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Round|Lab Grown|IGI

1.55ct F FL Round Lab Grown Diamond

ID • F/FL • IGI LG783641265

Shape and cutting style on the report: Round brilliant

Certificate IGI LG783641265

Diamond specifications and retailer prices

From $596 AUD
As of November 3, 2026
Save $4,693 AUD (89%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $5,289 AUD at Do Amore Diamonds · As of November 5, 2026
View at Do Amore Diamonds

About this 1.55ct lab-grown round diamond

This 1.55ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG783641265 or 783641265. Listed at 11 retailers as of November 3, 2026, with prices from $596 to $5,289, a $4,693 spread on the same certified stone. Do Amore Diamonds lists it at $5,289. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.55
Carat
F
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG783641265
Dimensions7.40 × 7.45 × 4.55 mm
L/W Ratio1.01
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
7.40 mm7.45 mm1.55 ctF / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG783641265
Side View
Table 58.0%Crown 34.5°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 61.3%

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 3
Current: $5,289 AUD|Low: $596 AUD|High: $6,087 AUD|Avg: $2,568 AUD|-13.1%
Do Amore Diamonds
Retailer 2
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Retailer 12
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Retailer 18
November 5, 2026
Retailer 17$596 AUD
Retailer 6$664 AUD
Retailer 2$667 AUD
Retailer 12$948 AUD
Retailer 13$1,165 AUD
Retailer 10$1,504 AUD
Retailer 4$1,507 AUD
Retailer 5$1,661 AUD
Retailer 18$1,912 AUD
Retailer 15$1,956 AUD
Retailer 7$2,124 AUD
Retailer 9$2,519 AUD
Retailer 14$2,773 AUD
Retailer 16$2,842 AUD
Retailer 11$2,985 AUD
Retailer 3$3,991 AUD
Retailer 8$4,861 AUD
Do Amore Diamonds$5,289 AUD

15 data points across 18 retailers

11 retailers$596 AUD to $5,289 AUD

A
Cheapest Retailer
-
$596 AUD
Retailer 2
-
$667 AUD
View
A
Retailer 3
-
$948 AUD
View
B+
Retailer 4
-
$1,165 AUD
View
B+
Retailer 5
-
$1,912 AUD
View
B
Retailer 6
-
$1,956 AUD
View
B
Retailer 7
-
$2,773 AUD
View
B
Retailer 8
-
$2,842 AUD
View
B
Retailer 9
-
$2,985 AUD
View
B
Retailer 10
-
$3,991 AUD
View
Most Expensive
Do Amore Diamonds
27-955DA8120 · Nov 5
$5,289 AUD
$3,710 USD
View
10 more retailers have this diamond
Prices start from $596 AUDSave up to $4,693 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 Round
$596 AUD