Marquise|Lab Grown|IGI

1.09ct E VVS1 Marquise Lab Grown Diamond

ID • E/VVS1 • IGI LG818668354

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG818668354

Diamond specifications and retailer prices

From $193 USD
As of October 30, 2026
Save $977 USD (84%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $1,170 USD at Reve Diamonds · As of October 30, 2026
View at Reve Diamonds

About this 1.09ct lab-grown marquise diamond

This 1.09ct 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 LG818668354 or 818668354. Listed at 23 retailers as of October 30, 2026, with prices from $193 to $1,170, a $977 spread on the same certified stone. Reve Diamonds lists it at $1,170. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818668354
Dimensions11.00 × 5.29 × 3.30 mm
L/W Ratio2.08
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.00 mm5.29 mm1.09 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818668354
Side View
Table 57.0%Crown 32.8°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 62.4%

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: $431 USD|Low: $185 USD|High: $1,170 USD|Avg: $515 USD|+3.7%
Retailer 1
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Retailer 18
Reve Diamonds
October 31, 2026
Retailer 4$193 USD
Retailer 3$216 USD
Retailer 8$223 USD
Retailer 5$239 USD
Retailer 9$239 USD
Retailer 2$294 USD
Retailer 15$322 USD
Retailer 12$394 USD
Retailer 16$410 USD
Retailer 1$431 USD
Retailer 6$519 USD
Retailer 10$555 USD
Retailer 11$574 USD
Retailer 17$582 USD
Retailer 7$768 USD
Retailer 14$800 USD
Retailer 13$887 USD
Retailer 18$1,123 USD
Reve Diamonds$1,170 USD

45 data points across 19 retailers

23 retailers$193 USD to $1,170 USD

A
Cheapest Retailer
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$193 USD
A
Retailer 2
-
$216 USD
View
Final sale: no returns
A
Retailer 3
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$223 USD
View
A
Retailer 4
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$239 USD
View
A
Retailer 5
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$239 USD
View
Retailer 6
-
$294 USD
£231 GBP
View
Price last confirmed 14 days ago
B+
Retailer 7
-
$322 USD
View
A
Retailer 8
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$394 USD
€375 EUR
View
A
Retailer 9
-
$410 USD
ZAR 6,625 ZAR
View
A
Retailer 10
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$431 USD
£340 GBP
View
A
Retailer 11
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$463 USD
View
Retailer 12
-
$480 USD
View
Price last confirmed 7 days ago
B+
Retailer 13
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$519 USD
A$798 AUD
View
B+
Retailer 14
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$555 USD
View
B+
Retailer 15
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$574 USD
View
B+
Retailer 16
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$582 USD
A$896 AUD
View
B+
Retailer 17
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$768 USD
View
B+
Retailer 18
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$800 USD
View
B
Retailer 19
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$804 USD
View
B
Retailer 20
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$821 USD
View
B+
Retailer 21
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$887 USD
A$1,364 AUD
View
Retailer 22
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$1,123 USD
£884 GBP
View
Price last confirmed 10 days ago
Most Expensive
B
Reve Diamonds
E68D0AB85 · Oct 30
$1,170 USD
View
22 more retailers have this diamond
Prices start from $193 USDSave up to $977 USD

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
1.09ct Marquise
$193 USD