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Round|Lab Grown|IGI

1.50ct G SI1 Round Lab Grown Diamond

ID • G/SI1 • IGI LG848603822

Shape and cutting style on the report: Round brilliant

Certificate IGI LG848603822

Diamond specifications and retailer prices

From $270 AUD
$190 USD
As of November 1, 2026
Save $1,385 AUD (84%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,656 AUD at Reve Diamonds · As of November 1, 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 G colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG848603822 or 848603822. Listed at 18 retailers as of November 1, 2026, with prices from $270 to $1,656, a $1,385 spread on the same certified stone. Reve Diamonds lists it at $1,656. 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
G
Colour
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG848603822
Dimensions7.34 × 7.36 × 4.42 mm
L/W Ratio1.00
Girdle conditionFaceted
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
7.34 mm7.36 mm1.50 ctG / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG848603822
Side View
Table 59.0%Crown 34.1°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 60.1%

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 1
Current: $888 AUD|Low: $258 AUD|High: $1,656 AUD|Avg: $797 AUD|-17.5%
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
Reve Diamonds
November 2, 2026
Retailer 12$270 AUD
Retailer 17$315 AUD
Retailer 9$317 AUD
Retailer 13$336 AUD
Retailer 3$349 AUD
Retailer 6$537 AUD
Retailer 4$588 AUD
Retailer 10$599 AUD
Retailer 11$610 AUD
Retailer 15$636 AUD
Retailer 16$810 AUD
Retailer 1$888 AUD
Retailer 8$1,011 AUD
Retailer 14$1,081 AUD
Retailer 5$1,157 AUD
Retailer 2$1,381 AUD
Retailer 7$1,499 AUD
Reve Diamonds$1,656 AUD

10 data points across 18 retailers

18 retailers$270 AUD to $1,656 AUD

A
Cheapest Retailer
-
$270 AUD
$190 USD
A
Retailer 2
-
$315 AUD
$221 USD
View
Retailer 3
-
$317 AUD
$223 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$336 AUD
$236 USD
View
A
Retailer 5
-
$349 AUD
$245 USD
View
Final sale: no returns
A
Retailer 6
-
$537 AUD
€359 EUR
View
B+
Retailer 7
-
$588 AUD
$413 USD
View
A
Retailer 8
-
$599 AUD
£331 GBP
View
B+
Retailer 9
-
$610 AUD
£337 GBP
View
A
Retailer 10
-
$636 AUD
$447 USD
View
B+
Retailer 11
-
$810 AUD
$569 USD
View
B
Retailer 12
-
$888 AUD
$624 USD
View
B+
Retailer 13
-
$1,011 AUD
$710 USD
View
B
Retailer 14
-
$1,081 AUD
$759 USD
View
B
Retailer 15
-
$1,157 AUD
$813 USD
View
B
Retailer 16
-
$1,381 AUD
$970 USD
View
B
Retailer 17
-
$1,499 AUD
£829 GBP
View
Most Expensive
B
Reve Diamonds
3986E71AD · Nov 1
$1,656 AUD
$1,163 USD
View
17 more retailers have this diamond
Prices start from $270 AUDSave up to $1,385 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
$270 AUD