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Radiant|Lab Grown|IGI

1.05ct F IF Radiant Lab Grown Diamond

EX • F/IF • IGI LG734533277

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

Certificate IGI LG734533277

Diamond specifications and retailer prices

From $244 AUD
As of November 4, 2026
Save $2,098 AUD (90%) vs most expensive(unlock to see where)
25 retailers carry this diamond
Most expensive: $2,685 AUD at Queensmith · As of October 27, 2026
View at Queensmith

About this 1.05ct lab-grown radiant diamond

This 1.05ct lab-grown radiant 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 LG734533277 or 734533277. Listed at 25 retailers as of November 4, 2026, with a 859% 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

1.05
Carat
F
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG734533277
Dimensions7.58 × 5.05 × 3.32 mm
L/W Ratio1.50
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
7.58 mm5.05 mm1.05 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG734533277
Side View
Table 63.0%Crown 37.5°Girdle: MediumPavilion 35°Culet: NoneDepth 65.7%

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: Nov 4
Current: $600 AUD|Low: $234 AUD|High: $2,100 AUD|Avg: $774 AUD|+2.4%
Retailer 1
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
November 5, 2026
Retailer 16$244 AUD
Retailer 9$271 AUD
Retailer 6$283 AUD
Retailer 2$303 AUD
Retailer 7$303 AUD
Retailer 3$430 AUD
Retailer 5$474 AUD
Retailer 11$577 AUD
Retailer 1$600 AUD
Retailer 8$649 AUD
Retailer 10$814 AUD
Retailer 14$1,029 AUD
Retailer 4$1,074 AUD
Retailer 15$1,321 AUD
Retailer 13$1,550 AUD
Retailer 12$1,563 AUD
Retailer 17$2,100 AUD

45 data points across 17 retailers

25 retailers$244 AUD to $2,343 AUD

A
Cheapest Retailer
-
$244 AUD
A
Retailer 2
-
$271 AUD
View
Final sale: no returns
A
Retailer 3
-
$283 AUD
View
Retailer 4
-
$303 AUD
View
Price last confirmed 12 days ago
A
Retailer 5
-
$303 AUD
View
B+
Retailer 6
-
$430 AUD
View
A
Retailer 7
-
$474 AUD
View
A
Retailer 8
-
$577 AUD
View
A
Retailer 9
-
$600 AUD
View
A
Retailer 10
-
$649 AUD
View
A
Retailer 11
-
$680 AUD
View
A
Retailer 12
-
$814 AUD
View
B+
Retailer 13
-
$1,029 AUD
View
B+
Retailer 14
-
$1,074 AUD
View
B+
Retailer 15
-
$1,149 AUD
View
B
Retailer 16
-
$1,321 AUD
View
Retailer 17
-
$1,510 AUD
View
Price last confirmed 61 days ago
Retailer 18
-
$1,514 AUD
View
Price last confirmed 16 days ago
Retailer 19
-
$1,550 AUD
View
Price last confirmed 16 days ago
B+
Retailer 20
-
$1,563 AUD
View
B
Retailer 21
-
$1,574 AUD
View
Retailer 22
-
$1,607 AUD
View
Price last confirmed 39 days ago
B
Retailer 23
-
$2,100 AUD
View
B
Retailer 24
-
$2,343 AUD
View
Most Expensive
Queensmith
LG734533277 · Oct 27
$2,685 AUD
£1,480 GBP
View
Price last confirmed 9 days ago
24 more retailers have this diamond
Prices start from $244 AUDSave up to $2,098 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 Radiant
$244 AUD