Heart|Lab Grown|IGI

1.25ct D VVS1 Heart Lab Grown Diamond

ID • D/VVS1 • IGI LG828688730

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG828688730

Diamond specifications and retailer prices

From $262 USD
As of October 30, 2026
Save $1,256 USD (83%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,670 USD at Brilliant Earth · As of October 10, 2026
View at Brilliant Earth

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 D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG828688730 or 828688730. Listed at 16 retailers as of October 30, 2026, with a 479% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
D
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828688730
Dimensions7.08 × 7.45 × 4.18 mm
L/W Ratio1.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.08 mm7.45 mm1.25 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828688730
Side View
Table 61.0%Crown 35.1°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 56.1%

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: Oct 30
Current: $539 USD|Low: $262 USD|High: $1,541 USD|Avg: $725 USD|+4.1%
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
October 31, 2026
Retailer 14$262 USD
Retailer 2$332 USD
Retailer 13$390 USD
Retailer 5$500 USD
Retailer 1$539 USD
Retailer 8$547 USD
Retailer 12$606 USD
Retailer 11$624 USD
Retailer 6$712 USD
Retailer 9$935 USD
Retailer 15$984 USD
Retailer 10$1,006 USD
Retailer 4$1,101 USD
Retailer 7$1,172 USD
Retailer 3$1,518 USD

18 data points across 15 retailers

16 retailers$262 USD to $1,518 USD

A
Cheapest Retailer
-
$262 USD
Final sale: no returns
A
Retailer 2
-
$332 USD
£261 GBP
View
A
Retailer 3
-
$390 USD
View
A
Retailer 4
-
$500 USD
ZAR 8,076 ZAR
View
B+
Retailer 5
-
$539 USD
€513 EUR
View
B+
Retailer 6
-
$547 USD
£431 GBP
View
B+
Retailer 7
-
$606 USD
View
B+
Retailer 8
-
$624 USD
View
B+
Retailer 9
-
$712 USD
A$1,096 AUD
View
B
Retailer 10
-
$935 USD
View
B+
Retailer 11
-
$984 USD
View
B+
Retailer 12
-
$1,006 USD
View
B+
Retailer 13
-
$1,101 USD
A$1,694 AUD
View
B
Retailer 14
-
$1,172 USD
£923 GBP
View
B
Retailer 15
-
$1,518 USD
SGD 2,051 SGD
View
Most Expensive
Brilliant Earth
21324997A · Oct 10
$1,670 USD
View
Price last confirmed 21 days ago
15 more retailers have this diamond
Prices start from $262 USDSave up to $1,256 USD

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
$262 USD