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Round|Lab Grown|IGI

1.55ct E VVS2 Round Lab Grown Diamond

ID • E/VVS2 • IGI LG781609017

Shape and cutting style on the report: Round brilliant

Certificate IGI LG781609017

Diamond specifications and retailer prices

From $353 AUD
$248 USD
As of October 29, 2026
Save $1,562 AUD (82%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $2,790 AUD at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

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 E colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG781609017 or 781609017. Listed at 25 retailers as of October 29, 2026, with a 443% 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
E
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG781609017
Dimensions7.43 × 7.39 × 4.60 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
7.43 mm7.39 mm1.55 ctE / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG781609017
Side View
Table 56.0%Crown 35.2°Girdle: MediumPavilion 40.9°Culet: NoneDepth 62.0%

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: Oct 29
Current: $2,790 AUD|Low: $339 AUD|High: $2,790 AUD|Avg: $952 AUD
Brilliant Earth
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
October 30, 2026
Retailer 3$353 AUD
Retailer 17$409 AUD
Retailer 5$437 AUD
Retailer 6$437 AUD
Retailer 7$586 AUD
Retailer 2$671 AUD
Retailer 14$751 AUD
Retailer 10$794 AUD
Retailer 13$795 AUD
Retailer 11$827 AUD
Retailer 18$849 AUD
Retailer 15$1,019 AUD
Retailer 4$1,405 AUD
Retailer 16$1,409 AUD
Retailer 9$1,537 AUD
Retailer 8$1,583 AUD
Retailer 12$1,761 AUD
Brilliant Earth$2,790 AUD

39 data points across 18 retailers

25 retailers$353 AUD to $1,915 AUD

A
Cheapest Retailer
-
$353 AUD
$248 USD
A
Retailer 2
-
$394 AUD
$277 USD
View
Final sale: no returns
A
Retailer 3
-
$409 AUD
$287 USD
View
A
Retailer 4
-
$437 AUD
$307 USD
View
A
Retailer 5
-
$437 AUD
$307 USD
View
B+
Retailer 6
-
$586 AUD
$412 USD
View
A
Retailer 7
-
$671 AUD
£371 GBP
View
A
Retailer 8
-
$736 AUD
$517 USD
View
A
Retailer 9
-
$751 AUD
ZAR 8,522 ZAR
View
A
Retailer 10
-
$794 AUD
$558 USD
View
A
Retailer 11
-
$795 AUD
€532 EUR
View
B+
Retailer 12
-
$827 AUD
£457 GBP
View
B+
Retailer 13
-
$849 AUD
View
B+
Retailer 14
-
$1,019 AUD
View
B+
Retailer 15
-
$1,092 AUD
$767 USD
View
B
Retailer 16
-
$1,405 AUD
$987 USD
View
B
Retailer 17
-
$1,407 AUD
SGD 1,336 SGD
View
Retailer 18
-
$1,409 AUD
$990 USD
View
Price last confirmed 7 days ago
B
Retailer 19
-
$1,478 AUD
$1,039 USD
View
Retailer 20
-
$1,537 AUD
View
Price last confirmed 29 days ago
B
Retailer 21
-
$1,583 AUD
$1,112 USD
View
B
Retailer 22
-
$1,719 AUD
$1,208 USD
View
B
Retailer 23
-
$1,761 AUD
£974 GBP
View
B
Retailer 24
-
$1,915 AUD
$1,345 USD
View
Most Expensive
Brilliant Earth
18439278A · Oct 16
$2,790 AUD
$1,960 USD
View
Price last confirmed 13 days ago
24 more retailers have this diamond
Prices start from $353 AUDSave up to $1,562 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
$353 AUD