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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 $400 USD
As of October 28, 2026
Save $607 USD (60%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,198 USD 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 28, 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
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.5°
Pavilion angle41.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG773627448
Dimensions7.88 × 7.88 × 6.64 mm
L/W Ratio1.00
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
7.88 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 28
Current: $1,198 USD|Low: $400 USD|High: $94,130 USD|Avg: $12,650 USD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 3$400 USD
Retailer 4$542 USD
Retailer 5$552 USD
Retailer 2$561 USD
Retailer 7$760 USD
Retailer 6$1,007 USD
MOH London$1,198 USD
Retailer 8$94,130 USD

39 data points across 8 retailers

6 retailers$400 USD to $1,007 USD

B+
Cheapest Retailer
-
$400 USD
B+
Retailer 2
-
$542 USD
View
B+
Retailer 3
-
$552 USD
View
B+
Retailer 4
-
$561 USD
£442 GBP
View
B
Retailer 5
-
$1,007 USD
View
Most Expensive
MOH London
LG773627448 · Oct 18
$1,198 USD
£943 GBP
View
Price last confirmed 12 days ago
5 more retailers have this diamond
Prices start from $400 USDSave up to $607 USD

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
$400 USD