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Heart|Lab Grown|IGI

1.02ct F VS1 Heart Lab Grown Diamond

ID • F/VS1 • IGI LG840611280

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG840611280

Diamond specifications and retailer prices

From $644 SGD
As of October 31, 2026
Save $225 SGD (26%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,382 SGD at Reve Diamonds · As of October 28, 2026
View at Reve Diamonds

About this 1.02ct lab-grown heart diamond

This 1.02ct lab-grown heart sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG840611280 or 840611280. Listed at 14 retailers as of October 30, 2026, with a 35% 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

1.02
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39.8°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840611280
Dimensions6.83 × 6.04 × 4.22 mm
L/W Ratio1.13
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.83 mm6.04 mm1.02 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840611280
Side View
Table 66.0%Crown 39.8°Girdle: MED-STKPavilion 41°Culet: NoneDepth 61.8%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $644 SGD|Low: $225 SGD|High: $1,382 SGD|Avg: $657 SGD|-27.5%
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
Reve Diamonds
October 31, 2026
Retailer 12$225 SGD
Retailer 13$300 SGD
Retailer 6$355 SGD
Retailer 8$411 SGD
Retailer 9$436 SGD
Retailer 2$448 SGD
Retailer 14$496 SGD
Retailer 4$636 SGD
Retailer 1$644 SGD
Retailer 3$740 SGD
Retailer 11$807 SGD
Retailer 7$869 SGD
Retailer 10$872 SGD
Retailer 5$1,229 SGD
Reve Diamonds$1,382 SGD

17 data points across 15 retailers

14 retailers$644 SGD to $869 SGD

Retailer 1
-
$300 SGD
Price last confirmed 7 days ago
Retailer 2
-
$355 SGD
View
Price last confirmed 11 days ago
Retailer 3
-
$411 SGD
View
Price last confirmed 7 days ago
Retailer 4
-
$436 SGD
View
Price last confirmed 7 days ago
Retailer 5
-
$448 SGD
View
Price last confirmed 9 days ago
Retailer 6
-
$496 SGD
View
Price last confirmed 8 days ago
Retailer 7
-
$636 SGD
View
Price last confirmed 10 days ago
B+
Retailer 8
-
$644 SGD
View
Retailer 9
-
$740 SGD
View
Price last confirmed 9 days ago
Retailer 10
-
$807 SGD
View
Price last confirmed 7 days ago
B
Retailer 11
-
$869 SGD
View
Retailer 12
-
$872 SGD
View
Price last confirmed 7 days ago
Retailer 13
-
$1,229 SGD
View
Price last confirmed 17 days ago
Most Expensive
Reve Diamonds
FB839660E · Oct 28
$1,382 SGD
$1,082 USD
View
Price last confirmed 8 days ago
13 more retailers have this diamond
Prices start from $644 SGDSave up to $225 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.

B+
1.02ct Heart
$644 SGD