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Round|Lab Grown|IGI

1.55ct F VVS2 Round Lab Grown Diamond

ID • F/VVS2 • IGI LG784630778

Shape and cutting style on the report: Round brilliant

Certificate IGI LG784630778

Diamond specifications and retailer prices

From $373 AUD
As of November 3, 2026
Save $1,618 AUD (81%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $1,991 AUD at With Clarity · As of November 5, 2026
View at With Clarity

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 VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG784630778 or 784630778. Listed at 22 retailers as of November 3, 2026, with prices from $373 to $1,991, a $1,618 spread on the same certified stone. With Clarity lists it at $1,991. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784630778
Dimensions7.42 × 7.38 × 4.57 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
7.42 mm7.38 mm1.55 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784630778
Side View
Table 58.0%Crown 35.3°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 61.7%

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 3
Current: $874 AUD|Low: $373 AUD|High: $1,879 AUD|Avg: $1,034 AUD|+3.4%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 5, 2026
Retailer 2$373 AUD
Retailer 3$463 AUD
Retailer 11$691 AUD
Retailer 5$764 AUD
Retailer 4$773 AUD
Retailer 8$798 AUD
Retailer 1$874 AUD
Retailer 7$1,083 AUD
Retailer 12$1,423 AUD
Retailer 10$1,467 AUD
Retailer 6$1,615 AUD
Retailer 9$1,855 AUD

40 data points across 12 retailers

22 retailers$373 AUD to $1,991 AUD

A
Cheapest Retailer
-
$373 AUD
A
Retailer 2
-
$418 AUD
View
Final sale: no returns
A
Retailer 3
-
$433 AUD
View
A
Retailer 4
-
$463 AUD
View
Retailer 5
-
$463 AUD
View
Price last confirmed 11 days ago
A
Retailer 6
-
$691 AUD
View
A
Retailer 7
-
$748 AUD
View
A
Retailer 8
-
$764 AUD
View
B+
Retailer 9
-
$773 AUD
View
B+
Retailer 10
-
$798 AUD
View
B+
Retailer 11
-
$874 AUD
View
B+
Retailer 12
-
$947 AUD
View
B+
Retailer 13
-
$1,083 AUD
View
B
Retailer 14
-
$1,423 AUD
View
Retailer 15
-
$1,423 AUD
View
Price last confirmed 81 days ago
B
Retailer 16
-
$1,467 AUD
View
B
Retailer 17
-
$1,488 AUD
View
B
Retailer 18
-
$1,561 AUD
View
B
Retailer 19
-
$1,615 AUD
View
B
Retailer 20
-
$1,822 AUD
View
B
Retailer 21
-
$1,855 AUD
View
Most Expensive
B
With Clarity
784630778 · Nov 5
$1,991 AUD
$1,397 USD
View
21 more retailers have this diamond
Prices start from $373 AUDSave up to $1,618 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
$373 AUD