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Heart|Lab Grown|IGI

1.25ct F VS1 Heart Lab Grown Diamond

ID • F/VS1 • IGI LG838656459

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG838656459

Diamond specifications and retailer prices

From $270 AUD
$189 USD
As of November 2, 2026
Save $1,383 AUD (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $1,652 AUD at Reve Diamonds · As of November 1, 2026
View at Reve Diamonds

About this 1.25ct lab-grown heart diamond

This 1.25ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG838656459 or 838656459. Listed at 19 retailers as of November 1, 2026, with prices from $270 to $1,652, a $1,383 spread on the same certified stone. Reve Diamonds lists it at $1,652. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG838656459
Dimensions6.51 × 7.69 × 4.38 mm
L/W Ratio1.18
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
6.51 mm7.69 mm1.25 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG838656459
Side View
Table 60.0%Crown 35.8°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 57.0%

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 2
Current: $814 AUD|Low: $253 AUD|High: $1,652 AUD|Avg: $763 AUD|+1.2%
Retailer 1
Retailer 2
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Retailer 4
Retailer 5
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Retailer 7
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Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
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Retailer 16
Retailer 17
Retailer 18
Reve Diamonds
November 2, 2026
Retailer 3$270 AUD
Retailer 13$312 AUD
Retailer 9$327 AUD
Retailer 7$334 AUD
Retailer 4$347 AUD
Retailer 11$400 AUD
Retailer 14$577 AUD
Retailer 5$586 AUD
Retailer 12$607 AUD
Retailer 18$658 AUD
Retailer 2$795 AUD
Retailer 1$814 AUD
Retailer 17$863 AUD
Retailer 8$979 AUD
Retailer 16$1,074 AUD
Retailer 10$1,127 AUD
Retailer 6$1,151 AUD
Retailer 15$1,562 AUD
Reve Diamonds$1,652 AUD

31 data points across 19 retailers

19 retailers$270 AUD to $1,652 AUD

A
Cheapest Retailer
-
$270 AUD
$189 USD
A
Retailer 2
-
$312 AUD
$219 USD
View
Retailer 3
-
$327 AUD
$229 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$334 AUD
$234 USD
View
A
Retailer 5
-
$347 AUD
$243 USD
View
Final sale: no returns
A
Retailer 6
-
$400 AUD
£221 GBP
View
A
Retailer 7
-
$577 AUD
ZAR 6,530 ZAR
View
A
Retailer 8
-
$586 AUD
$411 USD
View
A
Retailer 9
-
$607 AUD
£335 GBP
View
A
Retailer 10
-
$658 AUD
$461 USD
View
B+
Retailer 11
-
$795 AUD
$557 USD
View
B+
Retailer 12
-
$814 AUD
View
B+
Retailer 13
-
$863 AUD
$605 USD
View
B+
Retailer 14
-
$979 AUD
View
B
Retailer 15
-
$1,074 AUD
$753 USD
View
B
Retailer 16
-
$1,127 AUD
$790 USD
View
B
Retailer 17
-
$1,151 AUD
$807 USD
View
B
Retailer 18
-
$1,562 AUD
£862 GBP
View
Most Expensive
B
Reve Diamonds
CED692F16 · Nov 1
$1,652 AUD
$1,158 USD
View
18 more retailers have this diamond
Prices start from $270 AUDSave up to $1,383 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
1.25ct Heart
$270 AUD