 SGD
Retailer 12$348 SGD
Retailer 14$460 SGD
Retailer 16$469 SGD
Retailer 4$493 SGD
Retailer 13$494 SGD
Retailer 7$598 SGD
Retailer 5$602 SGD
Retailer 3$698 SGD
Retailer 11$850 SGD
Retailer 18$891 SGD
Retailer 9$906 SGD
Retailer 1$933 SGD
Retailer 8$961 SGD
Retailer 15$1,297 SGD
Reve Diamonds$1,423 SGD

28 data points across 20 retailers

20 retailers$260 SGD to $1,423 SGD

Retailer 1
-
$224 SGD
$175 USD
Price last confirmed 7 days ago
A
Retailer 2
-
$260 SGD
$203 USD
View
A
Retailer 3
-
$277 SGD
$217 USD
View
A
Retailer 4
-
$311 SGD
HK$1,900 HKD
View
A
Retailer 5
-
$348 SGD
£214 GBP
View
A
Retailer 6
-
$460 SGD
€343 EUR
View
Retailer 7
-
$469 SGD
ZAR 5,923 ZAR
View
Price last confirmed 8 days ago
A
Retailer 8
-
$493 SGD
$386 USD
View
A
Retailer 9
-
$494 SGD
£304 GBP
View
A
Retailer 10
-
$598 SGD
$468 USD
View
A
Retailer 11
-
$602 SGD
$471 USD
View
B+
Retailer 12
-
$698 SGD
$546 USD
View
B+
Retailer 13
-
$850 SGD
$665 USD
View
B+
Retailer 14
-
$891 SGD
$697 USD
View
B+
Retailer 15
-
$906 SGD
View
B
Retailer 16
-
$918 SGD
$718 USD
View
B+
Retailer 17
-
$933 SGD
$730 USD
View
B+
Retailer 18
-
$961 SGD
$752 USD
View
B
Retailer 19
-
$1,297 SGD
£799 GBP
View
Most Expensive
B
Reve Diamonds
49C99D948 · Oct 25
$1,423 SGD
$1,114 USD
View
19 more retailers have this diamond
Prices start from $260 SGDSave up to $1,164 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
$260 SGD