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Marquise|Lab Grown|IGI

1.05ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG818661409

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818661409

Diamond specifications and retailer prices

From $239 SGD
$187 USD
As of October 30, 2026
Save $1,410 SGD (86%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $1,649 SGD at Brilliant Earth · As of October 26, 2026
View at Brilliant Earth

About this 1.05ct lab-grown marquise diamond

This 1.05ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG818661409 or 818661409. Listed at 21 retailers as of October 26, 2026, with prices from $239 to $1,649, a $1,410 spread on the same certified stone. Brilliant Earth lists it at $1,649. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818661409
Dimensions10.88 × 5.27 × 3.23 mm
L/W Ratio2.06
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.88 mm5.27 mm1.05 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818661409
Side View
Table 63.0%Crown 35.2°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.3%

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: $1,649 SGD|Low: $267 SGD|High: $1,739 SGD|Avg: $771 SGD|-5.1%
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
October 30, 2026
Retailer 3$267 SGD
Retailer 5$295 SGD
Retailer 15$364 SGD
Retailer 10$399 SGD
Retailer 8$489 SGD
Retailer 11$508 SGD
Retailer 2$535 SGD
Retailer 7$591 SGD
Retailer 12$721 SGD
Retailer 14$749 SGD
Retailer 6$951 SGD
Retailer 9$1,097 SGD
Retailer 13$1,385 SGD
Retailer 4$1,471 SGD
Brilliant Earth$1,649 SGD

45 data points across 15 retailers

21 retailers$239 SGD to $1,649 SGD

A
Cheapest Retailer
-
$239 SGD
$187 USD
A
Retailer 2
-
$267 SGD
$209 USD
View
Final sale: no returns
A
Retailer 3
-
$276 SGD
$216 USD
View
A
Retailer 4
-
$295 SGD
$231 USD
View
A
Retailer 5
-
$295 SGD
$231 USD
View
Retailer 6
-
$364 SGD
£224 GBP
View
Price last confirmed 13 days ago
B+
Retailer 7
-
$399 SGD
$312 USD
View
A
Retailer 8
-
$489 SGD
€364 EUR
View
A
Retailer 9
-
$508 SGD
ZAR 6,417 ZAR
View
A
Retailer 10
-
$535 SGD
£329 GBP
View
A
Retailer 11
-
$555 SGD
$434 USD
View
A
Retailer 12
-
$591 SGD
$462 USD
View
B+
Retailer 13
-
$721 SGD
A$868 AUD
View
B+
Retailer 14
-
$749 SGD
$586 USD
View
B+
Retailer 15
-
$951 SGD
$744 USD
View
B
Retailer 16
-
$991 SGD
$775 USD
View
B
Retailer 17
-
$1,020 SGD
$798 USD
View
B
Retailer 18
-
$1,097 SGD
A$1,320 AUD
View
B
Retailer 19
-
$1,385 SGD
£853 GBP
View
B
Retailer 20
-
$1,471 SGD
$1,151 USD
View
Most Expensive
B
Brilliant Earth
20988727A · Oct 26
$1,649 SGD
$1,290 USD
View
20 more retailers have this diamond
Prices start from $239 SGDSave up to $1,410 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
1.05ct Marquise
$239 SGD