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Radiant|Lab Grown|IGI

1.60ct F VS1 Radiant Lab Grown Diamond

ID • F/VS1 • IGI LG615381566

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG615381566

Diamond specifications and retailer prices

From $296 AUD
$208 USD
As of November 2, 2026
Save $2,480 AUD (89%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,776 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.6ct lab-grown radiant diamond

This 1.6ct lab-grown radiant sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG615381566 or 615381566. Listed at 21 retailers as of October 31, 2026, with prices from $296 to $2,776, a $2,480 spread on the same certified stone. Brilliant Earth lists it at $2,776. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.60
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.7°
Pavilion angle34.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG615381566
Dimensions8.47 × 5.64 × 3.85 mm
L/W Ratio1.50
Top View
8.47 mm5.64 mm1.60 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG615381566
Side View
Table 66.0%Crown 42.7°Girdle: MED-STKPavilion 34.4°Culet: NoneDepth 68.3%

Caratlytics Score

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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 2
Current: $2,776 AUD|Low: $296 AUD|High: $2,933 AUD|Avg: $890 AUD|-5.3%
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
November 2, 2026
Retailer 4$296 AUD
Retailer 6$332 AUD
Retailer 17$345 AUD
Retailer 3$367 AUD
Retailer 16$367 AUD
Retailer 11$430 AUD
Retailer 9$635 AUD
Retailer 13$635 AUD
Retailer 15$649 AUD
Retailer 12$679 AUD
Retailer 10$843 AUD
Retailer 2$858 AUD
Retailer 18$1,183 AUD
Retailer 5$1,187 AUD
Retailer 14$1,475 AUD
Retailer 7$1,499 AUD
Retailer 8$1,738 AUD
Brilliant Earth$2,776 AUD

34 data points across 18 retailers

21 retailers$296 AUD to $2,776 AUD

A
Cheapest Retailer
-
$296 AUD
$208 USD
A
Retailer 2
-
$332 AUD
$233 USD
View
Final sale: no returns
A
Retailer 3
-
$345 AUD
$242 USD
View
Retailer 4
-
$367 AUD
$258 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$367 AUD
$258 USD
View
A
Retailer 6
-
$430 AUD
£238 GBP
View
B+
Retailer 7
-
$635 AUD
$446 USD
View
A
Retailer 8
-
$635 AUD
ZAR 7,208 ZAR
View
A
Retailer 9
-
$649 AUD
€434 EUR
View
A
Retailer 10
-
$679 AUD
£375 GBP
View
A
Retailer 11
-
$796 AUD
$559 USD
View
A
Retailer 12
-
$843 AUD
$592 USD
View
A
Retailer 13
-
$858 AUD
View
B+
Retailer 14
-
$1,183 AUD
$831 USD
View
B+
Retailer 15
-
$1,187 AUD
$834 USD
View
B+
Retailer 16
-
$1,258 AUD
$884 USD
View
B+
Retailer 17
-
$1,316 AUD
£728 GBP
View
B+
Retailer 18
-
$1,475 AUD
£816 GBP
View
B+
Retailer 19
-
$1,499 AUD
$1,053 USD
View
Retailer 20
-
$1,738 AUD
$1,221 USD
View
Price last confirmed 22 days ago
Most Expensive
B
Brilliant Earth
8918527A · Oct 31
$2,776 AUD
$1,950 USD
View
20 more retailers have this diamond
Prices start from $296 AUDSave up to $2,480 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 Radiant
$296 AUD