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Heart|Lab Grown|IGI

1.67ct F VVS1 Heart Lab Grown Diamond

ID • F/VVS1 • IGI LG578320336

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG578320336

Diamond specifications and retailer prices

From $505 NZD
$284 USD
As of November 1, 2026
Save $3,210 NZD (86%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $3,715 NZD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.67ct lab-grown heart diamond

This 1.67ct lab-grown heart sits in the one-and-a-half to two carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG578320336 or 578320336. Listed at 12 retailers as of November 1, 2026, with prices from $505 to $3,715, a $3,210 spread on the same certified stone. Brilliant Earth lists it at $3,715. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.67
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG578320336
Dimensions7.47 × 8.23 × 4.60 mm
L/W Ratio1.10
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process.
Top View
7.47 mm8.23 mm1.67 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG578320336
Side View
Table 58.0%Crown 33°Girdle: STK-THKPavilion 38.9°Culet: NoneDepth 55.9%

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: $3,715 NZD|Low: $505 NZD|High: $4,550 NZD|Avg: $1,543 NZD|-16.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 3, 2026
Retailer 10$505 NZD
Retailer 8$935 NZD
Retailer 6$942 NZD
Retailer 9$1,038 NZD
Retailer 3$1,065 NZD
Retailer 2$1,089 NZD
Retailer 5$1,436 NZD
Retailer 7$2,200 NZD
Retailer 4$2,474 NZD
Brilliant Earth$3,715 NZD

42 data points across 10 retailers

12 retailers$505 NZD to $3,715 NZD

A
Cheapest Retailer
-
$505 NZD
$284 USD
Final sale: no returns
A
Retailer 2
-
$935 NZD
$526 USD
View
A
Retailer 3
-
$942 NZD
$530 USD
View
A
Retailer 4
-
$1,026 NZD
$577 USD
View
A
Retailer 5
-
$1,038 NZD
$584 USD
View
A
Retailer 6
-
$1,065 NZD
ZAR 9,680 ZAR
View
A
Retailer 7
-
$1,089 NZD
£482 GBP
View
B+
Retailer 8
-
$1,436 NZD
A$1,243 AUD
View
B
Retailer 9
-
$2,200 NZD
$1,238 USD
View
B
Retailer 10
-
$2,282 NZD
$1,284 USD
View
B
Retailer 11
-
$2,474 NZD
£1,096 GBP
View
Most Expensive
B
Brilliant Earth
7219161Y · Nov 2
$3,715 NZD
$2,090 USD
View
11 more retailers have this diamond
Prices start from $505 NZDSave up to $3,210 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
1.67ct Heart
$505 NZD