CaratHunter
Plans
Marquise|Lab Grown|IGI

1.55ct D FL Marquise Lab Grown Diamond

EX • D/FL • IGI LG792609341

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG792609341

Diamond specifications and retailer prices

From $1,404 AUD
As of November 5, 2026
Save $6,768 AUD (83%) vs most expensive(unlock to see where)
30 retailers carry this diamond
Most expensive: $13,228 AUD at Do Amore Diamonds · As of November 4, 2026
View at Do Amore Diamonds

About this 1.55ct lab-grown marquise diamond

This 1.55ct lab-grown marquise sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG792609341 or 792609341. Listed at 30 retailers as of November 4, 2026, with a 482% 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

1.55
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792609341
Dimensions12.32 × 6.01 × 3.71 mm
L/W Ratio2.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.32 mm6.01 mm1.55 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792609341
Side View
Table 60.0%Crown 35.5°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 61.7%

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 5
Current: $1,668 AUD|Low: $1,430 AUD|High: $7,014 AUD|Avg: $3,157 AUD
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
November 5, 2026
Retailer 3$1,490 AUD
Retailer 8$1,620 AUD
Retailer 1$1,668 AUD
Retailer 10$1,714 AUD
Retailer 6$1,728 AUD
Retailer 18$1,978 AUD
Retailer 12$2,607 AUD
Retailer 17$2,657 AUD
Retailer 4$2,728 AUD
Retailer 11$2,738 AUD
Retailer 16$2,896 AUD
Retailer 14$3,508 AUD
Retailer 7$3,574 AUD
Retailer 9$4,913 AUD
Retailer 2$5,093 AUD
Retailer 15$6,128 AUD
Retailer 13$6,941 AUD
Retailer 5$7,014 AUD

44 data points across 18 retailers

30 retailers$1,404 AUD to $8,172 AUD

A
Cheapest Retailer
-
$1,404 AUD
A
Retailer 2
-
$1,490 AUD
View
A
Retailer 3
-
$1,620 AUD
View
A
Retailer 4
-
$1,668 AUD
View
Final sale: no returns
A
Retailer 5
-
$1,714 AUD
View
A
Retailer 6
-
$1,728 AUD
View
Retailer 7
-
$1,728 AUD
View
Price last confirmed 19 days ago
A
Retailer 8
-
$1,978 AUD
View
B+
Retailer 9
-
$2,607 AUD
View
B+
Retailer 10
-
$2,657 AUD
View
B+
Retailer 11
-
$2,728 AUD
View
B+
Retailer 12
-
$2,738 AUD
View
Retailer 13
-
$2,896 AUD
View
Price last confirmed 9 days ago
B+
Retailer 14
-
$3,508 AUD
View
B+
Retailer 15
-
$3,574 AUD
View
B
Retailer 16
-
$4,675 AUD
View
B
Retailer 17
-
$4,820 AUD
View
B
Retailer 18
-
$4,913 AUD
View
B+
Retailer 19
-
$5,093 AUD
View
B
Retailer 20
-
$5,268 AUD
View
B
Retailer 21
-
$5,491 AUD
View
B
Retailer 22
-
$6,128 AUD
View
B
Retailer 23
-
$6,318 AUD
View
B
Retailer 24
-
$6,775 AUD
View
B
Retailer 25
-
$6,775 AUD
View
B
Retailer 26
-
$6,941 AUD
View
B
Retailer 27
-
$7,014 AUD
View
B
Retailer 28
-
$8,172 AUD
View
Retailer 29
-
$11,799 AUD
View
Price under review
Most Expensive
Do Amore Diamonds
27-BE7D91D76 · Nov 4
$13,228 AUD
$9,260 USD
View
Price under review
29 more retailers have this diamond
Prices start from $1,404 AUDSave up to $6,768 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
1.55ct Marquise
$1,404 AUD