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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 $310 SGD
As of November 4, 2026
Save $1,169 SGD (79%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,479 SGD at Reve Diamonds · As of November 4, 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 18 retailers as of November 4, 2026, with prices from $310 to $1,479, a $1,169 spread on the same certified stone. Reve Diamonds lists it at $1,479. 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

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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 4
Current: $876 SGD|Low: $285 SGD|High: $1,492 SGD|Avg: $682 SGD
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 5, 2026
Retailer 9$285 SGD
Retailer 5$304 SGD
Retailer 7$304 SGD
Retailer 2$310 SGD
Retailer 10$355 SGD
Retailer 15$516 SGD
Retailer 3$525 SGD
Retailer 11$536 SGD
Retailer 16$589 SGD
Retailer 8$717 SGD
Retailer 14$728 SGD
Retailer 13$782 SGD
Retailer 1$876 SGD
Retailer 6$978 SGD
Retailer 4$1,030 SGD
Retailer 17$1,201 SGD
Retailer 12$1,395 SGD
Reve Diamonds$1,479 SGD

12 data points across 18 retailers

18 retailers$310 SGD to $1,479 SGD

Retailer 1
-
$285 SGD
Price last confirmed 13 days ago
Retailer 2
-
$304 SGD
View
Price last confirmed 12 days ago
Retailer 3
-
$304 SGD
View
Price last confirmed 12 days ago
A
Retailer 4
-
$310 SGD
View
Final sale: no returns
A
Retailer 5
-
$355 SGD
View
A
Retailer 6
-
$516 SGD
View
A
Retailer 7
-
$525 SGD
View
A
Retailer 8
-
$536 SGD
View
B+
Retailer 9
-
$589 SGD
View
Retailer 10
-
$717 SGD
View
Price last confirmed 11 days ago
B+
Retailer 11
-
$728 SGD
View
B+
Retailer 12
-
$782 SGD
View
B
Retailer 13
-
$876 SGD
View
Retailer 14
-
$978 SGD
View
Price last confirmed 12 days ago
B
Retailer 15
-
$1,030 SGD
View
B
Retailer 16
-
$1,201 SGD
View
B
Retailer 17
-
$1,395 SGD
View
Most Expensive
B
Reve Diamonds
0AF310A74 · Nov 4
$1,479 SGD
$1,158 USD
View
17 more retailers have this diamond
Prices start from $310 SGDSave up to $1,169 SGD

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
$310 SGD