CaratHunter
Plans
Heart|Lab Grown|IGI

1.57ct G VS2 Heart Lab Grown Diamond

EX • G/VS2 • IGI LG447077308

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG447077308

Diamond specifications and retailer prices

From $752 NZD
$424 USD
As of October 30, 2026
Save $3,683 NZD (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,436 NZD at Do Amore Diamonds · As of November 1, 2026
View at Do Amore Diamonds

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 G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG447077308 or 447077308. Listed at 11 retailers as of October 30, 2026, with prices from $752 to $4,436, a $3,683 spread on the same certified stone. Do Amore Diamonds lists it at $4,436. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
G
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle39.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447077308
Dimensions7.16 × 8.27 × 4.66 mm
L/W Ratio1.16
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD). Type IIa
Top View
7.16 mm8.27 mm1.57 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447077308
Side View
Table 60.5%Crown 34.7°Girdle: STK-THKPavilion 39.6°Culet: NoneDepth 56.3%

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: Oct 30
Current: $4,436 NZD|Low: $598 NZD|High: $4,436 NZD|Avg: $2,014 NZD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 1, 2026
Retailer 8$752 NZD
Retailer 11$802 NZD
Retailer 6$976 NZD
Retailer 5$1,153 NZD
Retailer 9$1,308 NZD
Retailer 3$1,379 NZD
Retailer 2$1,622 NZD
Retailer 7$3,153 NZD
Retailer 10$3,418 NZD
Retailer 4$3,608 NZD
Do Amore Diamonds$4,436 NZD

39 data points across 11 retailers

11 retailers$752 NZD to $4,436 NZD

A
Cheapest Retailer
-
$752 NZD
$424 USD
A
Retailer 2
-
$802 NZD
$452 USD
View
Final sale: no returns
A
Retailer 3
-
$976 NZD
$550 USD
View
B+
Retailer 4
-
$1,153 NZD
$650 USD
View
B+
Retailer 5
-
$1,308 NZD
$737 USD
View
B+
Retailer 6
-
$1,622 NZD
£720 GBP
View
B
Retailer 7
-
$2,415 NZD
$1,361 USD
View
B
Retailer 8
-
$3,153 NZD
$1,777 USD
View
Retailer 9
-
$3,418 NZD
$1,926 USD
View
Price last confirmed 14 days ago
Retailer 10
-
$3,608 NZD
£1,601 GBP
View
Price last confirmed 7 days ago
Most Expensive
B
Do Amore Diamonds
31-LGO2163801 · Nov 1
$4,436 NZD
$2,500 USD
View
10 more retailers have this diamond
Prices start from $752 NZDSave up to $3,683 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
$752 NZD