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Heart|Lab Grown|IGI

1.22ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG659441028

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG659441028

Diamond specifications and retailer prices

From $309 SGD
As of November 4, 2026
Save $1,283 SGD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,593 SGD at Reve Diamonds · As of November 4, 2026
View at Reve Diamonds

About this 1.22ct lab-grown heart diamond

This 1.22ct lab-grown heart sits in the classic one-carat band, graded D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG659441028 or 659441028. Listed at 14 retailers as of November 4, 2026, with prices from $309 to $1,593, a $1,283 spread on the same certified stone. Reve Diamonds lists it at $1,593. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.22
Carat
D
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.7°
Pavilion angle39.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG659441028
Dimensions6.50 × 7.46 × 4.46 mm
L/W Ratio1.15
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.50 mm7.46 mm1.22 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG659441028
Side View
Table 56.0%Crown 36.7°Girdle: MED-STKPavilion 39.2°Culet: NoneDepth 59.8%

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: $630 SGD|Low: $279 SGD|High: $1,610 SGD|Avg: $817 SGD|+15.5%
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
Reve Diamonds
November 5, 2026
Retailer 8$309 SGD
Retailer 5$311 SGD
Retailer 7$456 SGD
Retailer 11$587 SGD
Retailer 13$603 SGD
Retailer 4$612 SGD
Retailer 1$630 SGD
Retailer 3$755 SGD
Retailer 12$855 SGD
Retailer 2$1,099 SGD
Retailer 10$1,107 SGD
Retailer 9$1,171 SGD
Retailer 6$1,371 SGD
Reve Diamonds$1,593 SGD

37 data points across 14 retailers

14 retailers$309 SGD to $1,593 SGD

Retailer 1
-
$305 SGD
Price last confirmed 39 days ago
A
Retailer 2
-
$309 SGD
View
Final sale: no returns
A
Retailer 3
-
$456 SGD
View
B+
Retailer 4
-
$587 SGD
View
B+
Retailer 5
-
$603 SGD
View
B+
Retailer 6
-
$612 SGD
View
B+
Retailer 7
-
$630 SGD
View
B+
Retailer 8
-
$755 SGD
View
B+
Retailer 9
-
$855 SGD
View
B
Retailer 10
-
$1,099 SGD
View
B
Retailer 11
-
$1,107 SGD
View
B
Retailer 12
-
$1,171 SGD
View
B
Retailer 13
-
$1,371 SGD
View
Most Expensive
B
Reve Diamonds
93E23A215 · Nov 4
$1,593 SGD
$1,246 USD
View
13 more retailers have this diamond
Prices start from $309 SGDSave up to $1,283 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
1.22ct Heart
$309 SGD