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Heart|Lab Grown|IGI

1.20ct E VVS1 Heart Lab Grown Diamond

ID • E/VVS1 • IGI LG778641337

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG778641337

Diamond specifications and retailer prices

From $281 SGD
$220 USD
As of October 30, 2026
Save $2,122 SGD (88%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,403 SGD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.2ct lab-grown heart diamond

This 1.2ct lab-grown heart sits in the classic one-carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG778641337 or 778641337. Listed at 12 retailers as of October 30, 2026, with prices from $281 to $2,403, a $2,122 spread on the same certified stone. Do Amore Diamonds lists it at $2,403. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG778641337
Dimensions6.58 × 7.52 × 4.22 mm
L/W Ratio1.14
Girdle conditionFaceted
Culet sizePointed
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
6.58 mm7.52 mm1.20 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG778641337
Side View
Table 58.0%Crown 33.8°Girdle: STK-THKPavilion 37.6°Culet: NoneDepth 56.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $2,403 SGD|Low: $217 SGD|High: $2,403 SGD|Avg: $797 SGD
Do Amore Diamonds
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
October 27, 2026
Retailer 10$281 SGD
Retailer 5$331 SGD
Retailer 13$371 SGD
Retailer 14$422 SGD
Retailer 6$573 SGD
Retailer 8$575 SGD
Retailer 16$597 SGD
Retailer 3$642 SGD
Retailer 15$704 SGD
Retailer 2$838 SGD
Retailer 11$896 SGD
Retailer 7$1,093 SGD
Retailer 4$1,134 SGD
Retailer 12$1,317 SGD
Retailer 9$1,377 SGD
Do Amore Diamonds$2,403 SGD

18 data points across 16 retailers

12 retailers$281 SGD to $2,403 SGD

Retailer 1
-
$267 SGD
$209 USD
Price last confirmed 31 days ago
A
Retailer 2
-
$281 SGD
$220 USD
View
Final sale: no returns
Retailer 3
-
$311 SGD
$243 USD
View
Price last confirmed 32 days ago
Retailer 4
-
$327 SGD
$256 USD
View
Price last confirmed 33 days ago
A
Retailer 5
-
$371 SGD
$290 USD
View
B+
Retailer 6
-
$422 SGD
$330 USD
View
B+
Retailer 7
-
$838 SGD
A$1,009 AUD
View
B+
Retailer 8
-
$896 SGD
$701 USD
View
Retailer 9
-
$1,066 SGD
$834 USD
View
Price last confirmed 30 days ago
B
Retailer 10
-
$1,317 SGD
$1,030 USD
View
B
Retailer 11
-
$1,377 SGD
£848 GBP
View
Most Expensive
B
Do Amore Diamonds
27-5535EE115 · Oct 31
$2,403 SGD
$1,880 USD
View
11 more retailers have this diamond
Prices start from $281 SGDSave up to $2,122 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
1.20ct Heart
$281 SGD