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Round|Lab Grown|IGI

1.45ct F SI2 Round Lab Grown Diamond

ID • F/SI2 • IGI LG696546540

Certificate IGI LG696546540

Diamond specifications and retailer prices

From $1,117 AUD
As of November 6, 2026
Save $411 AUD (27%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,528 AUD at Zales · As of November 4, 2026
View at Zales

About this 1.45ct lab-grown round diamond

This 1.45ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG696546540 or 696546540. Listed at 3 retailers as of November 4, 2026, with prices from $1,117 to $1,528, a $411 spread on the same certified stone. Zales lists it at $1,528. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.45
Carat
F
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG696546540
Dimensions7.26 × 7.30 mm
L/W Ratio1.01
Top View
7.26 mm7.30 mm1.45 ctF / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG696546540
Side View
Table 59.0%CrownGirdle: MediumPavilionCulet: NoneDepth 61.1%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $1,117 AUD|Low: $1,117 AUD|High: $2,586 AUD|Avg: $1,864 AUD|-56.8%
Retailer 1
Retailer 2
Zales
November 6, 2026
Retailer 1$1,117 AUD
Retailer 2$1,528 AUD
Zales$1,528 AUD

8 data points across 3 retailers

3 retailers$1,117 AUD to $1,528 AUD

B+
Cheapest Retailer
-
$1,117 AUD
B
Retailer 2
-
$1,528 AUD
View
Most Expensive
B
Zales
524897252 · Nov 4
$1,528 AUD
$1,070 USD
View
2 more retailers have this diamond
Prices start from $1,117 AUDSave up to $411 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.

B+
1.45ct Round
$1,117 AUD