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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 $336 NZD
$189 USD
As of November 2, 2026
Save $1,722 NZD (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $2,058 NZD 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 $336 to $2,058, a $1,722 spread on the same certified stone. Reve Diamonds lists it at $2,058. 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

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 2
Current: $1,088 NZD|Low: $315 NZD|High: $2,058 NZD|Avg: $951 NZD|-13.1%
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
Retailer 18
Reve Diamonds
November 2, 2026
Retailer 3$336 NZD
Retailer 14$389 NZD
Retailer 9$407 NZD
Retailer 7$416 NZD
Retailer 4$432 NZD
Retailer 12$498 NZD
Retailer 15$718 NZD
Retailer 5$730 NZD
Retailer 13$756 NZD
Retailer 18$819 NZD
Retailer 2$990 NZD
Retailer 11$1,014 NZD
Retailer 1$1,088 NZD
Retailer 8$1,220 NZD
Retailer 17$1,338 NZD
Retailer 10$1,404 NZD
Retailer 6$1,433 NZD
Retailer 16$1,946 NZD
Reve Diamonds$2,058 NZD

31 data points across 19 retailers

19 retailers$336 NZD to $2,058 NZD

A
Cheapest Retailer
-
$336 NZD
$189 USD
A
Retailer 2
-
$389 NZD
$219 USD
View
Retailer 3
-
$407 NZD
$229 USD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$416 NZD
$234 USD
View
A
Retailer 5
-
$432 NZD
$243 USD
View
Final sale: no returns
A
Retailer 6
-
$498 NZD
£221 GBP
View
A
Retailer 7
-
$718 NZD
ZAR 6,530 ZAR
View
A
Retailer 8
-
$730 NZD
$411 USD
View
A
Retailer 9
-
$756 NZD
£335 GBP
View
A
Retailer 10
-
$819 NZD
$461 USD
View
B+
Retailer 11
-
$990 NZD
$557 USD
View
B+
Retailer 12
-
$1,014 NZD
A$878 AUD
View
B+
Retailer 13
-
$1,088 NZD
$612 USD
View
B+
Retailer 14
-
$1,220 NZD
A$1,056 AUD
View
B
Retailer 15
-
$1,338 NZD
$753 USD
View
B
Retailer 16
-
$1,404 NZD
$790 USD
View
B
Retailer 17
-
$1,433 NZD
$807 USD
View
B
Retailer 18
-
$1,946 NZD
£862 GBP
View
Most Expensive
B
Reve Diamonds
CED692F16 · Nov 1
$2,058 NZD
$1,158 USD
View
18 more retailers have this diamond
Prices start from $336 NZDSave up to $1,722 NZD

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
$336 NZD