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Heart|Lab Grown|IGI

1.67ct D VS1 Heart Lab Grown Diamond

ID • D/VS1 • IGI LG628462843

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG628462843

Diamond specifications and retailer prices

From $349 AUD
$245 USD
As of October 30, 2026
Save $2,100 AUD (86%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $3,047 AUD at Brilliant Earth · As of October 6, 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 D colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG628462843 or 628462843. Listed at 24 retailers as of October 30, 2026, with a 602% 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

1.67
Carat
D
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG628462843
Dimensions7.46 × 8.06 × 4.80 mm
L/W Ratio1.08
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
7.46 mm8.06 mm1.67 ctD / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG628462843
Side View
Table 59.0%Crown 36.9°Girdle: MED-STKPavilion 40.5°Culet: NoneDepth 59.6%

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: $2,449 AUD|Low: $335 AUD|High: $3,146 AUD|Avg: $1,012 AUD|-22.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 1, 2026
Retailer 5$349 AUD
Retailer 10$389 AUD
Retailer 4$404 AUD
Retailer 3$433 AUD
Retailer 9$433 AUD
Retailer 19$484 AUD
Retailer 17$584 AUD
Retailer 14$691 AUD
Retailer 2$746 AUD
Retailer 13$814 AUD
Retailer 16$849 AUD
Retailer 8$900 AUD
Retailer 15$1,076 AUD
Retailer 6$1,389 AUD
Retailer 18$1,659 AUD
Retailer 7$1,701 AUD
Retailer 12$1,732 AUD
Retailer 11$1,903 AUD
Brilliant Earth$2,449 AUD

38 data points across 19 retailers

24 retailers$349 AUD to $2,449 AUD

A
Cheapest Retailer
-
$349 AUD
$245 USD
A
Retailer 2
-
$389 AUD
$273 USD
View
Final sale: no returns
A
Retailer 3
-
$404 AUD
$284 USD
View
A
Retailer 4
-
$433 AUD
$304 USD
View
Retailer 5
-
$433 AUD
$304 USD
View
Price last confirmed 7 days ago
Retailer 6
-
$484 AUD
£267 GBP
View
Price last confirmed 16 days ago
B+
Retailer 7
-
$584 AUD
$410 USD
View
A
Retailer 8
-
$691 AUD
€462 EUR
View
A
Retailer 9
-
$746 AUD
ZAR 8,468 ZAR
View
A
Retailer 10
-
$814 AUD
£450 GBP
View
B+
Retailer 11
-
$849 AUD
View
B+
Retailer 12
-
$885 AUD
$622 USD
View
B+
Retailer 13
-
$900 AUD
$632 USD
View
B+
Retailer 14
-
$904 AUD
$635 USD
View
B+
Retailer 15
-
$1,076 AUD
$756 USD
View
B+
Retailer 16
-
$1,328 AUD
$933 USD
View
B+
Retailer 17
-
$1,389 AUD
$976 USD
View
B
Retailer 18
-
$1,463 AUD
$1,028 USD
View
B+
Retailer 19
-
$1,659 AUD
View
B
Retailer 20
-
$1,701 AUD
$1,195 USD
View
B+
Retailer 21
-
$1,732 AUD
£958 GBP
View
B
Retailer 22
-
$1,903 AUD
$1,337 USD
View
B
Retailer 23
-
$2,449 AUD
$1,720 USD
View
Most Expensive
Brilliant Earth
16029328A · Oct 6
$3,047 AUD
$2,140 USD
View
Price last confirmed 26 days ago
23 more retailers have this diamond
Prices start from $349 AUDSave up to $2,100 AUD

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
$349 AUD