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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 $477 AUD
$335 USD
As of October 23, 2026
Save $121 AUD (20%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: $1,623 AUD 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
Colour
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

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 23
Current: $598 AUD|Low: $260 AUD|High: $1,759 AUD|Avg: $757 AUD|+9.0%
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
Retailer 20
Reve Diamonds
October 25, 2026
Retailer 3$260 AUD
Retailer 7$290 AUD
Retailer 16$303 AUD
Retailer 8$323 AUD
Retailer 19$323 AUD
Retailer 12$405 AUD
Retailer 9$438 AUD
Retailer 17$477 AUD
Retailer 18$550 AUD
Retailer 14$566 AUD
Retailer 1$598 AUD
Retailer 6$771 AUD
Retailer 2$796 AUD
Retailer 15$818 AUD
Retailer 10$883 AUD
Retailer 13$896 AUD
Retailer 4$1,039 AUD
Retailer 11$1,117 AUD
Retailer 5$1,224 AUD
Retailer 20$1,520 AUD
Reve Diamonds$1,623 AUD

22 data points across 21 retailers

20 retailers$477 AUD to $598 AUD

A
Retailer 1
-
$260 AUD
$183 USD
Price last confirmed 8 days ago
A
Retailer 2
-
$303 AUD
$213 USD
View
Price last confirmed 9 days ago
A
Retailer 3
-
$323 AUD
$227 USD
View
Price last confirmed 13 days ago
A
Retailer 4
-
$323 AUD
$227 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$405 AUD
£224 GBP
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$438 AUD
$308 USD
View
Price last confirmed 9 days ago
A
Retailer 7
-
$477 AUD
$335 USD
View
A
Retailer 8
-
$550 AUD
ZAR 6,247 ZAR
View
Price last confirmed 11 days ago
A
Retailer 9
-
$566 AUD
£313 GBP
View
Price last confirmed 8 days ago
A
Retailer 10
-
$598 AUD
€400 EUR
View
B+
Retailer 11
-
$771 AUD
$542 USD
View
Price last confirmed 8 days ago
B+
Retailer 12
-
$796 AUD
View
Price last confirmed 12 days ago
B+
Retailer 13
-
$818 AUD
$575 USD
View
Price last confirmed 8 days ago
B+
Retailer 14
-
$883 AUD
SGD 838 SGD
View
Price last confirmed 9 days ago
B+
Retailer 15
-
$896 AUD
View
Price last confirmed 78 days ago
B
Retailer 16
-
$1,039 AUD
$730 USD
View
Price last confirmed 7 days ago
B
Retailer 17
-
$1,117 AUD
$785 USD
View
Price last confirmed 8 days ago
B
Retailer 18
-
$1,224 AUD
$860 USD
View
Price last confirmed 8 days ago
B
Retailer 19
-
$1,520 AUD
£841 GBP
View
Price last confirmed 12 days ago
Most Expensive
B
Reve Diamonds
EFAD2E309 · Oct 21
$1,623 AUD
$1,140 USD
View
Price last confirmed 8 days ago
19 more retailers have this diamond
Prices start from $477 AUDSave up to $121 AUD

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
$477 AUD