CaratHunter
Plans
Heart|Lab Grown|IGI

1.57ct H VS1 Heart Lab Grown Diamond

EX • H/VS1 • IGI LG775607820

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG775607820

Diamond specifications and retailer prices

From $703 NZD
As of November 4, 2026
Save $1,383 NZD (66%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,085 NZD at MOH London · As of November 5, 2026
View at MOH London

About this 1.57ct lab-grown heart diamond

This 1.57ct lab-grown heart sits in the one-and-a-half to two carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG775607820 or 775607820. Listed at 6 retailers as of November 4, 2026, with prices from $703 to $2,085, a $1,383 spread on the same certified stone. MOH London lists it at $2,085. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
H
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG775607820
Dimensions7.84 × 8.13 × 4.37 mm
L/W Ratio1.04
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.84 mm8.13 mm1.57 ctH / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG775607820
Side View
Table 63.0%Crown 33.7°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 53.8%

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 4
Current: $2,085 NZD|Low: $655 NZD|High: $2,103 NZD|Avg: $1,085 NZD|-0.9%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 6$703 NZD
Retailer 7$845 NZD
Retailer 2$866 NZD
Retailer 4$952 NZD
Retailer 3$1,106 NZD
Retailer 5$1,770 NZD
MOH London$2,085 NZD

16 data points across 7 retailers

6 retailers$703 NZD to $2,085 NZD

B+
Cheapest Retailer
-
$703 NZD
A
Retailer 2
-
$866 NZD
View
A
Retailer 3
-
$952 NZD
View
B+
Retailer 4
-
$1,106 NZD
View
B
Retailer 5
-
$1,770 NZD
View
Most Expensive
B
MOH London
LG775607820 · Nov 5
$2,085 NZD
£923 GBP
View
5 more retailers have this diamond
Prices start from $703 NZDSave up to $1,383 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
1.57ct Heart
$703 NZD