Marquise|Lab Grown|IGI

1.03ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG797621329

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG797621329

Diamond specifications and retailer prices

From $335 USD
As of October 23, 2026
Save $85 USD (20%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,140 USD at Reve Diamonds · As of October 21, 2026
View at Reve Diamonds

About this 1.03ct lab-grown marquise diamond

This 1.03ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG797621329 or 797621329. Listed at 20 retailers as of October 23, 2026, with a 25% 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

1.03
Carat
E
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG797621329
Dimensions10.14 × 5.33 × 10.14 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.14 mm5.33 mm1.03 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG797621329
Side View
Table 57.0%Crown 34.6°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 64.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 23
Current: $420 USD|Low: $183 USD|High: $1,235 USD|Avg: $532 USD|+9.0%
Retailer 1
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Retailer 20
Reve Diamonds
October 25, 2026
Retailer 3$183 USD
Retailer 7$204 USD
Retailer 16$213 USD
Retailer 8$227 USD
Retailer 19$227 USD
Retailer 12$284 USD
Retailer 9$308 USD
Retailer 17$335 USD
Retailer 18$387 USD
Retailer 14$398 USD
Retailer 1$420 USD
Retailer 6$542 USD
Retailer 2$559 USD
Retailer 15$575 USD
Retailer 10$620 USD
Retailer 13$629 USD
Retailer 4$730 USD
Retailer 11$785 USD
Retailer 5$860 USD
Retailer 20$1,068 USD
Reve Diamonds$1,140 USD

22 data points across 21 retailers

20 retailers$335 USD to $420 USD

A
Retailer 1
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$183 USD
Price last confirmed 7 days ago
A
Retailer 2
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$213 USD
View
Price last confirmed 8 days ago
A
Retailer 3
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$227 USD
View
Price last confirmed 13 days ago
A
Retailer 4
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$227 USD
View
Price last confirmed 7 days ago
A
Retailer 5
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$284 USD
£224 GBP
View
Price last confirmed 7 days ago
B+
Retailer 6
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$308 USD
View
Price last confirmed 8 days ago
A
Retailer 7
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$335 USD
View
A
Retailer 8
-
$387 USD
ZAR 6,247 ZAR
View
Price last confirmed 11 days ago
A
Retailer 9
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$398 USD
£313 GBP
View
Price last confirmed 7 days ago
A
Retailer 10
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$420 USD
€400 EUR
View
B+
Retailer 11
-
$542 USD
View
Price last confirmed 7 days ago
B+
Retailer 12
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$559 USD
A$860 AUD
View
Price last confirmed 11 days ago
B+
Retailer 13
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$575 USD
View
Price last confirmed 7 days ago
B+
Retailer 14
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$620 USD
SGD 838 SGD
View
Price last confirmed 8 days ago
B+
Retailer 15
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$629 USD
A$968 AUD
View
Price last confirmed 77 days ago
B
Retailer 16
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$730 USD
View
Price last confirmed 7 days ago
B
Retailer 17
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$785 USD
View
Price last confirmed 8 days ago
B
Retailer 18
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$860 USD
View
Price last confirmed 7 days ago
B
Retailer 19
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$1,068 USD
£841 GBP
View
Price last confirmed 11 days ago
Most Expensive
B
Reve Diamonds
EFAD2E309 · Oct 21
$1,140 USD
View
Price last confirmed 8 days ago
19 more retailers have this diamond
Prices start from $335 USDSave up to $85 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
1.03ct Marquise
$335 USD