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Heart|Lab Grown|IGI

1.37ct F VS1 Heart Lab Grown Diamond

VG • F/VS1 • IGI LGG1202218

Certificate IGI LGG1202218

Diamond specifications and retailer prices

From $403 NZD
$227 USD
As of November 1, 2026
Save $1,494 NZD (79%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $1,898 NZD at Taylor and Hart · As of October 31, 2026
View at Taylor and Hart

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 F colour (colourless) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LGG1202218. Listed at 4 retailers as of October 31, 2026, with prices from $403 to $1,898, a $1,494 spread on the same certified stone. Taylor and Hart lists it at $1,898. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.37
Carat
F
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LGG1202218
Dimensions7.10 × 7.81 × 4.28 mm
L/W Ratio1.10
Top View
7.10 mm7.81 mm1.37 ctF / VS1
OriginLab Grown
CutVery Good
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateIGI LGG1202218
Side View
Table 50.5%CrownGirdle: MED-STKPavilionCulet: NoneDepth 54.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $924 NZD|Low: $403 NZD|High: $1,898 NZD|Avg: $1,024 NZD|+3.2%
Retailer 1
Retailer 2
Retailer 3
Taylor and Hart
November 2, 2026
Retailer 3$403 NZD
Retailer 2$894 NZD
Retailer 1$924 NZD
Taylor and Hart$1,898 NZD

39 data points across 4 retailers

4 retailers$403 NZD to $1,898 NZD

A
Cheapest Retailer
-
$403 NZD
$227 USD
Final sale: no returns
B+
Retailer 2
-
$894 NZD
$503 USD
View
B+
Retailer 3
-
$924 NZD
£409 GBP
View
Most Expensive
B
Taylor and Hart
H7FG1PR · Oct 31
$1,898 NZD
$1,068 USD
View
3 more retailers have this diamond
Prices start from $403 NZDSave up to $1,494 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.

A
1.37ct Heart
$403 NZD