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Marquise|Lab Grown|IGI

1.20ct D IF Marquise Lab Grown Diamond

ID • D/IF • IGI LG795629389

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG795629389

Diamond specifications and retailer prices

From $334 AUD
As of November 2, 2026
Save $2,880 AUD (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,214 AUD at Do Amore Diamonds · As of November 3, 2026
View at Do Amore Diamonds

About this 1.2ct lab-grown marquise diamond

This 1.2ct lab-grown marquise sits in the classic one-carat band, graded D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG795629389 or 795629389. Listed at 15 retailers as of November 2, 2026, with prices from $334 to $3,214, a $2,880 spread on the same certified stone. Do Amore Diamonds lists it at $3,214. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
D
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle39.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG795629389
Dimensions11.13 × 5.52 × 3.40 mm
L/W Ratio2.02
Girdle conditionFaceted
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
11.13 mm5.52 mm1.20 ctD / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG795629389
Side View
Table 60.0%Crown 33.8°Girdle: MED-STKPavilion 39.9°Culet: NoneDepth 61.6%

Caratlytics Score

How it works →
A+
Exceptional
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 2
Current: $3,214 AUD|Low: $329 AUD|High: $3,286 AUD|Avg: $1,425 AUD|-2.2%
Do Amore Diamonds
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
November 3, 2026
Retailer 12$334 AUD
Retailer 3$389 AUD
Retailer 8$471 AUD
Retailer 14$704 AUD
Retailer 11$773 AUD
Retailer 7$860 AUD
Retailer 6$926 AUD
Retailer 2$1,124 AUD
Retailer 13$1,340 AUD
Retailer 15$1,474 AUD
Retailer 9$1,837 AUD
Retailer 4$2,071 AUD
Retailer 5$2,410 AUD
Retailer 10$2,514 AUD
Do Amore Diamonds$3,214 AUD

38 data points across 15 retailers

15 retailers$334 AUD to $3,214 AUD

A+
Cheapest Retailer
-
$334 AUD
A
Retailer 2
-
$389 AUD
View
A
Retailer 3
-
$471 AUD
View
A
Retailer 4
-
$704 AUD
View
Retailer 5
-
$773 AUD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$860 AUD
View
A
Retailer 7
-
$926 AUD
View
B+
Retailer 8
-
$1,124 AUD
View
B+
Retailer 9
-
$1,340 AUD
View
B+
Retailer 10
-
$1,474 AUD
View
B+
Retailer 11
-
$1,837 AUD
View
Retailer 12
-
$2,071 AUD
View
Price last confirmed 9 days ago
Retailer 13
-
$2,410 AUD
View
Price last confirmed 29 days ago
B
Retailer 14
-
$2,514 AUD
View
Most Expensive
B
Do Amore Diamonds
27-43CFF974D · Nov 3
$3,214 AUD
$2,250 USD
View
14 more retailers have this diamond
Prices start from $334 AUDSave up to $2,880 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+
1.20ct Marquise
$334 AUD