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Round|Lab Grown|IGI

1.60ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG671498605

Shape and cutting style on the report: Round brilliant

Certificate IGI LG671498605

Diamond specifications and retailer prices

From $998 AUD
As of November 2, 2026
Save $2,590 AUD (72%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,587 AUD at Brilliant Earth · As of October 31, 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 F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG671498605 or 671498605. Listed at 14 retailers as of October 31, 2026, with prices from $998 to $3,587, a $2,590 spread on the same certified stone. Brilliant Earth lists it at $3,587. 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 angle35.4°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG671498605
Dimensions7.46 × 7.50 × 4.66 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
7.46 mm7.50 mm1.60 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG671498605
Side View
Table 57.0%Crown 35.4°Girdle: MediumPavilion 41°Culet: NoneDepth 62.3%

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: $3,587 AUD|Low: $434 AUD|High: $3,701 AUD|Avg: $1,397 AUD|-3.1%
Brilliant Earth
Retailer 2
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October 19, 2026
Retailer 23$434 AUD
Retailer 8$525 AUD
Retailer 12$561 AUD
Retailer 21$561 AUD
Retailer 17$806 AUD
Retailer 11$854 AUD
Retailer 19$897 AUD
Retailer 3$910 AUD
Retailer 22$959 AUD
Retailer 18$974 AUD
Retailer 2$998 AUD
Retailer 7$1,041 AUD
Retailer 9$1,267 AUD
Retailer 5$1,304 AUD
Retailer 14$1,352 AUD
Retailer 6$1,796 AUD
Retailer 10$1,805 AUD
Retailer 16$1,870 AUD
Retailer 20$1,983 AUD
Retailer 13$1,985 AUD
Retailer 4$2,278 AUD
Retailer 15$3,168 AUD
Brilliant Earth$3,587 AUD

19 data points across 23 retailers

14 retailers$998 AUD to $3,587 AUD

Retailer 1
-
$434 AUD
$305 USD
Price last confirmed 31 days ago
Retailer 2
-
$525 AUD
$369 USD
View
Price last confirmed 30 days ago
Retailer 3
-
$561 AUD
$394 USD
View
Price last confirmed 30 days ago
Retailer 4
-
$959 AUD
ZAR 10,880 ZAR
View
Price last confirmed 31 days ago
A
Retailer 5
-
$998 AUD
View
Retailer 6
-
$1,267 AUD
$890 USD
View
Price last confirmed 27 days ago
Retailer 7
-
$1,796 AUD
SGD 1,705 SGD
View
Price last confirmed 28 days ago
Retailer 8
-
$1,805 AUD
$1,268 USD
View
Price last confirmed 32 days ago
Retailer 9
-
$1,870 AUD
$1,314 USD
View
Price last confirmed 28 days ago
Retailer 10
-
$1,985 AUD
View
Price last confirmed 28 days ago
Retailer 11
-
$2,158 AUD
$1,516 USD
View
Price last confirmed 27 days ago
Retailer 12
-
$2,278 AUD
£1,260 GBP
View
Price last confirmed 29 days ago
Retailer 13
-
$3,168 AUD
$2,225 USD
View
Price last confirmed 35 days ago
Most Expensive
B
Brilliant Earth
20667460A · Oct 31
$3,587 AUD
$2,520 USD
View
13 more retailers have this diamond
Prices start from $998 AUDSave up to $2,590 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
$998 AUD