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Round|Lab Grown|IGI

1.60ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG840651817

Shape and cutting style on the report: Round brilliant

Certificate IGI LG840651817

Diamond specifications and retailer prices

From $487 AUD
$342 USD
As of November 1, 2026
Save $2,130 AUD (81%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $3,125 AUD at Rare Carat · As of October 21, 2026
View at Rare Carat

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 F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840651817 or 840651817. Listed at 22 retailers as of November 1, 2026, with a 437% 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
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840651817
Dimensions7.51 × 7.55 × 4.61 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.51 mm7.55 mm1.60 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840651817
Side View
Table 58.0%Crown 33.6°Girdle: MediumPavilion 41.1°Culet: NoneDepth 61.2%

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 1
Current: $3,125 AUD|Low: $487 AUD|High: $3,160 AUD|Avg: $1,423 AUD|-1.1%
Rare Carat
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
November 2, 2026
Retailer 4$487 AUD
Retailer 6$674 AUD
Retailer 3$811 AUD
Retailer 10$819 AUD
Retailer 2$857 AUD
Retailer 9$952 AUD
Retailer 7$1,041 AUD
Retailer 8$1,072 AUD
Retailer 13$1,401 AUD
Retailer 11$1,409 AUD
Retailer 5$1,940 AUD
Retailer 14$2,168 AUD
Retailer 12$2,432 AUD
Rare Carat$3,125 AUD

32 data points across 14 retailers

22 retailers$487 AUD to $2,617 AUD

A
Cheapest Retailer
-
$487 AUD
$342 USD
A
Retailer 2
-
$565 AUD
$397 USD
View
Retailer 3
-
$604 AUD
$424 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$604 AUD
$424 USD
View
A
Retailer 5
-
$674 AUD
HK$3,700 HKD
View
A
Retailer 6
-
$811 AUD
$570 USD
View
A
Retailer 7
-
$819 AUD
$575 USD
View
A
Retailer 8
-
$857 AUD
£474 GBP
View
A
Retailer 9
-
$952 AUD
€637 EUR
View
A
Retailer 10
-
$972 AUD
$683 USD
View
A
Retailer 11
-
$1,041 AUD
ZAR 11,814 ZAR
View
A
Retailer 12
-
$1,072 AUD
£593 GBP
View
B+
Retailer 13
-
$1,365 AUD
$959 USD
View
B+
Retailer 14
-
$1,401 AUD
View
B+
Retailer 15
-
$1,409 AUD
$990 USD
View
B+
Retailer 16
-
$1,940 AUD
$1,363 USD
View
B+
Retailer 17
-
$1,962 AUD
SGD 1,862 SGD
View
B
Retailer 18
-
$2,001 AUD
$1,406 USD
View
B+
Retailer 19
-
$2,168 AUD
$1,523 USD
View
B
Retailer 20
-
$2,432 AUD
£1,345 GBP
View
B
Retailer 21
-
$2,617 AUD
$1,838 USD
View
Most Expensive
Rare Carat
AJ-00058577 · Oct 21
$3,125 AUD
$2,195 USD
View
Price last confirmed 11 days ago
21 more retailers have this diamond
Prices start from $487 AUDSave up to $2,130 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
$487 AUD