CaratHunter
Plans
Heart|Lab Grown|IGI

1.25ct F VS1 Heart Lab Grown Diamond

VG • F/VS1 • IGI LG846641812

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG846641812

Diamond specifications and retailer prices

From $347 AUD
$243 USD
As of November 1, 2026
Save $1,305 AUD (79%) vs most expensive(unlock to see where)
17 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 very-good cut grade and certified by IGI LG846641812 or 846641812. Listed at 17 retailers as of November 1, 2026, with prices from $347 to $1,652, a $1,305 spread on the same certified stone. Reve Diamonds lists it at $1,652. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.25
Carat
F
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.9°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846641812
Dimensions6.51 × 7.47 × 4.49 mm
L/W Ratio1.15
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 mm7.47 mm1.25 ctF / VS1
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846641812
Side View
Table 54.0%Crown 37.9°Girdle: MED-THKPavilion 39.8°Culet: NoneDepth 60.1%

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 1
Current: $607 AUD|Low: $318 AUD|High: $1,667 AUD|Avg: $755 AUD|+1.6%
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
Reve Diamonds
November 3, 2026
Retailer 8$318 AUD
Retailer 4$340 AUD
Retailer 6$340 AUD
Retailer 16$347 AUD
Retailer 10$400 AUD
Retailer 11$577 AUD
Retailer 2$586 AUD
Retailer 1$607 AUD
Retailer 14$658 AUD
Retailer 7$800 AUD
Retailer 9$814 AUD
Retailer 13$1,077 AUD
Retailer 5$1,093 AUD
Retailer 3$1,151 AUD
Retailer 15$1,341 AUD
Retailer 12$1,562 AUD
Reve Diamonds$1,652 AUD

10 data points across 17 retailers

17 retailers$347 AUD to $1,652 AUD

Retailer 1
-
$318 AUD
$223 USD
Price last confirmed 9 days ago
Retailer 2
-
$340 AUD
$238 USD
View
Price last confirmed 9 days ago
Retailer 3
-
$340 AUD
$238 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$347 AUD
$243 USD
View
Final sale: no returns
A
Retailer 5
-
$400 AUD
£221 GBP
View
A
Retailer 6
-
$577 AUD
ZAR 6,530 ZAR
View
A
Retailer 7
-
$586 AUD
$411 USD
View
A
Retailer 8
-
$607 AUD
£335 GBP
View
B+
Retailer 9
-
$658 AUD
$461 USD
View
Retailer 10
-
$800 AUD
$561 USD
View
Price last confirmed 7 days ago
B+
Retailer 11
-
$814 AUD
View
B
Retailer 12
-
$1,077 AUD
$755 USD
View
Retailer 13
-
$1,093 AUD
$766 USD
View
Price last confirmed 8 days ago
B
Retailer 14
-
$1,151 AUD
$807 USD
View
B
Retailer 15
-
$1,341 AUD
$940 USD
View
B
Retailer 16
-
$1,562 AUD
£862 GBP
View
Most Expensive
B
Reve Diamonds
0AF310A74 · Nov 1
$1,652 AUD
$1,158 USD
View
16 more retailers have this diamond
Prices start from $347 AUDSave up to $1,305 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
$347 AUD