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Heart|Lab Grown|IGI

1.67ct D VS1 Heart Lab Grown Diamond

EX • D/VS1 • IGI LG791637031

Shape and cutting style on the report: Heart brilliant

Certificate IGI LG791637031

Diamond specifications and retailer prices

From $356 AUD
$250 USD
As of October 30, 2026
Save $2,349 AUD (87%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,705 AUD at Brilliant Earth · As of October 27, 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 LG791637031 or 791637031. Listed at 21 retailers as of October 27, 2026, with prices from $356 to $2,705, a $2,349 spread on the same certified stone. Brilliant Earth lists it at $2,705. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791637031
Dimensions7.98 × 8.00 × 4.62 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.98 mm8.00 mm1.67 ctD / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791637031
Side View
Table 55.0%Crown 32.9°Girdle: MED-STKPavilion 38.6°Culet: NoneDepth 57.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $2,705 AUD|Low: $356 AUD|High: $3,103 AUD|Avg: $1,129 AUD|-12.8%
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
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Retailer 19
Retailer 20
Retailer 21
November 1, 2026
Retailer 20$356 AUD
Retailer 8$397 AUD
Retailer 5$413 AUD
Retailer 3$441 AUD
Retailer 4$441 AUD
Retailer 19$494 AUD
Retailer 9$739 AUD
Retailer 16$747 AUD
Retailer 2$762 AUD
Retailer 15$839 AUD
Retailer 12$888 AUD
Retailer 11$913 AUD
Retailer 17$1,028 AUD
Retailer 18$1,355 AUD
Retailer 21$1,418 AUD
Retailer 14$1,605 AUD
Retailer 10$1,708 AUD
Retailer 6$1,737 AUD
Retailer 13$1,768 AUD
Retailer 7$1,926 AUD
Brilliant Earth$2,705 AUD

39 data points across 21 retailers

21 retailers$356 AUD to $2,705 AUD

A
Cheapest Retailer
-
$356 AUD
$250 USD
A
Retailer 2
-
$397 AUD
$279 USD
View
Final sale: no returns
A
Retailer 3
-
$413 AUD
$290 USD
View
A
Retailer 4
-
$441 AUD
$310 USD
View
Retailer 5
-
$441 AUD
$310 USD
View
Price last confirmed 7 days ago
Retailer 6
-
$494 AUD
£273 GBP
View
Price last confirmed 16 days ago
A
Retailer 7
-
$739 AUD
$519 USD
View
A
Retailer 8
-
$747 AUD
€500 EUR
View
A
Retailer 9
-
$762 AUD
ZAR 8,642 ZAR
View
B+
Retailer 10
-
$839 AUD
£464 GBP
View
B+
Retailer 11
-
$888 AUD
$624 USD
View
B+
Retailer 12
-
$913 AUD
$641 USD
View
B+
Retailer 13
-
$1,028 AUD
View
B
Retailer 14
-
$1,355 AUD
$952 USD
View
B+
Retailer 15
-
$1,418 AUD
$996 USD
View
B
Retailer 16
-
$1,491 AUD
$1,048 USD
View
B
Retailer 17
-
$1,694 AUD
$1,190 USD
View
B
Retailer 18
-
$1,737 AUD
$1,220 USD
View
B
Retailer 19
-
$1,768 AUD
£978 GBP
View
B
Retailer 20
-
$1,926 AUD
$1,353 USD
View
Most Expensive
B
Brilliant Earth
18670374A · Oct 27
$2,705 AUD
$1,900 USD
View
20 more retailers have this diamond
Prices start from $356 AUDSave up to $2,349 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
$356 AUD