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Marquise|Lab Grown|IGI

1.30ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG826685431

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG826685431

Diamond specifications and retailer prices

From $278 AUD
As of November 4, 2026
Save $1,401 AUD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,679 AUD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.3ct lab-grown marquise diamond

This 1.3ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG826685431 or 826685431. Listed at 19 retailers as of November 4, 2026, with prices from $278 to $1,679, a $1,401 spread on the same certified stone. Reve Diamonds lists it at $1,679. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.30
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG826685431
Dimensions10.90 × 5.76 × 3.61 mm
L/W Ratio1.89
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.90 mm5.76 mm1.30 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG826685431
Side View
Table 58.0%Crown 35.7°Girdle: MED-STKPavilion 40.3°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: Nov 4
Current: $459 AUD|Low: $267 AUD|High: $1,711 AUD|Avg: $801 AUD|-1.2%
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
November 4, 2026
Retailer 2$278 AUD
Retailer 3$345 AUD
Retailer 1$459 AUD
Retailer 11$594 AUD
Retailer 5$602 AUD
Retailer 13$603 AUD
Retailer 7$623 AUD
Retailer 10$840 AUD
Retailer 9$888 AUD
Retailer 6$991 AUD
Retailer 4$1,108 AUD
Retailer 12$1,197 AUD
Retailer 8$1,611 AUD

36 data points across 13 retailers

19 retailers$278 AUD to $1,679 AUD

A
Cheapest Retailer
-
$278 AUD
A
Retailer 2
-
$311 AUD
View
Final sale: no returns
A
Retailer 3
-
$322 AUD
View
Retailer 4
-
$345 AUD
View
Price last confirmed 10 days ago
A
Retailer 5
-
$345 AUD
View
A
Retailer 6
-
$459 AUD
View
A
Retailer 7
-
$594 AUD
View
A
Retailer 8
-
$602 AUD
View
Retailer 9
-
$603 AUD
View
Price last confirmed 8 days ago
A
Retailer 10
-
$623 AUD
View
B+
Retailer 11
-
$746 AUD
View
A
Retailer 12
-
$840 AUD
View
B+
Retailer 13
-
$888 AUD
View
B+
Retailer 14
-
$991 AUD
View
B+
Retailer 15
-
$1,108 AUD
View
B
Retailer 16
-
$1,185 AUD
View
B+
Retailer 17
-
$1,197 AUD
View
B
Retailer 18
-
$1,611 AUD
View
Most Expensive
B
Reve Diamonds
15C54E1C4 · Nov 4
$1,679 AUD
$1,178 USD
View
18 more retailers have this diamond
Prices start from $278 AUDSave up to $1,401 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
1.30ct Marquise
$278 AUD