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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 $710 NZD
$400 USD
As of October 30, 2026
Save $1,077 NZD (60%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,125 NZD 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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,125 NZD|Low: $710 NZD|High: $167,014 NZD|Avg: $22,434 NZD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 30, 2026
Retailer 3$710 NZD
Retailer 4$962 NZD
Retailer 5$979 NZD
Retailer 2$998 NZD
Retailer 7$1,348 NZD
Retailer 6$1,787 NZD
MOH London$2,125 NZD
Retailer 8$167,014 NZD

40 data points across 8 retailers

6 retailers$710 NZD to $1,787 NZD

B+
Cheapest Retailer
-
$710 NZD
$400 USD
B+
Retailer 2
-
$962 NZD
$542 USD
View
B+
Retailer 3
-
$979 NZD
$552 USD
View
B+
Retailer 4
-
$998 NZD
£443 GBP
View
B
Retailer 5
-
$1,787 NZD
$1,007 USD
View
Most Expensive
MOH London
LG773627448 · Oct 18
$2,125 NZD
£943 GBP
View
Price last confirmed 13 days ago
5 more retailers have this diamond
Prices start from $710 NZDSave up to $1,077 NZD

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
$710 NZD