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Round|Lab Grown|IGI

1.50ct F SI1 Round Lab Grown Diamond

EX • F/SI1 • IGI LG677564735

Shape and cutting style on the report: Round brilliant

Certificate IGI LG677564735

Diamond specifications and retailer prices

From $294 AUD
As of November 5, 2026
Save $1,454 AUD (83%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $1,748 AUD at Reve Diamonds · As of November 6, 2026
View at Reve Diamonds

About this 1.5ct lab-grown round diamond

This 1.5ct lab-grown round sits in the one-and-a-half to two carat band, graded F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG677564735 or 677564735. Listed at 15 retailers as of November 5, 2026, with prices from $294 to $1,748, a $1,454 spread on the same certified stone. Reve Diamonds lists it at $1,748. 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

1.50
Carat
F
Colour
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG677564735
Dimensions7.37 × 7.32 × 4.42 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.37 mm7.32 mm1.50 ctF / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG677564735
Side View
Table 61.0%Crown 33.7°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 60.2%

Caratlytics Score

How it works →
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 5
Current: $662 AUD|Low: $294 AUD|High: $1,748 AUD|Avg: $789 AUD|-8.3%
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
Reve Diamonds
November 6, 2026
Retailer 5$294 AUD
Retailer 2$327 AUD
Retailer 3$342 AUD
Retailer 14$365 AUD
Retailer 6$412 AUD
Retailer 12$616 AUD
Retailer 10$633 AUD
Retailer 1$662 AUD
Retailer 9$847 AUD
Retailer 8$1,062 AUD
Retailer 13$1,175 AUD
Retailer 11$1,179 AUD
Retailer 4$1,252 AUD
Retailer 7$1,703 AUD
Reve Diamonds$1,748 AUD

44 data points across 15 retailers

15 retailers$294 AUD to $1,748 AUD

A
Cheapest Retailer
-
$294 AUD
A
Retailer 2
-
$327 AUD
View
Final sale: no returns
A
Retailer 3
-
$342 AUD
View
A
Retailer 4
-
$365 AUD
View
Retailer 5
-
$412 AUD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$616 AUD
View
B+
Retailer 7
-
$633 AUD
View
A
Retailer 8
-
$662 AUD
View
B+
Retailer 9
-
$847 AUD
View
B+
Retailer 10
-
$1,062 AUD
View
B
Retailer 11
-
$1,175 AUD
View
B+
Retailer 12
-
$1,179 AUD
View
B
Retailer 13
-
$1,252 AUD
View
B
Retailer 14
-
$1,703 AUD
View
Most Expensive
B
Reve Diamonds
C6DDC8026 · Nov 6
$1,748 AUD
$1,201 USD
View
14 more retailers have this diamond
Prices start from $294 AUDSave up to $1,454 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
1.50ct Round
$294 AUD