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Round|Lab Grown|IGI

1.60ct E VS1 Round Lab Grown Diamond

ID • E/VS1 • IGI LG788612129

Shape and cutting style on the report: Round brilliant

Certificate IGI LG788612129

Diamond specifications and retailer prices

From $366 AUD
$257 USD
As of October 29, 2026
Save $1,591 AUD (81%) vs most expensive(unlock to see where)
26 retailers carry this diamond
Most expensive: $2,576 AUD at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 1.6ct lab-grown round diamond

This 1.6ct lab-grown round sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG788612129 or 788612129. Listed at 26 retailers as of October 28, 2026, with a 435% 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

1.60
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788612129
Dimensions7.53 × 7.56 × 4.59 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.53 mm7.56 mm1.60 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788612129
Side View
Table 60.0%Crown 34.2°Girdle: MED-STKPavilion 41°Culet: NoneDepth 60.9%

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: Oct 29
Current: $2,576 AUD|Low: $290 AUD|High: $2,662 AUD|Avg: $1,155 AUD|-3.2%
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
Retailer 19
Retailer 20
October 29, 2026
Retailer 7$409 AUD
Retailer 8$453 AUD
Retailer 20$510 AUD
Retailer 10$612 AUD
Retailer 15$612 AUD
Retailer 13$741 AUD
Retailer 9$744 AUD
Retailer 14$779 AUD
Retailer 2$861 AUD
Retailer 4$939 AUD
Retailer 16$1,057 AUD
Retailer 19$1,150 AUD
Retailer 17$1,317 AUD
Retailer 5$1,489 AUD
Retailer 11$1,530 AUD
Retailer 3$1,784 AUD
Retailer 18$1,826 AUD
Retailer 6$1,832 AUD
Retailer 12$1,957 AUD
Brilliant Earth$2,576 AUD

41 data points across 20 retailers

26 retailers$366 AUD to $1,957 AUD

A
Cheapest Retailer
-
$366 AUD
$257 USD
A
Retailer 2
-
$366 AUD
$257 USD
View
Price last confirmed 37 days ago
A
Retailer 3
-
$409 AUD
$287 USD
View
Final sale: no returns
A
Retailer 4
-
$447 AUD
$314 USD
View
Price last confirmed 37 days ago
A
Retailer 5
-
$453 AUD
$318 USD
View
A
Retailer 6
-
$453 AUD
$318 USD
View
A
Retailer 7
-
$510 AUD
HK$2,800 HKD
View
A
Retailer 8
-
$612 AUD
$430 USD
View
B+
Retailer 9
-
$612 AUD
$430 USD
View
A
Retailer 10
-
$741 AUD
€496 EUR
View
A
Retailer 11
-
$744 AUD
$523 USD
View
A
Retailer 12
-
$779 AUD
ZAR 8,840 ZAR
View
B+
Retailer 13
-
$861 AUD
£476 GBP
View
B+
Retailer 14
-
$939 AUD
$660 USD
View
B+
Retailer 15
-
$1,057 AUD
View
B+
Retailer 16
-
$1,150 AUD
$808 USD
View
B+
Retailer 17
-
$1,317 AUD
$925 USD
View
Price last confirmed 8 days ago
B
Retailer 18
-
$1,458 AUD
$1,024 USD
View
B
Retailer 19
-
$1,458 AUD
$1,024 USD
View
Price last confirmed 38 days ago
B
Retailer 20
-
$1,489 AUD
SGD 1,414 SGD
View
B
Retailer 21
-
$1,530 AUD
$1,075 USD
View
B
Retailer 22
-
$1,784 AUD
$1,253 USD
View
B
Retailer 23
-
$1,826 AUD
£1,010 GBP
View
B
Retailer 24
-
$1,869 AUD
$1,313 USD
View
B
Retailer 25
-
$1,957 AUD
$1,375 USD
View
Most Expensive
B
Brilliant Earth
20975452A · Oct 16
$2,576 AUD
$1,810 USD
View
Price last confirmed 13 days ago
25 more retailers have this diamond
Prices start from $366 AUDSave up to $1,591 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
1.60ct Round
$366 AUD