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Marquise|Lab Grown|IGI

1.27ct D VS1 Marquise Lab Grown Diamond

ID • D/VS1 • IGI LG742503309

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG742503309

Diamond specifications and retailer prices

From $338 AUD
As of November 4, 2026
Save $1,390 AUD (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $3,250 AUD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.27ct lab-grown marquise diamond

This 1.27ct 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 LG742503309 or 742503309. Listed at 18 retailers as of November 4, 2026, with a 411% 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

1.27
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG742503309
Dimensions10.91 × 5.73 × 3.62 mm
L/W Ratio1.90
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.91 mm5.73 mm1.27 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG742503309
Side View
Table 61.0%Crown 36.2°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 63.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $3,250 AUD|Low: $338 AUD|High: $3,250 AUD|Avg: $1,112 AUD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 7
Retailer 8
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Retailer 11
Retailer 12
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Retailer 15
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Retailer 19
November 4, 2026
Retailer 17$338 AUD
Retailer 9$378 AUD
Retailer 18$392 AUD
Retailer 14$419 AUD
Retailer 16$419 AUD
Retailer 8$572 AUD
Retailer 3$620 AUD
Retailer 6$708 AUD
Retailer 7$764 AUD
Retailer 13$797 AUD
Retailer 2$875 AUD
Retailer 5$1,069 AUD
Retailer 12$1,135 AUD
Retailer 4$1,353 AUD
Retailer 19$1,488 AUD
Retailer 10$1,728 AUD
Retailer 15$1,857 AUD
Retailer 11$2,535 AUD
Do Amore Diamonds$3,250 AUD

31 data points across 19 retailers

18 retailers$338 AUD to $1,728 AUD

A
Cheapest Retailer
-
$338 AUD
A
Retailer 2
-
$378 AUD
View
Final sale: no returns
A
Retailer 3
-
$392 AUD
View
A
Retailer 4
-
$419 AUD
View
Retailer 5
-
$419 AUD
View
Price last confirmed 10 days ago
A
Retailer 6
-
$572 AUD
View
A
Retailer 7
-
$708 AUD
View
A
Retailer 8
-
$764 AUD
View
A
Retailer 9
-
$797 AUD
View
B+
Retailer 10
-
$875 AUD
View
Retailer 11
-
$1,069 AUD
View
Price last confirmed 7 days ago
B+
Retailer 12
-
$1,135 AUD
View
B
Retailer 13
-
$1,353 AUD
View
B
Retailer 14
-
$1,488 AUD
View
B
Retailer 15
-
$1,728 AUD
View
Retailer 16
-
$1,857 AUD
View
Price last confirmed 9 days ago
Retailer 17
-
$2,535 AUD
View
Price last confirmed 8 days ago
Most Expensive
Do Amore Diamonds
27-E914B73C3 · Nov 4
$3,250 AUD
$2,280 USD
View
Price under review
17 more retailers have this diamond
Prices start from $338 AUDSave up to $1,390 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
1.27ct Marquise
$338 AUD