CaratHunter
Plans
Round|Lab Grown|IGI

1.05ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG576351378

Shape and cutting style on the report: Round brilliant

Certificate IGI LG576351378

Diamond specifications and retailer prices

From $293 AUD
$205 USD
As of October 29, 2026
Save $1,402 AUD (83%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,694 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 1.05ct lab-grown round diamond

This 1.05ct lab-grown round sits in the classic one-carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG576351378 or 576351378. Listed at 19 retailers as of October 29, 2026, with prices from $293 to $1,694, a $1,402 spread on the same certified stone. MOH London lists it at $1,694. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.05
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG576351378
Dimensions6.55 × 6.51 × 4.00 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
6.55 mm6.51 mm1.05 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG576351378
Side View
Table 58.0%Crown 34°Girdle: MediumPavilion 41°Culet: NoneDepth 61.5%

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: $1,694 AUD|Low: $281 AUD|High: $1,714 AUD|Avg: $670 AUD
MOH London
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 11$293 AUD
Retailer 14$327 AUD
Retailer 5$338 AUD
Retailer 6$362 AUD
Retailer 13$362 AUD
Retailer 12$511 AUD
Retailer 8$625 AUD
Retailer 2$638 AUD
Retailer 7$659 AUD
Retailer 3$701 AUD
Retailer 9$885 AUD
Retailer 4$1,164 AUD
Retailer 10$1,169 AUD
MOH London$1,694 AUD

42 data points across 14 retailers

19 retailers$293 AUD to $1,694 AUD

A
Cheapest Retailer
-
$293 AUD
$205 USD
A
Retailer 2
-
$327 AUD
$229 USD
View
Final sale: no returns
A
Retailer 3
-
$338 AUD
$237 USD
View
Retailer 4
-
$362 AUD
$254 USD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$362 AUD
$254 USD
View
A
Retailer 6
-
$402 AUD
HK$2,200 HKD
View
A
Retailer 7
-
$511 AUD
$358 USD
View
A
Retailer 8
-
$625 AUD
ZAR 7,079 ZAR
View
A
Retailer 9
-
$638 AUD
€426 EUR
View
B+
Retailer 10
-
$659 AUD
£364 GBP
View
B+
Retailer 11
-
$701 AUD
$491 USD
View
B+
Retailer 12
-
$703 AUD
$493 USD
View
B+
Retailer 13
-
$885 AUD
View
B+
Retailer 14
-
$982 AUD
SGD 930 SGD
View
B
Retailer 15
-
$1,164 AUD
$816 USD
View
B
Retailer 16
-
$1,169 AUD
$819 USD
View
B
Retailer 17
-
$1,240 AUD
$869 USD
View
Retailer 18
-
$1,425 AUD
$999 USD
View
Price last confirmed 91 days ago
Most Expensive
B
MOH London
LG576351378 · Nov 1
$1,694 AUD
£935 GBP
View
18 more retailers have this diamond
Prices start from $293 AUDSave up to $1,402 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
1.05ct Round
$293 AUD