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Heart|Lab Grown|IGI

1.37ct E VS1 Heart Lab Grown Diamond

EX • E/VS1 • IGI LG773627448

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG773627448

Diamond specifications and retailer prices

From $511 SGD
$400 USD
As of October 30, 2026
Save $776 SGD (60%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,531 SGD at MOH London · As of October 18, 2026
View at MOH London

About this 1.37ct lab-grown heart diamond

This 1.37ct lab-grown heart sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG773627448 or 773627448. Listed at 6 retailers as of October 29, 2026, with a 152% 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

1.37
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG773627448
Dimensions6.64 × 7.88 × 4.51 mm
L/W Ratio1.19
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
6.64 mm7.88 mm1.37 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG773627448
Side View
Table 56.0%Crown 32.5°Girdle: MED-STKPavilion 41.3°Culet: NoneDepth 57.2%

Caratlytics Score

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

Price History

Last verified: Oct 30
Current: $1,531 SGD|Low: $511 SGD|High: $120,335 SGD|Avg: $16,164 SGD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 3$511 SGD
Retailer 4$693 SGD
Retailer 5$706 SGD
Retailer 2$719 SGD
Retailer 7$972 SGD
Retailer 6$1,287 SGD
MOH London$1,531 SGD
Retailer 8$120,335 SGD

40 data points across 8 retailers

6 retailers$511 SGD to $1,287 SGD

B+
Cheapest Retailer
-
$511 SGD
$400 USD
B+
Retailer 2
-
$693 SGD
$542 USD
View
B+
Retailer 3
-
$706 SGD
$552 USD
View
B+
Retailer 4
-
$719 SGD
£443 GBP
View
B
Retailer 5
-
$1,287 SGD
$1,007 USD
View
Most Expensive
MOH London
LG773627448 · Oct 18
$1,531 SGD
£943 GBP
View
Price last confirmed 13 days ago
5 more retailers have this diamond
Prices start from $511 SGDSave up to $776 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+
1.37ct Heart
$511 SGD