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Marquise|Lab Grown|IGI

1.55ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG828664186

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG828664186

Diamond specifications and retailer prices

From $330 SGD
$258 USD
As of October 30, 2026
Save $1,486 SGD (82%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,815 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.55ct lab-grown marquise diamond

This 1.55ct lab-grown marquise sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG828664186 or 828664186. Listed at 20 retailers as of October 30, 2026, with prices from $330 to $1,815, a $1,486 spread on the same certified stone. Brilliant Earth lists it at $1,815. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828664186
Dimensions11.87 × 6.04 × 3.79 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
11.87 mm6.04 mm1.55 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828664186
Side View
Table 61.0%Crown 35°Girdle: STK-THKPavilion 40.5°Culet: NoneDepth 62.7%

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: Oct 30
Current: $1,815 SGD|Low: $330 SGD|High: $2,173 SGD|Avg: $855 SGD|-16.5%
Brilliant Earth
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
October 31, 2026
Retailer 13$330 SGD
Retailer 19$368 SGD
Retailer 5$382 SGD
Retailer 15$409 SGD
Retailer 10$413 SGD
Retailer 12$479 SGD
Retailer 4$550 SGD
Retailer 11$620 SGD
Retailer 6$703 SGD
Retailer 9$706 SGD
Retailer 17$747 SGD
Retailer 14$781 SGD
Retailer 8$953 SGD
Retailer 2$1,257 SGD
Retailer 18$1,314 SGD
Retailer 7$1,316 SGD
Retailer 3$1,489 SGD
Retailer 16$1,648 SGD
Brilliant Earth$1,815 SGD

26 data points across 19 retailers

20 retailers$330 SGD to $1,815 SGD

A
Cheapest Retailer
-
$330 SGD
$258 USD
A
Retailer 2
-
$368 SGD
$288 USD
View
Final sale: no returns
A
Retailer 3
-
$382 SGD
$299 USD
View
A
Retailer 4
-
$409 SGD
$320 USD
View
A
Retailer 5
-
$413 SGD
$323 USD
View
A
Retailer 6
-
$458 SGD
HK$2,800 HKD
View
A
Retailer 7
-
$479 SGD
£295 GBP
View
B+
Retailer 8
-
$550 SGD
$430 USD
View
A
Retailer 9
-
$620 SGD
$485 USD
View
A
Retailer 10
-
$703 SGD
ZAR 8,880 ZAR
View
A
Retailer 11
-
$706 SGD
€526 EUR
View
A
Retailer 12
-
$747 SGD
$584 USD
View
A
Retailer 13
-
$781 SGD
£481 GBP
View
B+
Retailer 14
-
$953 SGD
A$1,147 AUD
View
B+
Retailer 15
-
$1,257 SGD
$983 USD
View
B+
Retailer 16
-
$1,314 SGD
$1,028 USD
View
B+
Retailer 17
-
$1,316 SGD
View
B
Retailer 18
-
$1,489 SGD
$1,165 USD
View
B
Retailer 19
-
$1,648 SGD
£1,015 GBP
View
Most Expensive
B
Brilliant Earth
21119334A · Oct 30
$1,815 SGD
$1,420 USD
View
19 more retailers have this diamond
Prices start from $330 SGDSave up to $1,486 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
1.55ct Marquise
$330 SGD